10-Q Filing

MUELLER INDUSTRIES INC CIK: 89439 Q3 2025

Filing Information

Form Type	10-Q
Accession Number	`0000089439-25-000058`
Period End Date	20250930
Filing Date	20251022
Fiscal Year	2025
Fiscal Period	Q3
XBRL Instance	mli-20250927_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 186 Income Statement 200 Cash Flow Statement 192 Stockholders Equity 42 Comprehensive Income 96

Balance Sheet 186 line items

Line Item	Tag	Value	Unit	Period
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$3.72M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$3.72M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$2.51M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$2.51M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.04B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.04B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.26B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.26B	USD	Point-in-time
Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$1.00	USD	Point-in-time
Short-term investments	`ShortTermInvestments`	$21.87M	USD	Point-in-time
Short-term investments	`ShortTermInvestments`	$21.87M	USD	Point-in-time
Short-term investments	`ShortTermInvestments`	$54.43M	USD	Point-in-time
Short-term investments	`ShortTermInvestments`	$54.43M	USD	Point-in-time
Accounts receivable, less allowance for doubtful accounts of $2,510 in 2025 and $3,724 in 2024	`AccountsReceivableNetCurrent`	$450.11M	USD	Point-in-time
Accounts receivable, less allowance for doubtful accounts of $2,510 in 2025 and $3,724 in 2024	`AccountsReceivableNetCurrent`	$450.11M	USD	Point-in-time
Accounts receivable, less allowance for doubtful accounts of $2,510 in 2025 and $3,724 in 2024	`AccountsReceivableNetCurrent`	$556.63M	USD	Point-in-time
Accounts receivable, less allowance for doubtful accounts of $2,510 in 2025 and $3,724 in 2024	`AccountsReceivableNetCurrent`	$556.63M	USD	Point-in-time
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Inventories	`InventoryNet`	$462.28M	USD	Point-in-time
Inventories	`InventoryNet`	$462.28M	USD	Point-in-time
Inventories	`InventoryNet`	$510.01M	USD	Point-in-time
Inventories	`InventoryNet`	$510.01M	USD	Point-in-time
Preferred stock, shares outstanding (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred stock, shares outstanding (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred stock, shares outstanding (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Preferred stock, shares outstanding (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$40.73M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$40.73M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$45.94M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$45.94M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.01B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.01B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.43B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.43B	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	250.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	250.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	250.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	250.00M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	160.37M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	160.37M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	160.37M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	160.37M	shares	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$515.13M	USD	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$515.13M	USD	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$530.70M	USD	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$530.70M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	113.75M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	113.75M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	111.01M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	111.01M	shares	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$32.70M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$32.70M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$28.62M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$28.62M	USD	Point-in-time
Goodwill, net	`Goodwill`	$311.17M	USD	Point-in-time
Goodwill, net	`Goodwill`	$311.17M	USD	Point-in-time
Goodwill, net	`Goodwill`	$297.81M	USD	Point-in-time
Goodwill, net	`Goodwill`	$297.81M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$306.36M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$306.36M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$292.07M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$292.07M	USD	Point-in-time
Investments in unconsolidated affiliates	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$88.04M	USD	Point-in-time
Investments in unconsolidated affiliates	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$88.04M	USD	Point-in-time
Investments in unconsolidated affiliates	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$86.22M	USD	Point-in-time
Investments in unconsolidated affiliates	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$86.22M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$25.29M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$25.29M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$32.75M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$32.75M	USD	Point-in-time
Total assets	`Assets`	$3.21B	USD	Point-in-time
Total assets	`Assets`	$3.21B	USD	Point-in-time
Total assets	`Assets`	$3.29B	USD	Point-in-time
Total assets	`Assets`	$3.29B	USD	Point-in-time
Total assets	`Assets`	$3.70B	USD	Point-in-time
Total assets	`Assets`	$3.70B	USD	Point-in-time
Current portion of debt	`LongTermDebtCurrent`	$1.09M	USD	Point-in-time
Current portion of debt	`LongTermDebtCurrent`	$1.09M	USD	Point-in-time
Current portion of debt	`LongTermDebtCurrent`	-	USD	Point-in-time
Current portion of debt	`LongTermDebtCurrent`	-	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$173.74M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$173.74M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$187.56M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$187.56M	USD	Point-in-time
Accrued wages and other employee costs	`EmployeeRelatedLiabilitiesCurrent`	$60.14M	USD	Point-in-time
Accrued wages and other employee costs	`EmployeeRelatedLiabilitiesCurrent`	$60.14M	USD	Point-in-time
Accrued wages and other employee costs	`EmployeeRelatedLiabilitiesCurrent`	$53.78M	USD	Point-in-time
Accrued wages and other employee costs	`EmployeeRelatedLiabilitiesCurrent`	$53.78M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$8.12M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$8.12M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$8.39M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$8.39M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$154.90M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$154.90M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$253.52M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$253.52M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$397.99M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$397.99M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$503.25M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$503.25M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	-	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	-	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	-	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	-	USD	Point-in-time
Pension liabilities	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$3.06M	USD	Point-in-time
Pension liabilities	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$3.06M	USD	Point-in-time
Pension liabilities	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$216.00K	USD	Point-in-time
Pension liabilities	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$216.00K	USD	Point-in-time
Postretirement benefits other than pensions	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$8.14M	USD	Point-in-time
Postretirement benefits other than pensions	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$8.14M	USD	Point-in-time
Postretirement benefits other than pensions	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$8.57M	USD	Point-in-time
Postretirement benefits other than pensions	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$8.57M	USD	Point-in-time
Environmental reserves	`AccruedEnvironmentalLossContingenciesNoncurrent`	$15.42M	USD	Point-in-time
Environmental reserves	`AccruedEnvironmentalLossContingenciesNoncurrent`	$15.42M	USD	Point-in-time
Environmental reserves	`AccruedEnvironmentalLossContingenciesNoncurrent`	$15.15M	USD	Point-in-time
Environmental reserves	`AccruedEnvironmentalLossContingenciesNoncurrent`	$15.15M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$25.74M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$25.74M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$37.88M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$37.88M	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$24.55M	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$24.55M	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$20.55M	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$20.55M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$11.60M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$11.60M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$15.13M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$15.13M	USD	Point-in-time
Total liabilities	`Liabilities`	$486.50M	USD	Point-in-time
Total liabilities	`Liabilities`	$486.50M	USD	Point-in-time
Total liabilities	`Liabilities`	$600.74M	USD	Point-in-time
Total liabilities	`Liabilities`	$600.74M	USD	Point-in-time
Preferred stock - $1.00 par value; shares authorized 5,000,000; none outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock - $1.00 par value; shares authorized 5,000,000; none outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock - $1.00 par value; shares authorized 5,000,000; none outstanding	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock - $1.00 par value; shares authorized 5,000,000; none outstanding	`PreferredStockValue`	-	USD	Point-in-time
Common stock - $.01 par value; shares authorized 250,000,000; issued 160,366,008; outstanding 111,013,631 in 2025 and 113,751,127 in 2024	`CommonStockValue`	$1.60M	USD	Point-in-time
Common stock - $.01 par value; shares authorized 250,000,000; issued 160,366,008; outstanding 111,013,631 in 2025 and 113,751,127 in 2024	`CommonStockValue`	$1.60M	USD	Point-in-time
Common stock - $.01 par value; shares authorized 250,000,000; issued 160,366,008; outstanding 111,013,631 in 2025 and 113,751,127 in 2024	`CommonStockValue`	$1.60M	USD	Point-in-time
Common stock - $.01 par value; shares authorized 250,000,000; issued 160,366,008; outstanding 111,013,631 in 2025 and 113,751,127 in 2024	`CommonStockValue`	$1.60M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$330.53M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$330.53M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$341.41M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$341.41M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.11B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.11B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.64B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$3.64B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-80.28M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-80.28M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-58.48M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-58.48M	USD	Point-in-time
Treasury common stock, at cost	`TreasuryStockCommonValue`	$586.53M	USD	Point-in-time
Treasury common stock, at cost	`TreasuryStockCommonValue`	$586.53M	USD	Point-in-time
Treasury common stock, at cost	`TreasuryStockCommonValue`	$850.22M	USD	Point-in-time
Treasury common stock, at cost	`TreasuryStockCommonValue`	$850.22M	USD	Point-in-time
Total Mueller Industries, Inc. stockholders' equity	`StockholdersEquity`	$2.77B	USD	Point-in-time
Total Mueller Industries, Inc. stockholders' equity	`StockholdersEquity`	$2.77B	USD	Point-in-time
Total Mueller Industries, Inc. stockholders' equity	`StockholdersEquity`	$3.07B	USD	Point-in-time
Total Mueller Industries, Inc. stockholders' equity	`StockholdersEquity`	$3.07B	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$31.24M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$31.24M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$25.65M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$25.65M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.80B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.80B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.10B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.10B	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies	`CommitmentsAndContingencies`	-	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$3.29B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$3.29B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$3.70B	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$3.70B	USD	Point-in-time

Income Statement 200 line items

Line Item	Tag	Value	Unit	Period
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$997.83M	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$997.83M	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.85B	USD	3 Qtrs
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.85B	USD	3 Qtrs
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.08B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.08B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$3.22B	USD	3 Qtrs
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$3.22B	USD	3 Qtrs
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$722.47M	USD	1 Quarter
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$722.47M	USD	1 Quarter
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$2.06B	USD	3 Qtrs
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$2.06B	USD	3 Qtrs
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$738.15M	USD	1 Quarter
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$738.15M	USD	1 Quarter
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$2.25B	USD	3 Qtrs
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$2.25B	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$11.71M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$11.71M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$30.90M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$30.90M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$16.61M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$16.61M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$51.63M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$51.63M	USD	3 Qtrs
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$59.62M	USD	1 Quarter
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$59.62M	USD	1 Quarter
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$161.99M	USD	3 Qtrs
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$161.99M	USD	3 Qtrs
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$61.66M	USD	1 Quarter
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$61.66M	USD	1 Quarter
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$192.24M	USD	3 Qtrs
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$192.24M	USD	3 Qtrs
Gain on disposal of assets, net	`GainLossOnSaleOfOtherAssets`	$2.67M	USD	1 Quarter
Gain on disposal of assets, net	`GainLossOnSaleOfOtherAssets`	$2.67M	USD	1 Quarter
Gain on disposal of assets, net	`GainLossOnSaleOfOtherAssets`	$3.95M	USD	3 Qtrs
Gain on disposal of assets, net	`GainLossOnSaleOfOtherAssets`	$3.95M	USD	3 Qtrs
Gain on disposal of assets, net	`GainLossOnSaleOfOtherAssets`	$11.85M	USD	1 Quarter
Gain on disposal of assets, net	`GainLossOnSaleOfOtherAssets`	$11.85M	USD	1 Quarter
Gain on disposal of assets, net	`GainLossOnSaleOfOtherAssets`	$26.65M	USD	3 Qtrs
Gain on disposal of assets, net	`GainLossOnSaleOfOtherAssets`	$26.65M	USD	3 Qtrs
Impairment charges	`AssetImpairmentCharges`	-	USD	1 Quarter
Impairment charges	`AssetImpairmentCharges`	-	USD	1 Quarter
Impairment charges	`AssetImpairmentCharges`	-	USD	3 Qtrs
Impairment charges	`AssetImpairmentCharges`	-	USD	3 Qtrs
Impairment charges	`AssetImpairmentCharges`	$2.02M	USD	1 Quarter
Impairment charges	`AssetImpairmentCharges`	$2.02M	USD	1 Quarter
Impairment charges	`AssetImpairmentCharges`	$2.02M	USD	3 Qtrs
Impairment charges	`AssetImpairmentCharges`	$2.02M	USD	3 Qtrs
Gain on insurance proceeds	`InsuredEventGainLoss`	-	USD	1 Quarter
Gain on insurance proceeds	`InsuredEventGainLoss`	-	USD	1 Quarter
Gain on insurance proceeds	`InsuredEventGainLoss`	-	USD	3 Qtrs
Gain on insurance proceeds	`InsuredEventGainLoss`	-	USD	3 Qtrs
Gain on insurance proceeds	`InsuredEventGainLoss`	$4.87M	USD	1 Quarter
Gain on insurance proceeds	`InsuredEventGainLoss`	$4.87M	USD	1 Quarter
Gain on insurance proceeds	`InsuredEventGainLoss`	$41.15M	USD	3 Qtrs
Gain on insurance proceeds	`InsuredEventGainLoss`	$41.15M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$206.70M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$206.70M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$600.13M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$600.13M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$276.12M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$276.12M	USD	1 Quarter
Operating income	`OperatingIncomeLoss`	$786.54M	USD	3 Qtrs
Operating income	`OperatingIncomeLoss`	$786.54M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$113.00K	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$113.00K	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$335.00K	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$335.00K	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$6.00K	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$6.00K	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$48.00K	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$48.00K	USD	3 Qtrs
Interest income	`InvestmentIncomeInterest`	$11.14M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$11.14M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$42.77M	USD	3 Qtrs
Interest income	`InvestmentIncomeInterest`	$42.77M	USD	3 Qtrs
Interest income	`InvestmentIncomeInterest`	$10.82M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$10.82M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$28.95M	USD	3 Qtrs
Interest income	`InvestmentIncomeInterest`	$28.95M	USD	3 Qtrs
Realized and unrealized (losses) gains on short-term investments	`GainLossOnInvestments`	$164.00K	USD	1 Quarter
Realized and unrealized (losses) gains on short-term investments	`GainLossOnInvestments`	$164.00K	USD	1 Quarter
Realized and unrealized (losses) gains on short-term investments	`GainLossOnInvestments`	$529.00K	USD	3 Qtrs
Realized and unrealized (losses) gains on short-term investments	`GainLossOnInvestments`	$529.00K	USD	3 Qtrs
Realized and unrealized (losses) gains on short-term investments	`GainLossOnInvestments`	$-2.28M	USD	1 Quarter
Realized and unrealized (losses) gains on short-term investments	`GainLossOnInvestments`	$-2.28M	USD	1 Quarter
Realized and unrealized (losses) gains on short-term investments	`GainLossOnInvestments`	$5.92M	USD	3 Qtrs
Realized and unrealized (losses) gains on short-term investments	`GainLossOnInvestments`	$5.92M	USD	3 Qtrs
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	-	USD	1 Quarter
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	-	USD	1 Quarter
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	-	USD	3 Qtrs
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	-	USD	3 Qtrs
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	$4.83M	USD	1 Quarter
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	$4.83M	USD	1 Quarter
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	$4.83M	USD	3 Qtrs
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	$4.83M	USD	3 Qtrs
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-122.00K	USD	1 Quarter
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-122.00K	USD	1 Quarter
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-848.00K	USD	3 Qtrs
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-848.00K	USD	3 Qtrs
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$627.00K	USD	1 Quarter
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$627.00K	USD	1 Quarter
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-423.00K	USD	3 Qtrs
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-423.00K	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$217.77M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$217.77M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$642.25M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$642.25M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$280.45M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$280.45M	USD	1 Quarter
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$816.11M	USD	3 Qtrs
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$816.11M	USD	3 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$49.19M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$49.19M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$159.41M	USD	3 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$159.41M	USD	3 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$73.90M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$73.90M	USD	1 Quarter
Income tax expense	`IncomeTaxExpenseBenefit`	$204.24M	USD	3 Qtrs
Income tax expense	`IncomeTaxExpenseBenefit`	$204.24M	USD	3 Qtrs
Income (loss) from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$3.20M	USD	1 Quarter
Income (loss) from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$3.20M	USD	1 Quarter
Income (loss) from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$-5.91M	USD	3 Qtrs
Income (loss) from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$-5.91M	USD	3 Qtrs
Income (loss) from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$3.70M	USD	1 Quarter
Income (loss) from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$3.70M	USD	1 Quarter
Income (loss) from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$6.14M	USD	3 Qtrs
Income (loss) from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$6.14M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$171.78M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$171.78M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$476.94M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$476.94M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$210.25M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$210.25M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$618.02M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$618.02M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.08M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.08M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$9.71M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$9.71M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.12M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.12M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.54M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.54M	USD	3 Qtrs
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$168.70M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$168.70M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$467.23M	USD	3 Qtrs
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$467.23M	USD	3 Qtrs
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$208.12M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$208.12M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$611.48M	USD	3 Qtrs
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$611.48M	USD	3 Qtrs
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	111.36M	shares	1 Quarter
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	111.36M	shares	1 Quarter
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	111.33M	shares	3 Qtrs
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	111.33M	shares	3 Qtrs
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	109.11M	shares	1 Quarter
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	109.11M	shares	1 Quarter
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	109.53M	shares	3 Qtrs
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	109.53M	shares	3 Qtrs
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	2.41M	shares	1 Quarter
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	2.41M	shares	1 Quarter
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	2.63M	shares	3 Qtrs
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	2.63M	shares	3 Qtrs
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	1.82M	shares	1 Quarter
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	1.82M	shares	1 Quarter
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	2.12M	shares	3 Qtrs
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	2.12M	shares	3 Qtrs
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.78M	shares	1 Quarter
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.78M	shares	1 Quarter
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.97M	shares	3 Qtrs
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	113.97M	shares	3 Qtrs
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	110.93M	shares	1 Quarter
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	110.93M	shares	1 Quarter
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	111.65M	shares	3 Qtrs
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	111.65M	shares	3 Qtrs
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$1.51	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$1.51	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$4.20	USD	3 Qtrs
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$4.20	USD	3 Qtrs
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$1.91	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$1.91	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$5.58	USD	3 Qtrs
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$5.58	USD	3 Qtrs
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$1.48	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$1.48	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$4.10	USD	3 Qtrs
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$4.10	USD	3 Qtrs
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$1.88	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$1.88	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$5.48	USD	3 Qtrs
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$5.48	USD	3 Qtrs
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.20	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.20	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.60	USD	3 Qtrs
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.60	USD	3 Qtrs
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.25	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.25	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.75	USD	3 Qtrs
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.75	USD	3 Qtrs

Cash Flow Statement 192 line items

Line Item	Tag	Value	Unit	Period
Consolidated net income	`ProfitLoss`	$171.78M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$171.78M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$476.94M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$476.94M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$210.25M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$210.25M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$618.02M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$618.02M	USD	3 Qtrs
Depreciation and amortization	`Depreciation`	$31.14M	USD	3 Qtrs
Depreciation and amortization	`Depreciation`	$31.14M	USD	3 Qtrs
Depreciation and amortization	`Depreciation`	$51.63M	USD	3 Qtrs
Depreciation and amortization	`Depreciation`	$51.63M	USD	3 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$19.96M	USD	3 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$19.96M	USD	3 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$20.33M	USD	3 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$20.33M	USD	3 Qtrs
Provision for doubtful accounts receivable	`ProvisionForDoubtfulAccounts`	$-262.00K	USD	3 Qtrs
Provision for doubtful accounts receivable	`ProvisionForDoubtfulAccounts`	$-262.00K	USD	3 Qtrs
Provision for doubtful accounts receivable	`ProvisionForDoubtfulAccounts`	$67.00K	USD	3 Qtrs
Provision for doubtful accounts receivable	`ProvisionForDoubtfulAccounts`	$67.00K	USD	3 Qtrs
(Income) loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$3.20M	USD	1 Quarter
(Income) loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$3.20M	USD	1 Quarter
(Income) loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$-5.91M	USD	3 Qtrs
(Income) loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$-5.91M	USD	3 Qtrs
(Income) loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$3.70M	USD	1 Quarter
(Income) loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$3.70M	USD	1 Quarter
(Income) loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$6.14M	USD	3 Qtrs
(Income) loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$6.14M	USD	3 Qtrs
Dividends from unconsolidated affiliates	`ProceedsFromDividendsReceived`	$4.13M	USD	3 Qtrs
Dividends from unconsolidated affiliates	`ProceedsFromDividendsReceived`	$4.13M	USD	3 Qtrs
Dividends from unconsolidated affiliates	`ProceedsFromDividendsReceived`	$5.44M	USD	3 Qtrs
Dividends from unconsolidated affiliates	`ProceedsFromDividendsReceived`	$5.44M	USD	3 Qtrs
Insurance proceeds - noncapital related	`ProceedsFromInsurancePremiumsCollected`	$15.00M	USD	3 Qtrs
Insurance proceeds - noncapital related	`ProceedsFromInsurancePremiumsCollected`	$15.00M	USD	3 Qtrs
Insurance proceeds - noncapital related	`ProceedsFromInsurancePremiumsCollected`	$15.47M	USD	3 Qtrs
Insurance proceeds - noncapital related	`ProceedsFromInsurancePremiumsCollected`	$15.47M	USD	3 Qtrs
Gain on disposals of properties	`GainLossOnSaleOfPropertyPlantEquipment`	$3.95M	USD	3 Qtrs
Gain on disposals of properties	`GainLossOnSaleOfPropertyPlantEquipment`	$3.95M	USD	3 Qtrs
Gain on disposals of properties	`GainLossOnSaleOfPropertyPlantEquipment`	$26.65M	USD	3 Qtrs
Gain on disposals of properties	`GainLossOnSaleOfPropertyPlantEquipment`	$26.65M	USD	3 Qtrs
Unrealized gains on short-term investments	`UnrealizedGainLossOnInvestments`	$164.00K	USD	3 Qtrs
Unrealized gains on short-term investments	`UnrealizedGainLossOnInvestments`	$164.00K	USD	3 Qtrs
Unrealized gains on short-term investments	`UnrealizedGainLossOnInvestments`	$5.92M	USD	3 Qtrs
Unrealized gains on short-term investments	`UnrealizedGainLossOnInvestments`	$5.92M	USD	3 Qtrs
Gain on sales of securities	`DebtSecuritiesAvailableForSaleRealizedGainLoss`	$365.00K	USD	3 Qtrs
Gain on sales of securities	`DebtSecuritiesAvailableForSaleRealizedGainLoss`	$365.00K	USD	3 Qtrs
Gain on sales of securities	`DebtSecuritiesAvailableForSaleRealizedGainLoss`	-	USD	3 Qtrs
Gain on sales of securities	`DebtSecuritiesAvailableForSaleRealizedGainLoss`	-	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	-	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	-	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	-	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	$2.02M	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	$2.02M	USD	1 Quarter
Asset impairments	`AssetImpairmentCharges`	$2.02M	USD	3 Qtrs
Asset impairments	`AssetImpairmentCharges`	$2.02M	USD	3 Qtrs
Gain on insurance proceeds	`InsuredEventGainLoss`	-	USD	1 Quarter
Gain on insurance proceeds	`InsuredEventGainLoss`	-	USD	1 Quarter
Gain on insurance proceeds	`InsuredEventGainLoss`	-	USD	3 Qtrs
Gain on insurance proceeds	`InsuredEventGainLoss`	-	USD	3 Qtrs
Gain on insurance proceeds	`InsuredEventGainLoss`	$4.87M	USD	1 Quarter
Gain on insurance proceeds	`InsuredEventGainLoss`	$4.87M	USD	1 Quarter
Gain on insurance proceeds	`InsuredEventGainLoss`	$41.15M	USD	3 Qtrs
Gain on insurance proceeds	`InsuredEventGainLoss`	$41.15M	USD	3 Qtrs
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$1.84M	USD	3 Qtrs
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$1.84M	USD	3 Qtrs
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$10.63M	USD	3 Qtrs
Deferred income tax expense	`DeferredIncomeTaxExpenseBenefit`	$10.63M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInAccountsReceivable`	$99.28M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInAccountsReceivable`	$99.28M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInAccountsReceivable`	$100.83M	USD	3 Qtrs
Receivables	`IncreaseDecreaseInAccountsReceivable`	$100.83M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-34.03M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-34.03M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$40.67M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$40.67M	USD	3 Qtrs
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$3.17M	USD	3 Qtrs
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$3.17M	USD	3 Qtrs
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$8.76M	USD	3 Qtrs
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$8.76M	USD	3 Qtrs
Current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$25.30M	USD	3 Qtrs
Current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$25.30M	USD	3 Qtrs
Current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$120.80M	USD	3 Qtrs
Current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$120.80M	USD	3 Qtrs
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-2.47M	USD	3 Qtrs
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-2.47M	USD	3 Qtrs
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$286.00K	USD	3 Qtrs
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$286.00K	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-1.22M	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-1.22M	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$330.00K	USD	3 Qtrs
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$330.00K	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$505.79M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$505.79M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$614.23M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$614.23M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$51.29M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$51.29M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$48.98M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$48.98M	USD	3 Qtrs
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$602.69M	USD	3 Qtrs
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$602.69M	USD	3 Qtrs
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	3 Qtrs
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	-	USD	3 Qtrs
Investments in unconsolidated affiliates	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$8.70M	USD	3 Qtrs
Investments in unconsolidated affiliates	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$8.70M	USD	3 Qtrs
Investments in unconsolidated affiliates	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	-	USD	3 Qtrs
Investments in unconsolidated affiliates	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	-	USD	3 Qtrs
Insurance proceeds - capital related	`ProceedsFromInsuranceSettlementInvestingActivities`	-	USD	3 Qtrs
Insurance proceeds - capital related	`ProceedsFromInsuranceSettlementInvestingActivities`	-	USD	3 Qtrs
Insurance proceeds - capital related	`ProceedsFromInsuranceSettlementInvestingActivities`	$4.53M	USD	3 Qtrs
Insurance proceeds - capital related	`ProceedsFromInsuranceSettlementInvestingActivities`	$4.53M	USD	3 Qtrs
Purchase of short-term investments	`PaymentsToAcquireShortTermInvestments`	$4.29M	USD	3 Qtrs
Purchase of short-term investments	`PaymentsToAcquireShortTermInvestments`	$4.29M	USD	3 Qtrs
Purchase of short-term investments	`PaymentsToAcquireShortTermInvestments`	$26.63M	USD	3 Qtrs
Purchase of short-term investments	`PaymentsToAcquireShortTermInvestments`	$26.63M	USD	3 Qtrs
Purchase of long-term investments	`PaymentsToAcquireLongtermInvestments`	$7.98M	USD	3 Qtrs
Purchase of long-term investments	`PaymentsToAcquireLongtermInvestments`	$7.98M	USD	3 Qtrs
Purchase of long-term investments	`PaymentsToAcquireLongtermInvestments`	$781.00K	USD	3 Qtrs
Purchase of long-term investments	`PaymentsToAcquireLongtermInvestments`	$781.00K	USD	3 Qtrs
Proceeds from the sale of securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$98.47M	USD	3 Qtrs
Proceeds from the sale of securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$98.47M	USD	3 Qtrs
Proceeds from the sale of securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	-	USD	3 Qtrs
Proceeds from the sale of securities	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	-	USD	3 Qtrs
Issuance of notes receivable with unconsolidated affiliates	`PaymentsToAcquireNotesReceivable`	$3.80M	USD	3 Qtrs
Issuance of notes receivable with unconsolidated affiliates	`PaymentsToAcquireNotesReceivable`	$3.80M	USD	3 Qtrs
Issuance of notes receivable with unconsolidated affiliates	`PaymentsToAcquireNotesReceivable`	-	USD	3 Qtrs
Issuance of notes receivable with unconsolidated affiliates	`PaymentsToAcquireNotesReceivable`	-	USD	3 Qtrs
Proceeds from sales of assets	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$9.03M	USD	3 Qtrs
Proceeds from sales of assets	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$9.03M	USD	3 Qtrs
Proceeds from sales of assets	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$38.48M	USD	3 Qtrs
Proceeds from sales of assets	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$38.48M	USD	3 Qtrs
Investment received from noncontrolling interests	`InvestmentReceivedFromNoncontrollingInterests`	-	USD	3 Qtrs
Investment received from noncontrolling interests	`InvestmentReceivedFromNoncontrollingInterests`	-	USD	3 Qtrs
Investment received from noncontrolling interests	`InvestmentReceivedFromNoncontrollingInterests`	$600.00K	USD	3 Qtrs
Investment received from noncontrolling interests	`InvestmentReceivedFromNoncontrollingInterests`	$600.00K	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-571.25M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-571.25M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-32.79M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-32.79M	USD	3 Qtrs
Dividends paid to stockholders of Mueller Industries, Inc.	`PaymentsOfDividendsCommonStock`	$66.80M	USD	3 Qtrs
Dividends paid to stockholders of Mueller Industries, Inc.	`PaymentsOfDividendsCommonStock`	$66.80M	USD	3 Qtrs
Dividends paid to stockholders of Mueller Industries, Inc.	`PaymentsOfDividendsCommonStock`	$81.72M	USD	3 Qtrs
Dividends paid to stockholders of Mueller Industries, Inc.	`PaymentsOfDividendsCommonStock`	$81.72M	USD	3 Qtrs
Dividends paid to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	-	USD	3 Qtrs
Dividends paid to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	-	USD	3 Qtrs
Dividends paid to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$12.24M	USD	3 Qtrs
Dividends paid to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$12.24M	USD	3 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$48.68M	USD	3 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$48.68M	USD	3 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$243.62M	USD	3 Qtrs
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$243.62M	USD	3 Qtrs
Repayments of debt	`RepaymentsOfLongTermDebt`	$167.00K	USD	3 Qtrs
Repayments of debt	`RepaymentsOfLongTermDebt`	$167.00K	USD	3 Qtrs
Repayments of debt	`RepaymentsOfLongTermDebt`	$185.00K	USD	3 Qtrs
Repayments of debt	`RepaymentsOfLongTermDebt`	$185.00K	USD	3 Qtrs
Issuance of debt by consolidated joint ventures, net	`ProceedsFromIssuanceRepaymentsOfDebtByConsolidatedJointVentures`	$-144.00K	USD	3 Qtrs
Issuance of debt by consolidated joint ventures, net	`ProceedsFromIssuanceRepaymentsOfDebtByConsolidatedJointVentures`	$-144.00K	USD	3 Qtrs
Issuance of debt by consolidated joint ventures, net	`ProceedsFromIssuanceRepaymentsOfDebtByConsolidatedJointVentures`	-	USD	3 Qtrs
Issuance of debt by consolidated joint ventures, net	`ProceedsFromIssuanceRepaymentsOfDebtByConsolidatedJointVentures`	-	USD	3 Qtrs
Net cash used to settle stock-based awards	`PaymentsForSettlementOfStockBasedAwards`	$22.95M	USD	3 Qtrs
Net cash used to settle stock-based awards	`PaymentsForSettlementOfStockBasedAwards`	$22.95M	USD	3 Qtrs
Net cash used to settle stock-based awards	`PaymentsForSettlementOfStockBasedAwards`	$29.53M	USD	3 Qtrs
Net cash used to settle stock-based awards	`PaymentsForSettlementOfStockBasedAwards`	$29.53M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-138.45M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-138.45M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-367.29M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-367.29M	USD	3 Qtrs
Effect of exchange rate changes on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-4.71M	USD	3 Qtrs
Effect of exchange rate changes on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-4.71M	USD	3 Qtrs
Effect of exchange rate changes on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$9.84M	USD	3 Qtrs
Effect of exchange rate changes on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$9.84M	USD	3 Qtrs
Increase (decrease) in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-208.62M	USD	3 Qtrs
Increase (decrease) in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-208.62M	USD	3 Qtrs
Increase (decrease) in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$223.99M	USD	3 Qtrs
Increase (decrease) in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$223.99M	USD	3 Qtrs
Cash, cash equivalents, and restricted cash at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.17B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.17B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$965.61M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$965.61M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.04B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.04B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.26B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.26B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.17B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.17B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$965.61M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$965.61M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.04B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.04B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.26B	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.26B	USD	Point-in-time

Stockholders Equity 42 line items

Line Item	Tag	Value	Unit	Period
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.80B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.80B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.10B	USD	Point-in-time
Balance at beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.10B	USD	Point-in-time
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$168.70M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$168.70M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$467.23M	USD	3 Qtrs
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$467.23M	USD	3 Qtrs
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$208.12M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$208.12M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$611.48M	USD	3 Qtrs
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$611.48M	USD	3 Qtrs
Total other comprehensive (loss) income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$7.34M	USD	1 Quarter
Total other comprehensive (loss) income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$7.34M	USD	1 Quarter
Total other comprehensive (loss) income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$-6.74M	USD	3 Qtrs
Total other comprehensive (loss) income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$-6.74M	USD	3 Qtrs
Total other comprehensive (loss) income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$-7.90M	USD	1 Quarter
Total other comprehensive (loss) income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$-7.90M	USD	1 Quarter
Total other comprehensive (loss) income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$21.31M	USD	3 Qtrs
Total other comprehensive (loss) income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$21.31M	USD	3 Qtrs
Investment in Joining Systems JV	`InvestmentInJointVenture`	$600.00K	USD	3 Qtrs
Investment in Joining Systems JV	`InvestmentInJointVenture`	$600.00K	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.08M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$3.08M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$9.71M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$9.71M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.12M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.12M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.54M	USD	3 Qtrs
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.54M	USD	3 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$6.12M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$6.12M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-5.91M	USD	3 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-5.91M	USD	3 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-6.70M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-6.70M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$20.32M	USD	3 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$20.32M	USD	3 Qtrs
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.80B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$2.80B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.10B	USD	Point-in-time
Balance at end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$3.10B	USD	Point-in-time

Comprehensive Income 96 line items

Line Item	Tag	Value	Unit	Period
Net change with respect to derivative instruments and hedging activities, tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-425.00K	USD	1 Quarter
Net change with respect to derivative instruments and hedging activities, tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-425.00K	USD	1 Quarter
Net change with respect to derivative instruments and hedging activities, tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-304.00K	USD	3 Qtrs
Net change with respect to derivative instruments and hedging activities, tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-304.00K	USD	3 Qtrs
Net change with respect to derivative instruments and hedging activities, tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$34.00K	USD	1 Quarter
Net change with respect to derivative instruments and hedging activities, tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$34.00K	USD	1 Quarter
Net change with respect to derivative instruments and hedging activities, tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-176.00K	USD	3 Qtrs
Net change with respect to derivative instruments and hedging activities, tax (expense) benefit	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-176.00K	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$171.78M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$171.78M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$476.94M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$476.94M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$210.25M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$210.25M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$618.02M	USD	3 Qtrs
Consolidated net income	`ProfitLoss`	$618.02M	USD	3 Qtrs
Net change in pension and postretirement obligation adjustments, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-134.00K	USD	1 Quarter
Net change in pension and postretirement obligation adjustments, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-134.00K	USD	1 Quarter
Net change in pension and postretirement obligation adjustments, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-155.00K	USD	3 Qtrs
Net change in pension and postretirement obligation adjustments, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-155.00K	USD	3 Qtrs
Net change in pension and postretirement obligation adjustments, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$57.00K	USD	1 Quarter
Net change in pension and postretirement obligation adjustments, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$57.00K	USD	1 Quarter
Net change in pension and postretirement obligation adjustments, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$765.00K	USD	3 Qtrs
Net change in pension and postretirement obligation adjustments, tax benefit (expense)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$765.00K	USD	3 Qtrs
Attributable to unconsolidated affiliates, tax benefit (expense)	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$-27.00K	USD	1 Quarter
Attributable to unconsolidated affiliates, tax benefit (expense)	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$-27.00K	USD	1 Quarter
Attributable to unconsolidated affiliates, tax benefit (expense)	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$433.00K	USD	3 Qtrs
Attributable to unconsolidated affiliates, tax benefit (expense)	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$433.00K	USD	3 Qtrs
Attributable to unconsolidated affiliates, tax benefit (expense)	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$353.00K	USD	1 Quarter
Attributable to unconsolidated affiliates, tax benefit (expense)	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$353.00K	USD	1 Quarter
Attributable to unconsolidated affiliates, tax benefit (expense)	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$566.00K	USD	3 Qtrs
Attributable to unconsolidated affiliates, tax benefit (expense)	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$566.00K	USD	3 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$6.12M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$6.12M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-5.91M	USD	3 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-5.91M	USD	3 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-6.70M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-6.70M	USD	1 Quarter
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$20.32M	USD	3 Qtrs
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$20.32M	USD	3 Qtrs
Net change with respect to derivative instruments and hedging activities, net of tax of $34, $(425), $(176), and $(304)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$1.46M	USD	1 Quarter
Net change with respect to derivative instruments and hedging activities, net of tax of $34, $(425), $(176), and $(304)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$1.46M	USD	1 Quarter
Net change with respect to derivative instruments and hedging activities, net of tax of $34, $(425), $(176), and $(304)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$1.04M	USD	3 Qtrs
Net change with respect to derivative instruments and hedging activities, net of tax of $34, $(425), $(176), and $(304)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$1.04M	USD	3 Qtrs
Net change with respect to derivative instruments and hedging activities, net of tax of $34, $(425), $(176), and $(304)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-114.00K	USD	1 Quarter
Net change with respect to derivative instruments and hedging activities, net of tax of $34, $(425), $(176), and $(304)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-114.00K	USD	1 Quarter
Net change with respect to derivative instruments and hedging activities, net of tax of $34, $(425), $(176), and $(304)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$601.00K	USD	3 Qtrs
Net change with respect to derivative instruments and hedging activities, net of tax of $34, $(425), $(176), and $(304)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$601.00K	USD	3 Qtrs
Net change in pension and postretirement obligation adjustments, net of tax of $(57), $134, $(765), and $155	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$323.00K	USD	1 Quarter
Net change in pension and postretirement obligation adjustments, net of tax of $(57), $134, $(765), and $155	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$323.00K	USD	1 Quarter
Net change in pension and postretirement obligation adjustments, net of tax of $(57), $134, $(765), and $155	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$380.00K	USD	3 Qtrs
Net change in pension and postretirement obligation adjustments, net of tax of $(57), $134, $(765), and $155	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$380.00K	USD	3 Qtrs
Net change in pension and postretirement obligation adjustments, net of tax of $(57), $134, $(765), and $155	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-135.00K	USD	1 Quarter
Net change in pension and postretirement obligation adjustments, net of tax of $(57), $134, $(765), and $155	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-135.00K	USD	1 Quarter
Net change in pension and postretirement obligation adjustments, net of tax of $(57), $134, $(765), and $155	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-2.34M	USD	3 Qtrs
Net change in pension and postretirement obligation adjustments, net of tax of $(57), $134, $(765), and $155	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-2.34M	USD	3 Qtrs
Attributable to unconsolidated affiliates, net of tax of $353, $(27), $566, and $433	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$90.00K	USD	1 Quarter
Attributable to unconsolidated affiliates, net of tax of $353, $(27), $566, and $433	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$90.00K	USD	1 Quarter
Attributable to unconsolidated affiliates, net of tax of $353, $(27), $566, and $433	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-1.49M	USD	3 Qtrs
Attributable to unconsolidated affiliates, net of tax of $353, $(27), $566, and $433	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-1.49M	USD	3 Qtrs
Attributable to unconsolidated affiliates, net of tax of $353, $(27), $566, and $433	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-1.22M	USD	1 Quarter
Attributable to unconsolidated affiliates, net of tax of $353, $(27), $566, and $433	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-1.22M	USD	1 Quarter
Attributable to unconsolidated affiliates, net of tax of $353, $(27), $566, and $433	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-1.95M	USD	3 Qtrs
Attributable to unconsolidated affiliates, net of tax of $353, $(27), $566, and $433	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-1.95M	USD	3 Qtrs
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$7.34M	USD	1 Quarter
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$7.34M	USD	1 Quarter
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$-6.74M	USD	3 Qtrs
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$-6.74M	USD	3 Qtrs
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$-7.90M	USD	1 Quarter
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$-7.90M	USD	1 Quarter
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$21.31M	USD	3 Qtrs
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$21.31M	USD	3 Qtrs
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$179.13M	USD	1 Quarter
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$179.13M	USD	1 Quarter
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$470.20M	USD	3 Qtrs
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$470.20M	USD	3 Qtrs
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$202.35M	USD	1 Quarter
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$202.35M	USD	1 Quarter
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$639.33M	USD	3 Qtrs
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$639.33M	USD	3 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.50M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$3.50M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$8.98M	USD	3 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$8.98M	USD	3 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.59M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$1.59M	USD	1 Quarter
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$6.05M	USD	3 Qtrs
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$6.05M	USD	3 Qtrs
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$175.63M	USD	1 Quarter
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$175.63M	USD	1 Quarter
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$461.21M	USD	3 Qtrs
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$461.21M	USD	3 Qtrs
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$200.76M	USD	1 Quarter
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$200.76M	USD	1 Quarter
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$633.28M	USD	3 Qtrs
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$633.28M	USD	3 Qtrs

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.