10-K Filing

MUELLER INDUSTRIES INC CIK: 89439 FY 2021

Filing Information

Form Type	10-K
Accession Number	`0000089439-22-000013`
Period End Date	20211231
Filing Date	20220223
Fiscal Year	2021
Fiscal Period	FY
XBRL Instance	mli-20211225_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 92 Income Statement 129 Cash Flow Statement 142 Stockholders Equity 24 Comprehensive Income 44

Balance Sheet 92 line items

Line Item	Tag	Value	Unit	Period
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$2.59M	USD	Point-in-time
Allowance for doubtful accounts	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.54M	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, authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$87.92M	USD	Point-in-time
Preferred stock, authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$119.08M	USD	Point-in-time
Preferred stock, outstanding (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Accounts receivable, less allowance for doubtful accounts of $2,590 in 2021 and $1,538 in 2020	`AccountsReceivableNetCurrent`	$471.86M	USD	Point-in-time
Preferred stock, outstanding (in shares)	`PreferredStockSharesOutstanding`	0.00	shares	Point-in-time
Accounts receivable, less allowance for doubtful accounts of $2,590 in 2021 and $1,538 in 2020	`AccountsReceivableNetCurrent`	$357.53M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Inventories	`InventoryNet`	$315.00M	USD	Point-in-time
Inventories	`InventoryNet`	$430.24M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	100.00M	shares	Point-in-time
Other current assets	`OtherAssetsCurrent`	$28.98M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$33.75M	USD	Point-in-time
Common stock, authorized (in shares)	`CommonStockSharesAuthorized`	100.00M	shares	Point-in-time
Total current assets	`AssetsCurrent`	$825.36M	USD	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	80.18M	shares	Point-in-time
Common stock, issued (in shares)	`CommonStockSharesIssued`	80.18M	shares	Point-in-time
Total current assets	`AssetsCurrent`	$1.02B	USD	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	57.30M	shares	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$385.56M	USD	Point-in-time
Property, plant, and equipment, net	`PropertyPlantAndEquipmentNet`	$376.57M	USD	Point-in-time
Common stock, outstanding (in shares)	`CommonStockSharesOutstanding`	57.09M	shares	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$29.30M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$23.51M	USD	Point-in-time
Goodwill, net	`Goodwill`	$171.33M	USD	Point-in-time
Goodwill, net	`Goodwill`	$167.76M	USD	Point-in-time
Goodwill, net	`Goodwill`	$153.28M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$77.21M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$61.71M	USD	Point-in-time
Investment in unconsolidated affiliates	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$37.98M	USD	Point-in-time
Investment in unconsolidated affiliates	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$61.13M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$6.68M	USD	Point-in-time
Other noncurrent assets	`OtherAssetsNoncurrent`	$14.39M	USD	Point-in-time
Total Assets	`Assets`	$1.53B	USD	Point-in-time
Total Assets	`Assets`	$1.73B	USD	Point-in-time
Total Assets	`Assets`	$1.37B	USD	Point-in-time
Current portion of debt	`LongTermDebtCurrent`	$811.00K	USD	Point-in-time
Current portion of debt	`LongTermDebtCurrent`	$41.28M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$180.79M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$147.74M	USD	Point-in-time
Accrued wages and other employee costs	`EmployeeRelatedLiabilitiesCurrent`	$49.63M	USD	Point-in-time
Accrued wages and other employee costs	`EmployeeRelatedLiabilitiesCurrent`	$46.30M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$6.01M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$6.26M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$145.19M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$98.06M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$382.44M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$339.64M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$1.06M	USD	Point-in-time
Long-term debt, less current portion	`LongTermDebtNoncurrent`	$286.59M	USD	Point-in-time
Pension liabilities	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$5.57M	USD	Point-in-time
Pension liabilities	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$13.55M	USD	Point-in-time
Postretirement benefits other than pensions	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$13.29M	USD	Point-in-time
Postretirement benefits other than pensions	`OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent`	$11.96M	USD	Point-in-time
Environmental reserves	`AccruedEnvironmentalLossContingenciesNoncurrent`	$21.26M	USD	Point-in-time
Environmental reserves	`AccruedEnvironmentalLossContingenciesNoncurrent`	$17.68M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$16.84M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$14.35M	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$17.10M	USD	Point-in-time
Noncurrent operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$21.60M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$21.81M	USD	Point-in-time
Other noncurrent liabilities	`OtherLiabilitiesNoncurrent`	$14.73M	USD	Point-in-time
Total liabilities	`Liabilities`	$471.97M	USD	Point-in-time
Total liabilities	`Liabilities`	$727.51M	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 100,000,000; issued 80,183,004; outstanding 57,295,961 in 2021 and 57,087,432 in 2020	`CommonStockValue`	$802.00K	USD	Point-in-time
Common stock - $.01 par value; shares authorized 100,000,000; issued 80,183,004; outstanding 57,295,961 in 2021 and 57,087,432 in 2020	`CommonStockValue`	$802.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$280.05M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$286.21M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.46B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.02B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-53.35M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-54.88M	USD	Point-in-time
Treasury common stock, at cost	`TreasuryStockValue`	$470.03M	USD	Point-in-time
Treasury common stock, at cost	`TreasuryStockValue`	$468.92M	USD	Point-in-time
Total Mueller Industries, Inc. stockholders' equity	`StockholdersEquity`	$1.22B	USD	Point-in-time
Total Mueller Industries, Inc. stockholders' equity	`StockholdersEquity`	$776.75M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$24.32M	USD	Point-in-time
Noncontrolling interests	`MinorityInterest`	$34.84M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.26B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$801.06M	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`	$1.53B	USD	Point-in-time
Total Liabilities and Equity	`LiabilitiesAndStockholdersEquity`	$1.73B	USD	Point-in-time

Income Statement 129 line items

Line Item	Tag	Value	Unit	Period
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$675.85M	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$982.25M	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$602.92M	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$1.01B	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.43B	USD	Annual
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$956.36M	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$500.17M	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.40B	USD	Annual
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$619.11M	USD	1 Quarter
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$3.77B	USD	Annual
Net sales	`RevenueFromContractWithCustomerExcludingAssessedTax`	$818.15M	USD	1 Quarter
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$1.97B	USD	Annual
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$2.94B	USD	Annual
Cost of goods sold	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$2.04B	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$45.39M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$44.84M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$42.69M	USD	Annual
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$162.36M	USD	Annual
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$184.05M	USD	Annual
Selling, general, and administrative expense	`SellingGeneralAndAdministrativeExpense`	$159.48M	USD	Annual
Litigation settlement, net	`GainLossRelatedToLitigationSettlement`	-	USD	Annual
Litigation settlement, net	`GainLossRelatedToLitigationSettlement`	$22.05M	USD	Annual
Litigation settlement, net	`GainLossRelatedToLitigationSettlement`	-	USD	Annual
Gain on sale of businesses	`GainLossOnSaleOfBusiness`	-	USD	Annual
Gain on sale of businesses	`GainLossOnSaleOfBusiness`	$57.76M	USD	Annual
Gain on sale of businesses	`GainLossOnSaleOfBusiness`	-	USD	Annual
Gain on sale of assets, net	`GainLossOnSaleOfOtherAssets`	-	USD	Annual
Gain on sale of assets, net	`GainLossOnSaleOfOtherAssets`	$963.00K	USD	Annual
Gain on sale of assets, net	`GainLossOnSaleOfOtherAssets`	-	USD	Annual
Impairment charges	`AssetImpairmentCharges`	$3.77M	USD	Annual
Impairment charges	`AssetImpairmentCharges`	-	USD	Annual
Impairment charges	`AssetImpairmentCharges`	$2.83M	USD	Annual
Insurance recovery	`InsuranceRecoveries`	-	USD	Annual
Insurance recovery	`InsuranceRecoveries`	-	USD	Annual
Insurance recovery	`InsuranceRecoveries`	$485.00K	USD	Annual
Operating income	`OperatingIncomeLoss`	$191.40M	USD	Annual
Operating income	`OperatingIncomeLoss`	$245.84M	USD	Annual
Operating income	`OperatingIncomeLoss`	$655.85M	USD	Annual
Interest expense	`InterestExpense`	$19.25M	USD	Annual
Interest expense	`InterestExpense`	$7.71M	USD	Annual
Interest expense	`InterestExpense`	$25.68M	USD	Annual
Redemption premium	`GainsLossesOnExtinguishmentOfDebt`	$-5.67M	USD	Annual
Redemption premium	`GainsLossesOnExtinguishmentOfDebt`	-	USD	Annual
Redemption premium	`GainsLossesOnExtinguishmentOfDebt`	-	USD	Annual
Environmental expense	`EnvironmentalRemediationExpenseNonOperatingProperties`	$5.05M	USD	Annual
Environmental expense	`EnvironmentalRemediationExpenseNonOperatingProperties`	$1.32M	USD	Annual
Environmental expense	`EnvironmentalRemediationExpenseNonOperatingProperties`	$4.45M	USD	Annual
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	-	USD	Annual
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	-	USD	Annual
Pension plan termination expense	`DefinedBenefitPlansTerminationExpenses`	$17.84M	USD	Annual
Other income, net	`OtherNonoperatingIncomeExpense`	$4.89M	USD	Annual
Other income, net	`OtherNonoperatingIncomeExpense`	$1.68M	USD	Annual
Other income, net	`OtherNonoperatingIncomeExpense`	$3.73M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$641.14M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$209.19M	USD	Annual
Income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$166.08M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$55.32M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$35.26M	USD	Annual
Income tax expense	`IncomeTaxExpenseBenefit`	$165.86M	USD	Annual
Loss from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$-24.59M	USD	Annual
Loss from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$-157.00K	USD	Annual
Loss from unconsolidated affiliates, net of foreign tax	`IncomeLossFromEquityMethodInvestments`	$-10.22M	USD	Annual
Consolidated net income	`ProfitLoss`	$106.23M	USD	Annual
Consolidated net income	`ProfitLoss`	$43.96M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$143.65M	USD	Annual
Consolidated net income	`ProfitLoss`	$65.24M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$37.25M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$110.93M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$475.12M	USD	Annual
Consolidated net income	`ProfitLoss`	$33.95M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$28.49M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$172.26M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$126.70M	USD	1 Quarter
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.60M	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$5.26M	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.16M	USD	Annual
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$42.70M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$125.60M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$100.97M	USD	Annual
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$108.83M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$36.42M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$139.49M	USD	Annual
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$32.41M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$27.96M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$170.98M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$468.52M	USD	Annual
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$63.11M	USD	1 Quarter
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	55.82M	shares	Annual
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	55.80M	shares	Annual
Weighted average shares for basic earnings per share (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	56.01M	shares	Annual
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	787,000.00	shares	Annual
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	569,000.00	shares	Annual
Effect of dilutive stock-based awards (in shares)	`WeightedAverageNumberDilutedSharesOutstandingAdjustment`	545,000.00	shares	Annual
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	56.39M	shares	Annual
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	56.80M	shares	Annual
Adjusted weighted average shares for diluted earnings per share (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	56.34M	shares	Annual
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$8.36	USD	Annual
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$1.81	USD	Annual
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$0.65	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$1.13	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$1.95	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$2.24	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$0.50	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$0.58	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$2.50	USD	Annual
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$3.05	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$0.77	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$8.25	USD	Annual
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$1.79	USD	Annual
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$3.01	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$0.50	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$0.57	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$1.11	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$2.47	USD	Annual
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$2.21	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$0.76	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$0.64	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$1.92	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.10	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.10	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.13	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.13	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.13	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.40	USD	Annual
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.13	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.10	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.40	USD	Annual
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.10	USD	1 Quarter
Dividends per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.52	USD	Annual

Cash Flow Statement 142 line items

Line Item	Tag	Value	Unit	Period
Consolidated net income	`ProfitLoss`	$106.23M	USD	Annual
Consolidated net income	`ProfitLoss`	$43.96M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$143.65M	USD	Annual
Consolidated net income	`ProfitLoss`	$65.24M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$37.25M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$110.93M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$475.12M	USD	Annual
Consolidated net income	`ProfitLoss`	$33.95M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$28.49M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$172.26M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$126.70M	USD	1 Quarter
Depreciation	`Depreciation`	$38.72M	USD	Annual
Depreciation	`Depreciation`	$39.12M	USD	Annual
Depreciation	`Depreciation`	$37.34M	USD	Annual
Amortization of intangibles	`AmortizationOfIntangibleAssets`	$6.13M	USD	Annual
Amortization of intangibles	`AmortizationOfIntangibleAssets`	$5.36M	USD	Annual
Amortization of intangibles	`AmortizationOfIntangibleAssets`	$6.27M	USD	Annual
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$318.00K	USD	Annual
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$265.00K	USD	Annual
Amortization of debt issuance costs	`AmortizationOfFinancingCosts`	$319.00K	USD	Annual
Loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$-24.59M	USD	Annual
Loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$-157.00K	USD	Annual
Loss from unconsolidated affiliates	`IncomeLossFromEquityMethodInvestments`	$-10.22M	USD	Annual
Insurance proceeds - noncapital related	`ProceedsFromInsurancePremiumsCollected`	-	USD	Annual
Insurance proceeds - noncapital related	`ProceedsFromInsurancePremiumsCollected`	$485.00K	USD	Annual
Insurance proceeds - noncapital related	`ProceedsFromInsurancePremiumsCollected`	-	USD	Annual
Redemption premium	`GainsLossesOnExtinguishmentOfDebt`	$-5.67M	USD	Annual
Redemption premium	`GainsLossesOnExtinguishmentOfDebt`	-	USD	Annual
Redemption premium	`GainsLossesOnExtinguishmentOfDebt`	-	USD	Annual
Change in the fair value of contingent consideration	`BusinessCombinationChangeInFairValueOfContingentConsideration`	-	USD	Annual
Change in the fair value of contingent consideration	`BusinessCombinationChangeInFairValueOfContingentConsideration`	-	USD	Annual
Change in the fair value of contingent consideration	`BusinessCombinationChangeInFairValueOfContingentConsideration`	$3.62M	USD	Annual
Insurance recovery	`InsuranceRecoveries`	-	USD	Annual
Insurance recovery	`InsuranceRecoveries`	-	USD	Annual
Insurance recovery	`InsuranceRecoveries`	$485.00K	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$8.74M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$8.57M	USD	Annual
Stock-based compensation expense	`ShareBasedCompensation`	$9.82M	USD	Annual
Provision for doubtful accounts receivable	`ProvisionForDoubtfulAccounts`	$1.22M	USD	Annual
Provision for doubtful accounts receivable	`ProvisionForDoubtfulAccounts`	$1.21M	USD	Annual
Provision for doubtful accounts receivable	`ProvisionForDoubtfulAccounts`	$-80.00K	USD	Annual
Non-cash pension plan termination expense	`DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1`	-	USD	Annual
Non-cash pension plan termination expense	`DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1`	$-11.64M	USD	Annual
Non-cash pension plan termination expense	`DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1`	-	USD	Annual
(Gain) loss on disposals of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$769.00K	USD	Annual
(Gain) loss on disposals of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$963.00K	USD	Annual
(Gain) loss on disposals of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$-132.00K	USD	Annual
Gain on sale of businesses	`GainLossOnSaleOfBusiness`	-	USD	Annual
Gain on sale of businesses	`GainLossOnSaleOfBusiness`	$57.76M	USD	Annual
Gain on sale of businesses	`GainLossOnSaleOfBusiness`	-	USD	Annual
Impairment charges	`AssetImpairmentCharges`	$3.77M	USD	Annual
Impairment charges	`AssetImpairmentCharges`	-	USD	Annual
Impairment charges	`AssetImpairmentCharges`	$2.83M	USD	Annual
Deferred income tax expense (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-428.00K	USD	Annual
Deferred income tax expense (benefit)	`DeferredIncomeTaxExpenseBenefit`	$7.41M	USD	Annual
Deferred income tax expense (benefit)	`DeferredIncomeTaxExpenseBenefit`	$-4.05M	USD	Annual
Receivables	`IncreaseDecreaseInAccountsReceivable`	$124.71M	USD	Annual
Receivables	`IncreaseDecreaseInAccountsReceivable`	$76.40M	USD	Annual
Receivables	`IncreaseDecreaseInAccountsReceivable`	$-6.58M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-39.56M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-5.21M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$119.51M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-919.00K	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$-20.61M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$15.64M	USD	Annual
Current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$-7.08M	USD	Annual
Current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$73.75M	USD	Annual
Current liabilities	`IncreaseDecreaseInOtherCurrentLiabilities`	$74.10M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-7.94M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-5.47M	USD	Annual
Other liabilities	`IncreaseDecreaseInOtherNoncurrentLiabilities`	$-1.14M	USD	Annual
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-322.00K	USD	Annual
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$-2.40M	USD	Annual
Other, net	`IncreaseDecreaseInOtherOperatingCapitalNet`	$2.65M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$200.54M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$245.07M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$311.70M	USD	Annual
Proceeds from sale of assets, net of cash transferred	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$2.30M	USD	Annual
Proceeds from sale of assets, net of cash transferred	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$181.00K	USD	Annual
Proceeds from sale of assets, net of cash transferred	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$3.24M	USD	Annual
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$30.21M	USD	Annual
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$-3.46M	USD	Annual
Acquisition of businesses, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$72.65M	USD	Annual
Proceeds from sale of business, net of cash sold	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	-	USD	Annual
Proceeds from sale of business, net of cash sold	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	-	USD	Annual
Proceeds from sale of business, net of cash sold	`ProceedsFromDivestitureOfBusinessesNetOfCashDivested`	$81.88M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$43.88M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$31.83M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$31.16M	USD	Annual
Payment received for (issuance of) notes receivable	`PaymentsToAcquireNotesReceivable`	$9.27M	USD	Annual
Payment received for (issuance of) notes receivable	`PaymentsToAcquireNotesReceivable`	-	USD	Annual
Payment received for (issuance of) notes receivable	`ProceedsFromCollectionOfNotesReceivable`	$8.54M	USD	Annual
Investments in unconsolidated affiliates	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$16.00M	USD	Annual
Investments in unconsolidated affiliates	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	$1.61M	USD	Annual
Investments in unconsolidated affiliates	`PaymentsToAcquireInterestInSubsidiariesAndAffiliates`	-	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$29.07M	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-125.62M	USD	Annual
Net cash provided by (used in) investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-40.46M	USD	Annual
Dividends paid to stockholders of Mueller Industries, Inc.	`PaymentsOfDividendsCommonStock`	$22.32M	USD	Annual
Dividends paid to stockholders of Mueller Industries, Inc.	`PaymentsOfDividendsCommonStock`	$22.34M	USD	Annual
Dividends paid to stockholders of Mueller Industries, Inc.	`PaymentsOfDividendsCommonStock`	$29.14M	USD	Annual
Dividends paid to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$846.00K	USD	Annual
Dividends paid to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	-	USD	Annual
Dividends paid to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$9.72M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$595.00M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$100.66M	USD	Annual
Issuance of long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$190.04M	USD	Annual
Repayments of long-term debt	`RepaymentsOfLongTermDebt`	$246.90M	USD	Annual
Repayments of long-term debt	`RepaymentsOfLongTermDebt`	$920.61M	USD	Annual
Repayments of long-term debt	`RepaymentsOfLongTermDebt`	$206.72M	USD	Annual
Repayment of debt by consolidated joint ventures, net	`ProceedsFromIssuanceRepaymentsOfDebtByConsolidatedJointVentures`	$-259.00K	USD	Annual
Repayment of debt by consolidated joint ventures, net	`ProceedsFromIssuanceRepaymentsOfDebtByConsolidatedJointVentures`	$-4.30M	USD	Annual
Repayment of debt by consolidated joint ventures, net	`ProceedsFromIssuanceRepaymentsOfDebtByConsolidatedJointVentures`	$-5.11M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$4.86M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$1.76M	USD	Annual
Repurchase of common stock	`PaymentsForRepurchaseOfCommonStock`	$5.57M	USD	Annual
Payment of contingent consideration	`PaymentForContingentConsiderationLiabilityFinancingActivities`	$7.00M	USD	Annual
Payment of contingent consideration	`PaymentForContingentConsiderationLiabilityFinancingActivities`	$1.25M	USD	Annual
Payment of contingent consideration	`PaymentForContingentConsiderationLiabilityFinancingActivities`	$3.17M	USD	Annual
Net cash received (used) to settle stock-based awards	`PaymentsForSettlementOfStockBasedAwards`	$1.23M	USD	Annual
Net cash received (used) to settle stock-based awards	`PaymentsForSettlementOfStockBasedAwards`	$230.00K	USD	Annual
Net cash received (used) to settle stock-based awards	`PaymentsForSettlementOfStockBasedAwards`	$-85.00K	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$1.11M	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-139.69M	USD	Annual
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-92.26M	USD	Annual
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-376.72M	USD	Annual
Effect of exchange rate changes on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$511.00K	USD	Annual
Effect of exchange rate changes on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-1.05M	USD	Annual
Effect of exchange rate changes on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$2.15M	USD	Annual
(Decrease) increase in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$20.90M	USD	Annual
(Decrease) increase in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-37.00M	USD	Annual
(Decrease) increase in cash, cash equivalents, and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$29.33M	USD	Annual
Cash, cash equivalents, and restricted cash at the beginning of the year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$90.38M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$98.04M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$77.14M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the beginning of the year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$127.38M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$90.38M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$98.04M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$77.14M	USD	Point-in-time
Cash, cash equivalents, and restricted cash at the end of the year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$127.38M	USD	Point-in-time

Stockholders Equity 24 line items

Line Item	Tag	Value	Unit	Period
Balance at beginning of year	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.26B	USD	Point-in-time
Balance at beginning of year	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$801.06M	USD	Point-in-time
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$42.70M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$125.60M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$100.97M	USD	Annual
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$108.83M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$36.42M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$139.49M	USD	Annual
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$32.41M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$27.96M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$170.98M	USD	1 Quarter
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$468.52M	USD	Annual
Net income attributable to Mueller Industries, Inc.	`NetIncomeLoss`	$63.11M	USD	1 Quarter
Total other comprehensive income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$10.37M	USD	Annual
Total other comprehensive income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$15.38M	USD	Annual
Total other comprehensive income attributable to Mueller Industries, Inc.	`OtherComprehensiveIncomeLossNetOfTax`	$-230.00K	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$6.60M	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$5.26M	USD	Annual
Net income attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$4.16M	USD	Annual
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$10.35M	USD	Annual
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$7.41M	USD	Annual
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-6.73M	USD	Annual
Balance at end of year	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.26B	USD	Point-in-time
Balance at end of year	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$801.06M	USD	Point-in-time

Comprehensive Income 44 line items

Line Item	Tag	Value	Unit	Period
Derivative instruments, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$195.00K	USD	Annual
Derivative instruments, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$-47.00K	USD	Annual
Consolidated net income	`ProfitLoss`	$106.23M	USD	Annual
Consolidated net income	`ProfitLoss`	$43.96M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$143.65M	USD	Annual
Consolidated net income	`ProfitLoss`	$65.24M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$37.25M	USD	1 Quarter
Derivative instruments, tax	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax`	$146.00K	USD	Annual
Consolidated net income	`ProfitLoss`	$110.93M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$475.12M	USD	Annual
Consolidated net income	`ProfitLoss`	$33.95M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$28.49M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$172.26M	USD	1 Quarter
Consolidated net income	`ProfitLoss`	$126.70M	USD	1 Quarter
Pension & OPEB obligations, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.56M	USD	Annual
Pension & OPEB obligations, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-1.38M	USD	Annual
Pension & OPEB obligations, tax	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax`	$-671.00K	USD	Annual
Attributable to unconsolidated affiliates, tax	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$-38.00K	USD	Annual
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$10.35M	USD	Annual
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$7.41M	USD	Annual
Foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-6.73M	USD	Annual
Attributable to unconsolidated affiliates, tax	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$-244.00K	USD	Annual
Attributable to unconsolidated affiliates, tax	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesTax`	$284.00K	USD	Annual
Net change with respect to derivative instruments and hedging activities, net of tax of $47, $(146), and $(195)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$690.00K	USD	Annual
Net change with respect to derivative instruments and hedging activities, net of tax of $47, $(146), and $(195)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$-181.00K	USD	Annual
Net change with respect to derivative instruments and hedging activities, net of tax of $47, $(146), and $(195)	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax`	$508.00K	USD	Annual
Net change in pension and postretirement obligation adjustments, net of tax of $(1,379), $(1,560), and $(671)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-5.70M	USD	Annual
Net change in pension and postretirement obligation adjustments, net of tax of $(1,379), $(1,560), and $(671)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-4.65M	USD	Annual
Net change in pension and postretirement obligation adjustments, net of tax of $(1,379), $(1,560), and $(671)	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-3.11M	USD	Annual
Attributable to unconsolidated affiliates, net of tax of $(284), $38, and $244	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-132.00K	USD	Annual
Attributable to unconsolidated affiliates, net of tax of $(284), $38, and $244	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-839.00K	USD	Annual
Attributable to unconsolidated affiliates, net of tax of $(284), $38, and $244	`OtherComprehensiveIncomeLossAttributableToUnconsolidatedAffiliatesNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$978.00K	USD	Annual
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$10.37M	USD	Annual
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$15.38M	USD	Annual
Total other comprehensive (loss) income, net	`OtherComprehensiveIncomeLossNetOfTax`	$-230.00K	USD	Annual
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$159.03M	USD	Annual
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$116.60M	USD	Annual
Consolidated comprehensive income	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$474.89M	USD	Annual
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$5.65M	USD	Annual
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$4.61M	USD	Annual
Comprehensive income attributable to noncontrolling interests	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$4.84M	USD	Annual
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$111.99M	USD	Annual
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$470.06M	USD	Annual
Comprehensive income attributable to Mueller Industries, Inc.	`ComprehensiveIncomeNetOfTax`	$153.38M	USD	Annual

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