10-Q Filing

ADTRAN HOLDINGS, INC. CIK: 926282 Q3 2023

Filing Information

Form Type	10-Q
Accession Number	`0000950170-23-062173`
Period End Date	20230930
Filing Date	20231109
Fiscal Year	2023
Fiscal Period	Q3
XBRL Instance	adtn-20230930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 99 Income Statement 87 Cash Flow Statement 96 Stockholders Equity 85 Comprehensive Income 31

Balance Sheet 99 line items

Line Item	Tag	Value	Unit	Period
Short-term investments, available-for-sale securities at fair value	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	-	USD	Point-in-time
Short-term investments, available-for-sale securities at fair value	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	$340.00K	USD	Point-in-time
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$49.00K	USD	Point-in-time
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$15.00K	USD	Point-in-time
Long-term investments, available-for-sale securities fair value	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	$8.91M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$116.09M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$108.64M	USD	Point-in-time
Long-term investments, available-for-sale securities fair value	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	-	USD	Point-in-time
Short-term investments (includes $0 and $340 of available-for-sale securities as of September 30, 2023 and December 31, 2022, respectively, reported at fair value)	`ShortTermInvestments`	$340.00K	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Accounts receivable, less allowance for credit losses of $15 and $49 as of September 30, 2023 and December 31, 2022, respectively	`AccountsReceivableNetCurrent`	$229.33M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	200.00M	shares	Point-in-time
Accounts receivable, less allowance for credit losses of $15 and $49 as of September 30, 2023 and December 31, 2022, respectively	`AccountsReceivableNetCurrent`	$279.44M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	200.00M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	78.69M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	78.09M	shares	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$32.83M	USD	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$24.34M	USD	Point-in-time
Inventory, net	`InventoryNet`	$373.97M	USD	Point-in-time
Inventory, net	`InventoryNet`	$427.53M	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	77.89M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	78.39M	shares	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$33.58M	USD	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	297,000.00	shares	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	198,000.00	shares	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$35.83M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$779.56M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$882.36M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$118.62M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$110.70M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$90.26M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$67.84M	USD	Point-in-time
Goodwill	`Goodwill`	$339.08M	USD	Point-in-time
Goodwill	`Goodwill`	$381.72M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$401.21M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$328.69M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$67.00M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$60.77M	USD	Point-in-time
Long-term investments (includes $0 and $8,913 of available-for-sale securities as of September 30, 2023 and December 31, 2022, respectively, reported at fair value)	`LongTermInvestments`	$25.18M	USD	Point-in-time
Long-term investments (includes $0 and $8,913 of available-for-sale securities as of September 30, 2023 and December 31, 2022, respectively, reported at fair value)	`LongTermInvestments`	$32.66M	USD	Point-in-time
Total Assets	`Assets`	$1.74B	USD	Point-in-time
Total Assets	`Assets`	$1.94B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$237.70M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$148.91M	USD	Point-in-time
Revolving credit agreements outstanding	`LinesOfCreditCurrent`	$35.94M	USD	Point-in-time
Revolving credit agreements outstanding	`LinesOfCreditCurrent`	$10.58M	USD	Point-in-time
Notes Payable	`NotesPayableCurrent`	$24.60M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$49.83M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$41.19M	USD	Point-in-time
Accrued expenses and other liabilities	`AccruedLiabilitiesAndOtherLiabilities`	$35.23M	USD	Point-in-time
Accrued expenses and other liabilities	`AccruedLiabilitiesAndOtherLiabilities`	$29.71M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$35.96M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$44.88M	USD	Point-in-time
Income tax payable, net	`AccruedIncomeTaxesCurrent`	$10.30M	USD	Point-in-time
Income tax payable, net	`AccruedIncomeTaxesCurrent`	$9.03M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$428.57M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$285.29M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$60.00M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$200.00M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$37.98M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$61.63M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$19.24M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$23.50M	USD	Point-in-time
Pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$10.62M	USD	Point-in-time
Pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$10.73M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$26.67M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$26.83M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$22.81M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$23.61M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$10.34M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$17.41M	USD	Point-in-time
Total Liabilities	`Liabilities`	$639.88M	USD	Point-in-time
Total Liabilities	`Liabilities`	$625.36M	USD	Point-in-time
Commitments and contingencies (see Note 20)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (see Note 20)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Redeemable Non-Controlling Interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$431.92M	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 78,688 shares issued and 78,391 outstanding as of September 30, 2023 and 78,088 shares issued and 77,889 shares outstanding as of December 31, 2022	`CommonStockValue`	$787.00K	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 78,688 shares issued and 78,391 outstanding as of September 30, 2023 and 78,088 shares issued and 77,889 shares outstanding as of December 31, 2022	`CommonStockValue`	$781.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$895.83M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$770.57M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$46.71M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$32.80M	USD	Point-in-time
Retained (deficit) earnings	`RetainedEarningsAccumulatedDeficit`	$55.34M	USD	Point-in-time
Retained (deficit) earnings	`RetainedEarningsAccumulatedDeficit`	$-113.29M	USD	Point-in-time
Treasury stock at cost: 297 and 198 shares as of September 30, 2023 and December 31, 2022, respectively	`TreasuryStockValue`	$5.97M	USD	Point-in-time
Treasury stock at cost: 297 and 198 shares as of September 30, 2023 and December 31, 2022, respectively	`TreasuryStockValue`	$4.12M	USD	Point-in-time
Non-controlling interest	`MinorityInterest`	$309.07M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.18B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$820.16M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.30B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$348.54M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$684.89M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$352.32M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$782.47M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$357.10M	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.74B	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.94B	USD	Point-in-time

Income Statement 87 line items

Line Item	Tag	Value	Unit	Period
Net loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-2.92M	USD	3 Qtrs
Net loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-11.78M	USD	3 Qtrs
Net loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-2.92M	USD	1 Quarter
Net loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-2.91M	USD	1 Quarter
Annual recurring compensation earned	`RedeemableNonControllingInterestAnnualRecurringCompensationEarned`	$-8.61M	USD	Point-in-time
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$923.62M	USD	3 Qtrs
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$667.26M	USD	3 Qtrs
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$272.33M	USD	1 Quarter
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$340.71M	USD	1 Quarter
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$669.02M	USD	3 Qtrs
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$447.42M	USD	3 Qtrs
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$237.68M	USD	1 Quarter
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$198.09M	USD	1 Quarter
Gross Profit	`GrossProfit`	$254.60M	USD	3 Qtrs
Gross Profit	`GrossProfit`	$103.03M	USD	1 Quarter
Gross Profit	`GrossProfit`	$219.85M	USD	3 Qtrs
Gross Profit	`GrossProfit`	$74.24M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$130.65M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$62.91M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$74.88M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$196.89M	USD	3 Qtrs
Research and development expenses	`ResearchAndDevelopmentExpense`	$62.75M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$203.49M	USD	3 Qtrs
Research and development expenses	`ResearchAndDevelopmentExpense`	$59.20M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$112.19M	USD	3 Qtrs
Asset impairment	`ImpairmentOfLongLivedAssetsHeldForUse`	-	USD	3 Qtrs
Asset impairment	`ImpairmentOfLongLivedAssetsHeldForUse`	$16.97M	USD	1 Quarter
Asset impairment	`ImpairmentOfLongLivedAssetsHeldForUse`	-	USD	1 Quarter
Asset impairment	`ImpairmentOfLongLivedAssetsHeldForUse`	$16.97M	USD	3 Qtrs
Goodwill impairment	`GoodwillImpairmentLoss`	$37.87M	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	$37.87M	USD	3 Qtrs
Operating Loss	`OperatingIncomeLoss`	$-89.30M	USD	1 Quarter
Operating Loss	`OperatingIncomeLoss`	$-183.66M	USD	3 Qtrs
Operating Loss	`OperatingIncomeLoss`	$-39.95M	USD	3 Qtrs
Operating Loss	`OperatingIncomeLoss`	$-48.02M	USD	1 Quarter
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$347.00K	USD	1 Quarter
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$521.00K	USD	1 Quarter
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$1.18M	USD	3 Qtrs
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$768.00K	USD	3 Qtrs
Interest expense	`InterestExpense`	$4.51M	USD	1 Quarter
Interest expense	`InterestExpense`	$1.30M	USD	1 Quarter
Interest expense	`InterestExpense`	$11.86M	USD	3 Qtrs
Interest expense	`InterestExpense`	$1.43M	USD	3 Qtrs
Net investment (loss) gain	`GainLossOnInvestments`	$-1.44M	USD	1 Quarter
Net investment (loss) gain	`GainLossOnInvestments`	$-10.75M	USD	3 Qtrs
Net investment (loss) gain	`GainLossOnInvestments`	$1.07M	USD	3 Qtrs
Net investment (loss) gain	`GainLossOnInvestments`	$-2.69M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$2.49M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$2.52M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$2.95M	USD	3 Qtrs
Other income, net	`OtherNonoperatingIncomeExpense`	$4.71M	USD	3 Qtrs
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-188.55M	USD	3 Qtrs
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-92.20M	USD	1 Quarter
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-48.41M	USD	3 Qtrs
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-49.17M	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-16.55M	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-36.23M	USD	3 Qtrs
Income tax benefit	`IncomeTaxExpenseBenefit`	$-4.57M	USD	3 Qtrs
Income tax benefit	`IncomeTaxExpenseBenefit`	$-4.31M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-44.86M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-152.32M	USD	3 Qtrs
Net Loss	`ProfitLoss`	$-75.65M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-43.84M	USD	3 Qtrs
Less: Net Loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-2.92M	USD	3 Qtrs
Less: Net Loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-11.78M	USD	3 Qtrs
Less: Net Loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-2.92M	USD	1 Quarter
Less: Net Loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-2.91M	USD	1 Quarter
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-40.92M	USD	3 Qtrs
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-140.53M	USD	3 Qtrs
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-72.73M	USD	1 Quarter
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-41.93M	USD	1 Quarter
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	78.38M	shares	3 Qtrs
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	78.39M	shares	1 Quarter
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	73.04M	shares	1 Quarter
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	57.17M	shares	3 Qtrs
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	57.17M	shares	3 Qtrs
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	78.38M	shares	3 Qtrs
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	73.04M	shares	1 Quarter
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	78.39M	shares	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-0.93	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-0.72	USD	3 Qtrs
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-1.79	USD	3 Qtrs
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-0.57	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-0.72	USD	3 Qtrs
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-1.79	USD	3 Qtrs
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-0.93	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-0.57	USD	1 Quarter

Cash Flow Statement 96 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$-44.86M	USD	1 Quarter
Net loss	`ProfitLoss`	$-152.32M	USD	3 Qtrs
Net loss	`ProfitLoss`	$-75.65M	USD	1 Quarter
Net loss	`ProfitLoss`	$-43.84M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$34.78M	USD	3 Qtrs
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$91.42M	USD	3 Qtrs
Asset impairment	`ImpairmentOfLongLivedAssetsHeldForUse`	-	USD	3 Qtrs
Asset impairment	`ImpairmentOfLongLivedAssetsHeldForUse`	$16.97M	USD	1 Quarter
Asset impairment	`ImpairmentOfLongLivedAssetsHeldForUse`	-	USD	1 Quarter
Asset impairment	`ImpairmentOfLongLivedAssetsHeldForUse`	$16.97M	USD	3 Qtrs
Goodwill impairment	`GoodwillImpairmentLoss`	$37.87M	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	$37.87M	USD	3 Qtrs
Amortization of debt issuance cost	`AmortizationOfFinancingCosts`	$200.00K	USD	3 Qtrs
Amortization of debt issuance cost	`AmortizationOfFinancingCosts`	$607.00K	USD	3 Qtrs
(Gain) loss on investments, net	`GainLossOnInvestmentsAndDividends`	$-10.39M	USD	3 Qtrs
(Gain) loss on investments, net	`GainLossOnInvestmentsAndDividends`	$3.32M	USD	3 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$12.23M	USD	3 Qtrs
Stock-based compensation expense	`ShareBasedCompensation`	$15.91M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-26.37M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-45.94M	USD	3 Qtrs
Other, net	`OtherNoncashIncomeExpense`	$-204.00K	USD	3 Qtrs
Other, net	`OtherNoncashIncomeExpense`	$-32.00K	USD	3 Qtrs
Inventory write down	`InventoryWriteDown`	$21.00M	USD	1 Quarter
Inventory write down	`InventoryWriteDown`	$21.04M	USD	3 Qtrs
Inventory write down	`InventoryWriteDown`	-	USD	1 Quarter
Inventory write down	`InventoryWriteDown`	-	USD	3 Qtrs
Inventory reserves	`InventoryLIFOReservePeriodCharge`	$-6.68M	USD	3 Qtrs
Inventory reserves	`InventoryLIFOReservePeriodCharge`	$29.84M	USD	3 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-47.35M	USD	3 Qtrs
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$34.53M	USD	3 Qtrs
Other receivables	`IncreaseDecreaseInOtherReceivables`	$2.15M	USD	3 Qtrs
Other receivables	`IncreaseDecreaseInOtherReceivables`	$-8.34M	USD	3 Qtrs
Inventory	`IncreaseDecreaseInInventories`	$76.29M	USD	3 Qtrs
Inventory	`IncreaseDecreaseInInventories`	$-536.00K	USD	3 Qtrs
Prepaid expenses, other current assets and other assets	`IncreaseDecreaseInPrepaidExpenseOtherCurrentAssetsAndOtherAssets`	$-610.00K	USD	3 Qtrs
Prepaid expenses, other current assets and other assets	`IncreaseDecreaseInPrepaidExpenseOtherCurrentAssetsAndOtherAssets`	$-1.82M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-87.90M	USD	3 Qtrs
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$70.38M	USD	3 Qtrs
Accrued expenses and other liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$-23.00M	USD	3 Qtrs
Accrued expenses and other liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$6.48M	USD	3 Qtrs
Income taxes payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$2.43M	USD	3 Qtrs
Income taxes payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$20.86M	USD	3 Qtrs
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-29.31M	USD	3 Qtrs
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-42.73M	USD	3 Qtrs
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$33.67M	USD	3 Qtrs
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$10.14M	USD	3 Qtrs
Proceeds from sales and maturities of available-for-sale investments	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$30.47M	USD	3 Qtrs
Proceeds from sales and maturities of available-for-sale investments	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$10.54M	USD	3 Qtrs
Purchases of available-for-sale investments	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$807.00K	USD	3 Qtrs
Purchases of available-for-sale investments	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$22.21M	USD	3 Qtrs
Proceeds from beneficial interests in securitized accounts receivable	`ProceedsFromBeneficialInterestsInSecuritizedAccountsReceivable`	$1.18M	USD	3 Qtrs
Proceeds from beneficial interests in securitized accounts receivable	`ProceedsFromBeneficialInterestsInSecuritizedAccountsReceivable`	$1.29M	USD	3 Qtrs
Proceeds from disposals of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$12.00K	USD	3 Qtrs
Acquisition of business, net of cash acquired	`PaymentsForProceedsFromBusinessAcquisition`	$-43.96M	USD	3 Qtrs
Net cash (used in) provided by investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-22.76M	USD	3 Qtrs
Net cash (used in) provided by investing activities	`NetCashProvidedByUsedInInvestingActivities`	$43.38M	USD	3 Qtrs
Tax withholdings related to stock-based compensation settlements	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$515.00K	USD	3 Qtrs
Tax withholdings related to stock-based compensation settlements	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$6.33M	USD	3 Qtrs
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$187.00K	USD	3 Qtrs
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$5.43M	USD	3 Qtrs
Dividend payments	`PaymentsOfDividendsCommonStock`	$21.24M	USD	3 Qtrs
Dividend payments	`PaymentsOfDividendsCommonStock`	$15.86M	USD	3 Qtrs
Proceeds from draw on revolving credit agreements	`ProceedsFromLinesOfCredit`	$163.76M	USD	3 Qtrs
Proceeds from draw on revolving credit agreements	`ProceedsFromLinesOfCredit`	$133.14M	USD	3 Qtrs
Repayment of revolving credit agreements	`RepaymentsOfLinesOfCredit`	$48.00M	USD	3 Qtrs
Repayment of revolving credit agreements	`RepaymentsOfLinesOfCredit`	$49.23M	USD	3 Qtrs
Non-controlling interest put option buyback	`NonControllingInterestPutOptionBuyback`	$1.20M	USD	3 Qtrs
Payment of debt issuance cost	`PaymentsOfDebtIssuanceCosts`	$3.02M	USD	3 Qtrs
Payment of debt issuance cost	`PaymentsOfDebtIssuanceCosts`	$708.00K	USD	3 Qtrs
Repayment of notes payable	`RepaymentsOfNotesPayable`	$10.06M	USD	3 Qtrs
Repayment of notes payable	`RepaymentsOfNotesPayable`	$24.93M	USD	3 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$61.13M	USD	3 Qtrs
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$60.31M	USD	3 Qtrs
Net increase in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$61.78M	USD	3 Qtrs
Net increase in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$8.24M	USD	3 Qtrs
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-7.50M	USD	3 Qtrs
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-791.00K	USD	3 Qtrs
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$111.10M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$108.64M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$116.09M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$56.82M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$111.10M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$108.64M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$116.09M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$56.82M	USD	Point-in-time
Cash paid for interest	`InterestPaidNet`	$8.54M	USD	3 Qtrs
Cash paid for interest	`InterestPaidNet`	$633.00K	USD	3 Qtrs
Cash used in operating activities related to operating leases	`CashUsedInOperatingActivitiesRelatedToOperatingLeases`	$7.38M	USD	3 Qtrs
Cash used in operating activities related to operating leases	`CashUsedInOperatingActivitiesRelatedToOperatingLeases`	$2.27M	USD	3 Qtrs
Right-of-use assets obtained in exchange for lease obligations	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$8.49M	USD	3 Qtrs
Right-of-use assets obtained in exchange for lease obligations	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$904.00K	USD	3 Qtrs
Purchases of property, plant and equipment included in accounts payable	`NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1`	$2.51M	USD	3 Qtrs
Purchases of property, plant and equipment included in accounts payable	`NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1`	$1.04M	USD	3 Qtrs
Adtran Networks common shares exchanged in acquisition	`NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationCommonSharesExchanged`	$565.49M	USD	3 Qtrs
Adtran Networks options assumed in acquisition	`NoncashOrPartNoncashAcquisitionOptionsAssumed`	$12.77M	USD	3 Qtrs
Non-controlling interest related to Adtran Networks	`NoncashOrPartNoncashAcquisitionNoncontrollingInterestAcquired`	$315.42M	USD	3 Qtrs

Stockholders Equity 85 line items

Line Item	Tag	Value	Unit	Period
Dividend payments	`CommonStockDividendsPerShareCashPaid`	$0.09	USD	1 Quarter
Dividend payments	`CommonStockDividendsPerShareCashPaid`	$0.09	USD	1 Quarter
Dividend payments	`CommonStockDividendsPerShareCashPaid`	$0.09	USD	1 Quarter
Dividend payments	`CommonStockDividendsPerShareCashPaid`	$0.09	USD	1 Quarter
Dividend payments	`CommonStockDividendsPerShareCashPaid`	$0.09	USD	1 Quarter
Dividend payments	`CommonStockDividendsPerShareCashPaid`	$0.09	USD	1 Quarter
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.18B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$820.16M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.30B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$348.54M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$684.89M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$352.32M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$782.47M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$357.10M	USD	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	78.69M	shares	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	78.09M	shares	Point-in-time
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-40.45M	USD	1 Quarter
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-1.13M	USD	1 Quarter
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$2.14M	USD	1 Quarter
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-75.65M	USD	1 Quarter
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-36.22M	USD	1 Quarter
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-44.86M	USD	1 Quarter
Reclassification and remeasurement from equity to mezzanine equity for non-controlling interests in Adtran Networks	`ReclassificationAndRemeasurementFromEquityToMezzanineEquityForNonControllingInterestsInAdtranNetworks`	$-443.76M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-3.14M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$8.78M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$6.96M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-28.47M	USD	3 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-23.69M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-29.41M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-13.67M	USD	3 Qtrs
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.64M	USD	1 Quarter
Dividend payments ($0.09 per share)	`DividendsCommonStockCash`	$4.44M	USD	1 Quarter
Dividend payments ($0.09 per share)	`DividendsCommonStockCash`	$7.08M	USD	1 Quarter
Dividend payments ($0.09 per share)	`DividendsCommonStockCash`	$7.08M	USD	1 Quarter
Dividend payments ($0.09 per share)	`DividendsCommonStockCash`	$6.98M	USD	1 Quarter
Dividend payments ($0.09 per share)	`DividendsCommonStockCash`	$7.08M	USD	1 Quarter
Dividend payments ($0.09 per share)	`DividendsCommonStockCash`	$4.44M	USD	1 Quarter
Dividends accrued for RSUs	`RestrictedStockUnitsDividendsAccrualAdjustment`	$9.00K	USD	1 Quarter
Dividends accrued for RSUs	`RestrictedStockUnitsDividendsAccrualAdjustment`	$-8.00K	USD	1 Quarter
Dividends accrued on unvested RSUs	`UnvestedRestrictedStockUnitsDividendsAccrualAdjustmentForMarketChanges`	$-23.00K	USD	1 Quarter
Dividends accrued on unvested RSUs	`UnvestedRestrictedStockUnitsDividendsAccrualAdjustmentForMarketChanges`	$32.00K	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$-26.00K	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$-35.00K	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$-18.00K	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$-1.79M	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$-27.00K	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$24.00K	USD	1 Quarter
ADTRAN RSUs, PSUs, RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$138.00K	USD	1 Quarter
ADTRAN RSUs, PSUs, RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$54.00K	USD	1 Quarter
ADTRAN RSUs, PSUs, RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$40.00K	USD	1 Quarter
ADTRAN RSUs, PSUs, RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$44.00K	USD	1 Quarter
ADTRAN RSUs, PSUs, RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$300.00K	USD	1 Quarter
ADTRAN RSUs, PSUs, RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$175.00K	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueStockOptionsExercised`	$568.00K	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueStockOptionsExercised`	$58.00K	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueStockOptionsExercised`	$15.00K	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueStockOptionsExercised`	$68.00K	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueStockOptionsExercised`	$4.43M	USD	1 Quarter
ADTRAN Stock options exercised, Shares	`StockIssuedDuringPeriodSharesStockOptionsExercised`	8,000.00	shares	3 Qtrs
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$4.13M	USD	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.89M	USD	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.89M	USD	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$11.20M	USD	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$4.29M	USD	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$3.81M	USD	1 Quarter
Reclassification of Adtran Networks stock options	`NoncontrollingInterestIncreaseFromBusinessCombination`	$286.00K	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedeemableNonControllingInterestEquityRedemptionValues`	$343.00K	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedeemableNonControllingInterestEquityRedemptionValues`	$2.00K	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedeemableNonControllingInterestEquityRedemptionValues`	$6.00K	USD	1 Quarter
Foreign currency remeasurement of redeemable non-controlling interest	`ForeignCurrencyRemeasurementOfRedeemableNonControllingInterest`	$-430.00K	USD	1 Quarter
Foreign currency remeasurement of redeemable non-controlling interest	`ForeignCurrencyRemeasurementOfRedeemableNonControllingInterest`	$13.54M	USD	1 Quarter
Foreign currency remeasurement of redeemable non-controlling interest	`ForeignCurrencyRemeasurementOfRedeemableNonControllingInterest`	$-2.81M	USD	1 Quarter
Annual recurring compensation earned	`StockIssuedDuringPeriodAnnualRecurringCompensationValueEarned`	$-2.88M	USD	1 Quarter
Annual recurring compensation earned	`StockIssuedDuringPeriodAnnualRecurringCompensationValueEarned`	$-2.91M	USD	1 Quarter
Annual recurring compensation earned	`StockIssuedDuringPeriodAnnualRecurringCompensationValueEarned`	$-2.81M	USD	1 Quarter
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.18B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$820.16M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.30B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$348.54M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$684.89M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$352.32M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$782.47M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$357.10M	USD	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	78.69M	shares	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	78.09M	shares	Point-in-time

Comprehensive Income 31 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$-44.86M	USD	1 Quarter
Net loss	`ProfitLoss`	$-152.32M	USD	3 Qtrs
Net loss	`ProfitLoss`	$-75.65M	USD	1 Quarter
Net loss	`ProfitLoss`	$-43.84M	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-1.32M	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-396.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$454.00K	USD	3 Qtrs
Net unrealized gain (loss) on available-for-sale securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-391.00K	USD	1 Quarter
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$25.00K	USD	3 Qtrs
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$83.00K	USD	1 Quarter
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$218.00K	USD	3 Qtrs
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$118.00K	USD	1 Quarter
Foreign currency translation loss	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-14.10M	USD	3 Qtrs
Foreign currency translation loss	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-26.93M	USD	3 Qtrs
Foreign currency translation loss	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-23.17M	USD	1 Quarter
Foreign currency translation loss	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-29.72M	USD	1 Quarter
Other Comprehensive Loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-3.14M	USD	1 Quarter
Other Comprehensive Loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$8.78M	USD	1 Quarter
Other Comprehensive Loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$6.96M	USD	1 Quarter
Other Comprehensive Loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-28.47M	USD	3 Qtrs
Other Comprehensive Loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-23.69M	USD	1 Quarter
Other Comprehensive Loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-29.41M	USD	1 Quarter
Other Comprehensive Loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-13.67M	USD	3 Qtrs
Other Comprehensive Loss, net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.64M	USD	1 Quarter
Less: Comprehensive (Loss) Income attributable to non-controlling interest, net of tax	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$244.00K	USD	3 Qtrs
Less: Comprehensive (Loss) Income attributable to non-controlling interest, net of tax	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-94.00K	USD	1 Quarter
Less: Comprehensive (Loss) Income attributable to non-controlling interest, net of tax	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-94.00K	USD	3 Qtrs
Comprehensive Loss attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$-105.06M	USD	1 Quarter
Comprehensive Loss attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$-68.45M	USD	1 Quarter
Comprehensive Loss attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$-72.22M	USD	3 Qtrs
Comprehensive Loss attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$-166.23M	USD	3 Qtrs

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