10-Q/A Filing

ADTRAN HOLDINGS, INC. CIK: 926282 Q1 2023

Filing Information

Form Type	10-Q/A
Accession Number	`0000950170-24-031683`
Period End Date	20230331
Filing Date	20240315
Fiscal Year	2023
Fiscal Period	Q1
XBRL Instance	adtn-20230331_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 96 Income Statement 39 Cash Flow Statement 73 Stockholders Equity 33 Comprehensive Income 15

Balance Sheet 96 line items

Line Item	Tag	Value	Unit	Period
Short-term investments, available-for-sale securities at fair value	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	$340.00K	USD	Point-in-time
Short-term investments, available-for-sale securities at fair value	`AvailableForSaleSecuritiesDebtSecuritiesCurrent`	$1.06M	USD	Point-in-time
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$49.00K	USD	Point-in-time
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$53.00K	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$108.64M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$136.46M	USD	Point-in-time
Long-term investments, available-for-sale securities fair value	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	$8.91M	USD	Point-in-time
Long-term investments, available-for-sale securities fair value	`AvailableForSaleSecuritiesDebtSecuritiesNoncurrent`	$8.15M	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
Short-term investments (includes $1,058 and $340 of available-for-sale securities as of March 31, 2023 and December 31, 2022, respectively, reported at fair value)	`ShortTermInvestments`	$340.00K	USD	Point-in-time
Short-term investments (includes $1,058 and $340 of available-for-sale securities as of March 31, 2023 and December 31, 2022, respectively, reported at fair value)	`ShortTermInvestments`	$1.06M	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	200.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	200.00M	shares	Point-in-time
Accounts receivable, less allowance for credit losses of $53 and $49 as of March 31, 2023 and December 31, 2022, respectively	`AccountsReceivableNetCurrent`	$279.44M	USD	Point-in-time
Accounts receivable, less allowance for credit losses of $53 and $49 as of March 31, 2023 and December 31, 2022, respectively	`AccountsReceivableNetCurrent`	$262.04M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	78.66M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	78.09M	shares	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$30.94M	USD	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$32.83M	USD	Point-in-time
Inventory, net	`InventoryNet`	$427.53M	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	78.36M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	77.89M	shares	Point-in-time
Inventory, net	`InventoryNet`	$416.29M	USD	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	294,000.00	shares	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$33.58M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$37.02M	USD	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	198,000.00	shares	Point-in-time
Total Current Assets	`AssetsCurrent`	$883.81M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$882.36M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$111.97M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$110.70M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$81.63M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$67.84M	USD	Point-in-time
Goodwill	`Goodwill`	$381.72M	USD	Point-in-time
Goodwill	`Goodwill`	$385.75M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$379.29M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$401.21M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$67.00M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$63.15M	USD	Point-in-time
Long-term investments (includes $8,155 and $8,913 of available-for-sale securities as of March 31, 2023 and December 31, 2022, respectively, reported at fair value)	`LongTermInvestments`	$32.66M	USD	Point-in-time
Long-term investments (includes $8,155 and $8,913 of available-for-sale securities as of March 31, 2023 and December 31, 2022, respectively, reported at fair value)	`LongTermInvestments`	$32.99M	USD	Point-in-time
Total Assets	`Assets`	$1.94B	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`	$198.60M	USD	Point-in-time
Revolving credit agreements outstanding	`LinesOfCreditCurrent`	$10.84M	USD	Point-in-time
Revolving credit agreements outstanding	`LinesOfCreditCurrent`	$35.94M	USD	Point-in-time
Notes Payable	`NotesPayableCurrent`	$24.60M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$55.61M	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`	$27.42M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$30.33M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$44.88M	USD	Point-in-time
Income tax payable, net	`AccruedIncomeTaxesCurrent`	$19.40M	USD	Point-in-time
Income tax payable, net	`AccruedIncomeTaxesCurrent`	$9.03M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$342.20M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$428.57M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$60.00M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$180.00M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$61.63M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$51.85M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$24.91M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$19.24M	USD	Point-in-time
Pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$10.62M	USD	Point-in-time
Pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$10.70M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$26.67M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$28.67M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$21.45M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$22.81M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$10.34M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$15.99M	USD	Point-in-time
Total Liabilities	`Liabilities`	$639.88M	USD	Point-in-time
Total Liabilities	`Liabilities`	$675.76M	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`	$442.67M	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 78,655 shares issued and 78,361 outstanding as of March 31, 2023 and 78,088 shares issued and 77,889 shares outstanding as of December 31, 2022	`CommonStockValue`	$781.00K	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 78,655 shares issued and 78,361 outstanding as of March 31, 2023 and 78,088 shares issued and 77,889 shares outstanding as of December 31, 2022	`CommonStockValue`	$787.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$782.76M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$895.83M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$34.53M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$26.13M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$55.34M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$8.01M	USD	Point-in-time
Treasury stock at cost: 294 and 198 shares as of March 31, 2023 and December 31, 2022, respectively	`TreasuryStockCommonValue`	$4.12M	USD	Point-in-time
Treasury stock at cost: 294 and 198 shares as of March 31, 2023 and December 31, 2022, respectively	`TreasuryStockCommonValue`	$5.92M	USD	Point-in-time
Non-controlling interest	`MinorityInterest`	$329.66M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.30B	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$352.32M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$357.10M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$820.16M	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.94B	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.94B	USD	Point-in-time

Income Statement 39 line items

Line Item	Tag	Value	Unit	Period
Net loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-370.00K	USD	1 Quarter
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$154.52M	USD	1 Quarter
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$323.91M	USD	1 Quarter
Annual recurring compensation earned	`RedeemableNonControllingInterestAnnualRecurringCompensationEarned`	$-2.81M	USD	Point-in-time
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$100.20M	USD	1 Quarter
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$236.10M	USD	1 Quarter
Gross Profit	`GrossProfit`	$87.81M	USD	1 Quarter
Gross Profit	`GrossProfit`	$54.32M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$67.40M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$27.89M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$26.49M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$70.14M	USD	1 Quarter
Operating Loss	`OperatingIncomeLoss`	$-49.73M	USD	1 Quarter
Operating Loss	`OperatingIncomeLoss`	$-68.00K	USD	1 Quarter
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$204.00K	USD	1 Quarter
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$304.00K	USD	1 Quarter
Interest expense	`InterestExpense`	$30.00K	USD	1 Quarter
Interest expense	`InterestExpense`	$3.29M	USD	1 Quarter
Net investment gain (loss)	`GainLossOnInvestments`	$1.25M	USD	1 Quarter
Net investment gain (loss)	`GainLossOnInvestments`	$-3.42M	USD	1 Quarter
Other expense, net	`OtherNonoperatingIncomeExpense`	$-226.00K	USD	1 Quarter
Other expense, net	`OtherNonoperatingIncomeExpense`	$-303.00K	USD	1 Quarter
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-3.54M	USD	1 Quarter
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-51.77M	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-11.31M	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-2.41M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-1.13M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-40.45M	USD	1 Quarter
Less: Net Loss attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-370.00K	USD	1 Quarter
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-1.13M	USD	1 Quarter
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-40.08M	USD	1 Quarter
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	78.36M	shares	1 Quarter
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	49.11M	shares	1 Quarter
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	49.11M	shares	1 Quarter
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	78.36M	shares	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-0.51	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-0.02	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-0.02	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-0.51	USD	1 Quarter

Cash Flow Statement 73 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$-1.13M	USD	1 Quarter
Net loss	`ProfitLoss`	$-40.45M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$3.66M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$33.40M	USD	1 Quarter
Amortization of debt issuance cost	`AmortizationOfFinancingCosts`	$146.00K	USD	1 Quarter
(Gain) loss on investments, net	`GainLossOnInvestmentsAndDividends`	$3.15M	USD	1 Quarter
(Gain) loss on investments, net	`GainLossOnInvestmentsAndDividends`	$-3.30M	USD	1 Quarter
Stock-based compensation expense	`ShareBasedCompensation`	$3.81M	USD	1 Quarter
Stock-based compensation expense	`ShareBasedCompensation`	$1.89M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-24.02M	USD	1 Quarter
Other, net	`OtherNoncashIncomeExpense`	$1.00K	USD	1 Quarter
Other, net	`OtherNoncashIncomeExpense`	$62.00K	USD	1 Quarter
Inventory reserves	`InventoryLIFOReservePeriodCharge`	$-1.75M	USD	1 Quarter
Inventory reserves	`InventoryLIFOReservePeriodCharge`	$16.05M	USD	1 Quarter
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-17.66M	USD	1 Quarter
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-8.70M	USD	1 Quarter
Other receivables	`IncreaseDecreaseInOtherReceivables`	$-1.98M	USD	1 Quarter
Other receivables	`IncreaseDecreaseInOtherReceivables`	$6.21M	USD	1 Quarter
Inventory	`IncreaseDecreaseInInventories`	$29.68M	USD	1 Quarter
Inventory	`IncreaseDecreaseInInventories`	$2.76M	USD	1 Quarter
Prepaid expenses, other current assets and other assets	`IncreaseDecreaseInPrepaidExpenseOtherCurrentAssetsAndOtherAssets`	$1.17M	USD	1 Quarter
Prepaid expenses, other current assets and other assets	`IncreaseDecreaseInPrepaidExpenseOtherCurrentAssetsAndOtherAssets`	$-1.12M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$24.82M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-40.37M	USD	1 Quarter
Accrued expenses and other liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$3.80M	USD	1 Quarter
Accrued expenses and other liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$6.35M	USD	1 Quarter
Income taxes payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$10.32M	USD	1 Quarter
Income taxes payable, net	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$-1.30M	USD	1 Quarter
Net cash (used in) provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-19.93M	USD	1 Quarter
Net cash (used in) provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$4.87M	USD	1 Quarter
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$8.44M	USD	1 Quarter
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.46M	USD	1 Quarter
Proceeds from sales and maturities of available-for-sale investments	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$930.00K	USD	1 Quarter
Proceeds from sales and maturities of available-for-sale investments	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$10.27M	USD	1 Quarter
Purchases of available-for-sale investments	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$516.00K	USD	1 Quarter
Purchases of available-for-sale investments	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$11.50M	USD	1 Quarter
Proceeds from beneficial interests in securitized accounts receivable	`ProceedsFromBeneficialInterestsInSecuritizedAccountsReceivable`	$1.23M	USD	1 Quarter
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-2.70M	USD	1 Quarter
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-6.79M	USD	1 Quarter
Tax withholdings related to stock-based compensation settlements	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$6.26M	USD	1 Quarter
Tax withholdings related to stock-based compensation settlements	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$54.00K	USD	1 Quarter
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$58.00K	USD	1 Quarter
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$568.00K	USD	1 Quarter
Dividend payments	`PaymentsOfDividendsCommonStock`	$4.44M	USD	1 Quarter
Dividend payments	`PaymentsOfDividendsCommonStock`	$7.08M	USD	1 Quarter
Proceeds from draw on revolving credit agreements	`ProceedsFromLinesOfCredit`	$8.00M	USD	1 Quarter
Proceeds from draw on revolving credit agreements	`ProceedsFromLinesOfCredit`	$138.24M	USD	1 Quarter
Repayment of revolving credit agreements	`RepaymentsOfLinesOfCredit`	$8.00M	USD	1 Quarter
Repayment of revolving credit agreements	`RepaymentsOfLinesOfCredit`	$43.46M	USD	1 Quarter
Non-controlling interest put option buyback	`NonControllingInterestPutOptionBuyback`	$1.18M	USD	1 Quarter
Repayment of notes payable	`RepaymentsOfNotesPayable`	$24.69M	USD	1 Quarter
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$55.63M	USD	1 Quarter
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-3.92M	USD	1 Quarter
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$-1.75M	USD	1 Quarter
Net increase (decrease) in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$28.91M	USD	1 Quarter
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-1.09M	USD	1 Quarter
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-1.03M	USD	1 Quarter
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$56.82M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$136.46M	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`	$54.03M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$56.82M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$136.46M	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`	$54.03M	USD	Point-in-time
Cash paid for interest	`InterestPaidNet`	$30.00K	USD	1 Quarter
Cash paid for interest	`InterestPaidNet`	$1.61M	USD	1 Quarter
Cash used in operating activities related to operating leases	`CashUsedInOperatingActivitiesRelatedToOperatingLeases`	$482.00K	USD	1 Quarter
Cash used in operating activities related to operating leases	`CashUsedInOperatingActivitiesRelatedToOperatingLeases`	$4.06M	USD	1 Quarter
Right-of-use assets obtained in exchange for lease obligations	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$486.00K	USD	1 Quarter
Right-of-use assets obtained in exchange for lease obligations	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$332.00K	USD	1 Quarter
Purchases of property, plant and equipment included in accounts payable	`NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1`	$4.35M	USD	1 Quarter
Purchases of property, plant and equipment included in accounts payable	`NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1`	$392.00K	USD	1 Quarter

Stockholders Equity 33 line items

Line Item	Tag	Value	Unit	Period
Dividend payments	`CommonStockDividendsPerShareCashPaid`	$0.09	USD	1 Quarter
Dividend payments	`CommonStockDividendsPerShareCashPaid`	$0.09	USD	1 Quarter
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.30B	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$352.32M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$357.10M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$820.16M	USD	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	78.66M	shares	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	78.09M	shares	Point-in-time
Net loss	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-1.13M	USD	1 Quarter
Net loss	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-40.45M	USD	1 Quarter
Annual recurring compensation earned	`StockIssuedDuringPeriodAnnualRecurringCompensationValueEarned`	$-2.81M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.64M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$8.78M	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 on unvested RSUs	`UnvestedRestrictedStockUnitsDividendsAccrualAdjustmentForMarketChanges`	$32.00K	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
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 Stock options exercised	`StockIssuedDuringPeriodValueStockOptionsExercised`	$568.00K	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueStockOptionsExercised`	$58.00K	USD	1 Quarter
ADTRAN Stock options exercised, Shares	`StockIssuedDuringPeriodSharesStockOptionsExercised`	6,000.00	shares	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$3.81M	USD	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$1.89M	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedeemableNonControllingInterestEquityRedemptionValues`	$343.00K	USD	1 Quarter
Foreign currency remeasurement of redeemable non-controlling interest	`ForeignCurrencyRemeasurementOfRedeemableNonControllingInterest`	$-430.00K	USD	1 Quarter
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.30B	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$352.32M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$357.10M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$820.16M	USD	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	78.66M	shares	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	78.09M	shares	Point-in-time

Comprehensive Income 15 line items

Line Item	Tag	Value	Unit	Period
Net Loss	`ProfitLoss`	$-1.13M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-40.45M	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-724.00K	USD	1 Quarter
Net unrealized gain (loss) on available-for-sale securities	`OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$69.00K	USD	1 Quarter
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-35.00K	USD	1 Quarter
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$13.00K	USD	1 Quarter
Foreign currency translation gain (loss)	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$8.68M	USD	1 Quarter
Foreign currency translation gain (loss)	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-905.00K	USD	1 Quarter
Other Comprehensive Income (Loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-1.64M	USD	1 Quarter
Other Comprehensive Income (Loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$8.78M	USD	1 Quarter
Comprehensive Loss, net of tax	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-31.67M	USD	1 Quarter
Comprehensive Loss, net of tax	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-2.77M	USD	1 Quarter
Less: Comprehensive Income attributable to non-controlling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$12.00K	USD	1 Quarter
Comprehensive Loss attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$-31.68M	USD	1 Quarter
Comprehensive Loss attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$-2.77M	USD	1 Quarter

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