10-Q Filing

ADTRAN HOLDINGS, INC. CIK: 926282 Q1 2025

Filing Information

Form Type	10-Q
Accession Number	`0000950170-25-075374`
Period End Date	20250331
Filing Date	20250520
Fiscal Year	2025
Fiscal Period	Q1
XBRL Instance	adtn-20250331_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 264 Income Statement 86 Cash Flow Statement 156 Stockholders Equity 62 Comprehensive Income 28

Balance Sheet 264 line items

Line Item	Tag	Value	Unit	Period
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$367.00K	USD	Point-in-time
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$367.00K	USD	Point-in-time
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.21M	USD	Point-in-time
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.21M	USD	Point-in-time
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.30M	USD	Point-in-time
Accounts receivable, allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.30M	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
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
Common stock, shares authorized	`CommonStockSharesAuthorized`	200.00M	shares	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
Common stock, shares authorized	`CommonStockSharesAuthorized`	200.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$106.76M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$106.76M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$76.02M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$76.02M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$101.32M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$101.32M	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
Common stock, shares issued	`CommonStockSharesIssued`	79.12M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	79.12M	shares	Point-in-time
Accounts receivable, less allowance for credit losses of $1,212 and $1,300 as of March 31, 2025 and December 31, 2024, respectively	`AccountsReceivableNetCurrent`	$166.52M	USD	Point-in-time
Accounts receivable, less allowance for credit losses of $1,212 and $1,300 as of March 31, 2025 and December 31, 2024, respectively	`AccountsReceivableNetCurrent`	$166.52M	USD	Point-in-time
Accounts receivable, less allowance for credit losses of $1,212 and $1,300 as of March 31, 2025 and December 31, 2024, respectively	`AccountsReceivableNetCurrent`	$178.03M	USD	Point-in-time
Accounts receivable, less allowance for credit losses of $1,212 and $1,300 as of March 31, 2025 and December 31, 2024, respectively	`AccountsReceivableNetCurrent`	$178.03M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	79.48M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	79.48M	shares	Point-in-time
Accounts receivable, less allowance for credit losses of $1,212 and $1,300 as of March 31, 2025 and December 31, 2024, respectively	`AccountsReceivableNetCurrent`	$191.05M	USD	Point-in-time
Accounts receivable, less allowance for credit losses of $1,212 and $1,300 as of March 31, 2025 and December 31, 2024, respectively	`AccountsReceivableNetCurrent`	$191.05M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	79.97M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	79.97M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	78.85M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	78.85M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	79.71M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	79.71M	shares	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$9.78M	USD	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$9.78M	USD	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$9.61M	USD	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$9.61M	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	79.22M	shares	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	79.22M	shares	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$12.12M	USD	Point-in-time
Other receivables	`OtherReceivablesNetCurrent`	$12.12M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$6.63M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$6.63M	USD	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	262,000.00	shares	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	262,000.00	shares	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$3.98M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$3.98M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$5.46M	USD	Point-in-time
Income tax receivable	`IncomeTaxesReceivable`	$5.46M	USD	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	265,000.00	shares	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	265,000.00	shares	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	266,000.00	shares	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	266,000.00	shares	Point-in-time
Inventory, net	`InventoryNet`	$261.56M	USD	Point-in-time
Inventory, net	`InventoryNet`	$261.56M	USD	Point-in-time
Inventory, net	`InventoryNet`	$318.25M	USD	Point-in-time
Inventory, net	`InventoryNet`	$318.25M	USD	Point-in-time
Inventory, net	`InventoryNet`	$253.64M	USD	Point-in-time
Inventory, net	`InventoryNet`	$253.64M	USD	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$11.90M	USD	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$11.90M	USD	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$11.90M	USD	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroupCurrent`	$11.90M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$56.40M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$56.40M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$62.22M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$62.22M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$55.78M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$55.78M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$599.14M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$599.14M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$687.94M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$687.94M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$611.85M	USD	Point-in-time
Total Current Assets	`AssetsCurrent`	$611.85M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$109.61M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$109.61M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$131.01M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$131.01M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$106.45M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$106.45M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$29.44M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$29.44M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$17.83M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$17.83M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$17.83M	USD	Point-in-time
Deferred tax assets	`DeferredIncomeTaxAssetsNet`	$17.83M	USD	Point-in-time
Goodwill	`Goodwill`	$55.13M	USD	Point-in-time
Goodwill	`Goodwill`	$55.13M	USD	Point-in-time
Goodwill	`Goodwill`	$55.26M	USD	Point-in-time
Goodwill	`Goodwill`	$55.26M	USD	Point-in-time
Goodwill	`Goodwill`	$52.92M	USD	Point-in-time
Goodwill	`Goodwill`	$52.92M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$306.45M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$306.45M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$293.06M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$293.06M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$284.89M	USD	Point-in-time
Intangibles, net	`IntangibleAssetsNetExcludingGoodwill`	$284.89M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$75.66M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$75.66M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$78.13M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$78.13M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$87.73M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$87.73M	USD	Point-in-time
Long-term investments	`LongTermInvestments`	$32.06M	USD	Point-in-time
Long-term investments	`LongTermInvestments`	$32.06M	USD	Point-in-time
Long-term investments	`LongTermInvestments`	$29.97M	USD	Point-in-time
Long-term investments	`LongTermInvestments`	$29.97M	USD	Point-in-time
Long-term investments	`LongTermInvestments`	$29.25M	USD	Point-in-time
Long-term investments	`LongTermInvestments`	$29.25M	USD	Point-in-time
Total Assets	`Assets`	$1.17B	USD	Point-in-time
Total Assets	`Assets`	$1.17B	USD	Point-in-time
Total Assets	`Assets`	$1.19B	USD	Point-in-time
Total Assets	`Assets`	$1.19B	USD	Point-in-time
Total Assets	`Assets`	$1.33B	USD	Point-in-time
Total Assets	`Assets`	$1.33B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$171.91M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$171.91M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$171.82M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$171.82M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$159.08M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$159.08M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$58.24M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$58.24M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$52.70M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$52.70M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$66.46M	USD	Point-in-time
Unearned revenue	`ContractWithCustomerLiabilityCurrent`	$66.46M	USD	Point-in-time
Accrued expenses and other liabilities	`AccruedLiabilitiesAndOtherLiabilities`	$34.16M	USD	Point-in-time
Accrued expenses and other liabilities	`AccruedLiabilitiesAndOtherLiabilities`	$34.16M	USD	Point-in-time
Accrued expenses and other liabilities	`AccruedLiabilitiesAndOtherLiabilities`	$38.16M	USD	Point-in-time
Accrued expenses and other liabilities	`AccruedLiabilitiesAndOtherLiabilities`	$38.16M	USD	Point-in-time
Accrued expenses and other liabilities	`AccruedLiabilitiesAndOtherLiabilities`	$35.00M	USD	Point-in-time
Accrued expenses and other liabilities	`AccruedLiabilitiesAndOtherLiabilities`	$35.00M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$25.91M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$25.91M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$25.99M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$25.99M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$32.85M	USD	Point-in-time
Accrued wages and benefits	`EmployeeRelatedLiabilitiesCurrent`	$32.85M	USD	Point-in-time
Income tax payable	`AccruedIncomeTaxesCurrent`	$6.27M	USD	Point-in-time
Income tax payable	`AccruedIncomeTaxesCurrent`	$6.27M	USD	Point-in-time
Income tax payable	`AccruedIncomeTaxesCurrent`	$1.94M	USD	Point-in-time
Income tax payable	`AccruedIncomeTaxesCurrent`	$1.94M	USD	Point-in-time
Income tax payable	`AccruedIncomeTaxesCurrent`	$999.00K	USD	Point-in-time
Income tax payable	`AccruedIncomeTaxesCurrent`	$999.00K	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$284.58M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$284.58M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$303.44M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$303.44M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$293.47M	USD	Point-in-time
Total Current Liabilities	`LiabilitiesCurrent`	$293.47M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$189.58M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$189.58M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$195.00M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$195.00M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$190.09M	USD	Point-in-time
Non-current revolving credit agreement outstanding	`LongTermLineOfCredit`	$190.09M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$30.37M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$30.37M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$15.83M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$15.83M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$30.73M	USD	Point-in-time
Deferred tax liabilities	`DeferredIncomeTaxLiabilitiesNet`	$30.73M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$23.26M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$23.26M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$24.08M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$24.08M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$22.07M	USD	Point-in-time
Non-current unearned revenue	`ContractWithCustomerLiabilityNoncurrent`	$22.07M	USD	Point-in-time
Non-current pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$8.89M	USD	Point-in-time
Non-current pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$8.89M	USD	Point-in-time
Non-current pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$11.69M	USD	Point-in-time
Non-current pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$11.69M	USD	Point-in-time
Non-current pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$8.98M	USD	Point-in-time
Non-current pension liability	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$8.98M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$33.20M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$33.20M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$29.71M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$29.71M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$31.28M	USD	Point-in-time
Deferred compensation liability	`DeferredCompensationLiabilityClassifiedNoncurrent`	$31.28M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$25.93M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$25.93M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$27.67M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$27.67M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$26.37M	USD	Point-in-time
Non-current lease obligations	`NonCurrentLeaseObligations`	$26.37M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$17.93M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$17.93M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$35.02M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$35.02M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$16.53M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$16.53M	USD	Point-in-time
Total Liabilities	`Liabilities`	$622.77M	USD	Point-in-time
Total Liabilities	`Liabilities`	$622.77M	USD	Point-in-time
Total Liabilities	`Liabilities`	$631.41M	USD	Point-in-time
Total Liabilities	`Liabilities`	$631.41M	USD	Point-in-time
Total Liabilities	`Liabilities`	$621.52M	USD	Point-in-time
Total Liabilities	`Liabilities`	$621.52M	USD	Point-in-time
Commitments and contingencies (see Note 16)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (see Note 16)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (see Note 16)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (see Note 16)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (see Note 16)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (see Note 16)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Redeemable Non-Controlling Interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$422.93M	USD	Point-in-time
Redeemable Non-Controlling Interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$422.93M	USD	Point-in-time
Redeemable Non-Controlling Interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$443.32M	USD	Point-in-time
Redeemable Non-Controlling Interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$443.32M	USD	Point-in-time
Redeemable Non-Controlling Interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$422.94M	USD	Point-in-time
Redeemable Non-Controlling Interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$422.94M	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 79,969 shares issued and 79,707 outstanding as of March 31, 2025 and 79,483 shares issued and 79,218 outstanding as of December 31, 2024	`CommonStockValue`	$791.00K	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 79,969 shares issued and 79,707 outstanding as of March 31, 2025 and 79,483 shares issued and 79,218 outstanding as of December 31, 2024	`CommonStockValue`	$791.00K	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 79,969 shares issued and 79,707 outstanding as of March 31, 2025 and 79,483 shares issued and 79,218 outstanding as of December 31, 2024	`CommonStockValue`	$795.00K	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 79,969 shares issued and 79,707 outstanding as of March 31, 2025 and 79,483 shares issued and 79,218 outstanding as of December 31, 2024	`CommonStockValue`	$795.00K	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 79,969 shares issued and 79,707 outstanding as of March 31, 2025 and 79,483 shares issued and 79,218 outstanding as of December 31, 2024	`CommonStockValue`	$800.00K	USD	Point-in-time
Common stock, par value $0.01 per share; 200,000 shares authorized; 79,969 shares issued and 79,707 outstanding as of March 31, 2025 and 79,483 shares issued and 79,218 outstanding as of December 31, 2024	`CommonStockValue`	$800.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$798.05M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$798.05M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$812.07M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$812.07M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$808.91M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$808.91M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$11.25M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$11.25M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$31.63M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$31.63M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$29.70M	USD	Point-in-time
Accumulated other comprehensive income	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$29.70M	USD	Point-in-time
Retained deficit	`RetainedEarningsAccumulatedDeficit`	$-562.49M	USD	Point-in-time
Retained deficit	`RetainedEarningsAccumulatedDeficit`	$-562.49M	USD	Point-in-time
Retained deficit	`RetainedEarningsAccumulatedDeficit`	$-700.50M	USD	Point-in-time
Retained deficit	`RetainedEarningsAccumulatedDeficit`	$-700.50M	USD	Point-in-time
Retained deficit	`RetainedEarningsAccumulatedDeficit`	$-688.81M	USD	Point-in-time
Retained deficit	`RetainedEarningsAccumulatedDeficit`	$-688.81M	USD	Point-in-time
Less treasury stock at cost: 262 and 266 shares as of March 31, 2025 and December 31, 2024, respectively	`TreasuryStockValue`	$5.20M	USD	Point-in-time
Less treasury stock at cost: 262 and 266 shares as of March 31, 2025 and December 31, 2024, respectively	`TreasuryStockValue`	$5.20M	USD	Point-in-time
Less treasury stock at cost: 262 and 266 shares as of March 31, 2025 and December 31, 2024, respectively	`TreasuryStockValue`	$5.20M	USD	Point-in-time
Less treasury stock at cost: 262 and 266 shares as of March 31, 2025 and December 31, 2024, respectively	`TreasuryStockValue`	$5.20M	USD	Point-in-time
Less treasury stock at cost: 262 and 266 shares as of March 31, 2025 and December 31, 2024, respectively	`TreasuryStockValue`	$5.11M	USD	Point-in-time
Less treasury stock at cost: 262 and 266 shares as of March 31, 2025 and December 31, 2024, respectively	`TreasuryStockValue`	$5.11M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$605.26M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$605.26M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$138.89M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$138.89M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$260.85M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$260.85M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$126.95M	USD	Point-in-time
Total Equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$126.95M	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.33B	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.33B	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.19B	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.19B	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.17B	USD	Point-in-time
Total Liabilities, Redeemable Non-Controlling Interest and Equity	`LiabilitiesAndStockholdersEquity`	$1.17B	USD	Point-in-time

Income Statement 86 line items

Line Item	Tag	Value	Unit	Period
Net gain (loss) attributable to redeemable non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.53M	USD	1 Quarter
Net gain (loss) attributable to redeemable non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.53M	USD	1 Quarter
Net gain (loss) attributable to redeemable non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.32M	USD	1 Quarter
Net gain (loss) attributable to redeemable non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.32M	USD	1 Quarter
Effect of redemption of RNCI	`GainLossOnRedemptionOfRedeemableNonControllingInterest`	$-3.00K	USD	1 Quarter
Effect of redemption of RNCI	`GainLossOnRedemptionOfRedeemableNonControllingInterest`	$-3.00K	USD	1 Quarter
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$226.17M	USD	1 Quarter
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$226.17M	USD	1 Quarter
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$247.74M	USD	1 Quarter
Total Revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$247.74M	USD	1 Quarter
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$155.86M	USD	1 Quarter
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$155.86M	USD	1 Quarter
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$152.57M	USD	1 Quarter
Total Cost of Revenue	`CostOfGoodsAndServicesSold`	$152.57M	USD	1 Quarter
Gross Profit	`GrossProfit`	$95.18M	USD	1 Quarter
Gross Profit	`GrossProfit`	$95.18M	USD	1 Quarter
Gross Profit	`GrossProfit`	$70.31M	USD	1 Quarter
Gross Profit	`GrossProfit`	$70.31M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$50.28M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$50.28M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$58.99M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$58.99M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$60.22M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$60.22M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$48.86M	USD	1 Quarter
Research and development expenses	`ResearchAndDevelopmentExpense`	$48.86M	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	$297.35M	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	$297.35M	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	1 Quarter
Operating Loss	`OperatingIncomeLoss`	$-346.24M	USD	1 Quarter
Operating Loss	`OperatingIncomeLoss`	$-346.24M	USD	1 Quarter
Operating Loss	`OperatingIncomeLoss`	$-3.97M	USD	1 Quarter
Operating Loss	`OperatingIncomeLoss`	$-3.97M	USD	1 Quarter
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$397.00K	USD	1 Quarter
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$397.00K	USD	1 Quarter
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$126.00K	USD	1 Quarter
Interest and dividend income	`InvestmentIncomeInterestAndDividend`	$126.00K	USD	1 Quarter
Interest expense	`InterestExpense`	$4.76M	USD	1 Quarter
Interest expense	`InterestExpense`	$4.76M	USD	1 Quarter
Interest expense	`InterestExpense`	$4.60M	USD	1 Quarter
Interest expense	`InterestExpense`	$4.60M	USD	1 Quarter
Net investment (loss) gain	`GainLossOnInvestments`	$-1.69M	USD	1 Quarter
Net investment (loss) gain	`GainLossOnInvestments`	$-1.69M	USD	1 Quarter
Net investment (loss) gain	`GainLossOnInvestments`	$2.25M	USD	1 Quarter
Net investment (loss) gain	`GainLossOnInvestments`	$2.25M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$1.31M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$1.31M	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$944.00K	USD	1 Quarter
Other income, net	`OtherNonoperatingIncomeExpense`	$944.00K	USD	1 Quarter
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-346.88M	USD	1 Quarter
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-346.88M	USD	1 Quarter
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-9.35M	USD	1 Quarter
Loss Before Income Taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-9.35M	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-397.00K	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-397.00K	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-18.65M	USD	1 Quarter
Income tax benefit	`IncomeTaxExpenseBenefit`	$-18.65M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-328.24M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-328.24M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-8.95M	USD	1 Quarter
Net Loss	`ProfitLoss`	$-8.95M	USD	1 Quarter
Less: Net Income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.53M	USD	1 Quarter
Less: Net Income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.53M	USD	1 Quarter
Less: Net Income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.32M	USD	1 Quarter
Less: Net Income attributable to non-controlling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$2.32M	USD	1 Quarter
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-11.27M	USD	1 Quarter
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-11.27M	USD	1 Quarter
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-330.76M	USD	1 Quarter
Net Loss attributable to ADTRAN Holdings, Inc.	`NetIncomeLoss`	$-330.76M	USD	1 Quarter
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	78.81M	shares	1 Quarter
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	78.81M	shares	1 Quarter
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	79.53M	shares	1 Quarter
Weighted average shares outstanding basic	`WeightedAverageNumberOfSharesOutstandingBasic`	79.53M	shares	1 Quarter
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	79.53M	shares	1 Quarter
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	79.53M	shares	1 Quarter
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	78.81M	shares	1 Quarter
Weighted average shares outstanding diluted	`WeightedAverageNumberOfDilutedSharesOutstanding`	78.81M	shares	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-0.14	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-0.14	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-4.20	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - basic	`EarningsPerShareBasic`	$-4.20	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-4.20	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-4.20	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-0.14	USD	1 Quarter
Loss per common share attributable to ADTRAN Holdings, Inc. - diluted	`EarningsPerShareDiluted`	$-0.14	USD	1 Quarter

Cash Flow Statement 156 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$-328.24M	USD	1 Quarter
Net loss	`ProfitLoss`	$-328.24M	USD	1 Quarter
Net loss	`ProfitLoss`	$-8.95M	USD	1 Quarter
Net loss	`ProfitLoss`	$-8.95M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$22.39M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$22.39M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$21.60M	USD	1 Quarter
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$21.60M	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	$297.35M	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	$297.35M	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	1 Quarter
Goodwill impairment	`GoodwillImpairmentLoss`	-	USD	1 Quarter
Amortization of debt issuance cost	`AmortizationOfFinancingCosts`	$320.00K	USD	1 Quarter
Amortization of debt issuance cost	`AmortizationOfFinancingCosts`	$320.00K	USD	1 Quarter
Amortization of debt issuance cost	`AmortizationOfFinancingCosts`	$1.01M	USD	1 Quarter
Amortization of debt issuance cost	`AmortizationOfFinancingCosts`	$1.01M	USD	1 Quarter
Loss (gain) on investments, net	`GainLossOnInvestmentsAndDividends`	$2.62M	USD	1 Quarter
Loss (gain) on investments, net	`GainLossOnInvestmentsAndDividends`	$2.62M	USD	1 Quarter
Loss (gain) on investments, net	`GainLossOnInvestmentsAndDividends`	$-1.63M	USD	1 Quarter
Loss (gain) on investments, net	`GainLossOnInvestmentsAndDividends`	$-1.63M	USD	1 Quarter
Net loss on disposal of property, plant and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$-13.00K	USD	1 Quarter
Net loss on disposal of property, plant and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$-13.00K	USD	1 Quarter
Net loss on disposal of property, plant and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$-150.00K	USD	1 Quarter
Net loss on disposal of property, plant and equipment	`GainLossOnSaleOfPropertyPlantEquipment`	$-150.00K	USD	1 Quarter
Stock-based compensation expense	`ShareBasedCompensation`	$3.21M	USD	1 Quarter
Stock-based compensation expense	`ShareBasedCompensation`	$3.21M	USD	1 Quarter
Stock-based compensation expense	`ShareBasedCompensation`	$3.95M	USD	1 Quarter
Stock-based compensation expense	`ShareBasedCompensation`	$3.95M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-19.74M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-19.74M	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-157.00K	USD	1 Quarter
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-157.00K	USD	1 Quarter
Inventory reserves	`InventoryLIFOReservePeriodCharge`	$1.84M	USD	1 Quarter
Inventory reserves	`InventoryLIFOReservePeriodCharge`	$1.84M	USD	1 Quarter
Inventory reserves	`InventoryLIFOReservePeriodCharge`	$3.34M	USD	1 Quarter
Inventory reserves	`InventoryLIFOReservePeriodCharge`	$3.34M	USD	1 Quarter
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-16.01M	USD	1 Quarter
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-16.01M	USD	1 Quarter
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-22.50M	USD	1 Quarter
Accounts receivable, net	`IncreaseDecreaseInAccountsReceivable`	$-22.50M	USD	1 Quarter
Other receivables	`IncreaseDecreaseInOtherReceivables`	$1.14M	USD	1 Quarter
Other receivables	`IncreaseDecreaseInOtherReceivables`	$1.14M	USD	1 Quarter
Other receivables	`IncreaseDecreaseInOtherReceivables`	$-5.61M	USD	1 Quarter
Other receivables	`IncreaseDecreaseInOtherReceivables`	$-5.61M	USD	1 Quarter
Income taxes receivable, net	`IncreaseDecreaseInIncomeTaxesReceivable`	$3.44M	USD	1 Quarter
Income taxes receivable, net	`IncreaseDecreaseInIncomeTaxesReceivable`	$3.44M	USD	1 Quarter
Income taxes receivable, net	`IncreaseDecreaseInIncomeTaxesReceivable`	$690.00K	USD	1 Quarter
Income taxes receivable, net	`IncreaseDecreaseInIncomeTaxesReceivable`	$690.00K	USD	1 Quarter
Inventory	`IncreaseDecreaseInInventories`	$-10.35M	USD	1 Quarter
Inventory	`IncreaseDecreaseInInventories`	$-10.35M	USD	1 Quarter
Inventory	`IncreaseDecreaseInInventories`	$-32.37M	USD	1 Quarter
Inventory	`IncreaseDecreaseInInventories`	$-32.37M	USD	1 Quarter
Prepaid expenses, other current assets and other assets	`IncreaseDecreaseInPrepaidExpenseOtherCurrentAssetsAndOtherAssets`	$19.29M	USD	1 Quarter
Prepaid expenses, other current assets and other assets	`IncreaseDecreaseInPrepaidExpenseOtherCurrentAssetsAndOtherAssets`	$19.29M	USD	1 Quarter
Prepaid expenses, other current assets and other assets	`IncreaseDecreaseInPrepaidExpenseOtherCurrentAssetsAndOtherAssets`	$-1.50M	USD	1 Quarter
Prepaid expenses, other current assets and other assets	`IncreaseDecreaseInPrepaidExpenseOtherCurrentAssetsAndOtherAssets`	$-1.50M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-4.22M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-4.22M	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$553.00K	USD	1 Quarter
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$553.00K	USD	1 Quarter
Accrued expenses and other liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$10.95M	USD	1 Quarter
Accrued expenses and other liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$10.95M	USD	1 Quarter
Accrued expenses and other liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$352.00K	USD	1 Quarter
Accrued expenses and other liabilities	`IncreaseDecreaseInOtherAccruedLiabilities`	$352.00K	USD	1 Quarter
Income taxes payable	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$1.16M	USD	1 Quarter
Income taxes payable	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$1.16M	USD	1 Quarter
Income taxes payable	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$18.00K	USD	1 Quarter
Income taxes payable	`IncreaseDecreaseInAccruedIncomeTaxesPayable`	$18.00K	USD	1 Quarter
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$37.92M	USD	1 Quarter
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$37.92M	USD	1 Quarter
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$43.18M	USD	1 Quarter
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$43.18M	USD	1 Quarter
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$7.40M	USD	1 Quarter
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$7.40M	USD	1 Quarter
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$13.51M	USD	1 Quarter
Purchases of property, plant and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$13.51M	USD	1 Quarter
Purchases of intangibles - developed technologies	`PaymentsToAcquireIntangibleAssets`	$1.19M	USD	1 Quarter
Purchases of intangibles - developed technologies	`PaymentsToAcquireIntangibleAssets`	$1.19M	USD	1 Quarter
Purchases of intangibles - developed technologies	`PaymentsToAcquireIntangibleAssets`	$11.30M	USD	1 Quarter
Purchases of intangibles - developed technologies	`PaymentsToAcquireIntangibleAssets`	$11.30M	USD	1 Quarter
Proceeds from sales and maturities of available-for-sale investments	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$660.00K	USD	1 Quarter
Proceeds from sales and maturities of available-for-sale investments	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$660.00K	USD	1 Quarter
Proceeds from sales and maturities of available-for-sale investments	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$873.00K	USD	1 Quarter
Proceeds from sales and maturities of available-for-sale investments	`ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities`	$873.00K	USD	1 Quarter
Payments for beneficial interests in securitized accounts receivable	`PaymentsBeneficialInterestsInSecuritizedAccountsReceivable`	$133.00K	USD	1 Quarter
Payments for beneficial interests in securitized accounts receivable	`PaymentsBeneficialInterestsInSecuritizedAccountsReceivable`	$133.00K	USD	1 Quarter
Purchases of available-for-sale investments	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$170.00K	USD	1 Quarter
Purchases of available-for-sale investments	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$170.00K	USD	1 Quarter
Purchases of available-for-sale investments	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$44.00K	USD	1 Quarter
Purchases of available-for-sale investments	`PaymentsToAcquireAvailableForSaleSecuritiesDebt`	$44.00K	USD	1 Quarter
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-18.34M	USD	1 Quarter
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-18.34M	USD	1 Quarter
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-13.87M	USD	1 Quarter
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-13.87M	USD	1 Quarter
Tax withholdings related to stock-based compensation settlements	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$420.00K	USD	1 Quarter
Tax withholdings related to stock-based compensation settlements	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$420.00K	USD	1 Quarter
Tax withholdings related to stock-based compensation settlements	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$176.00K	USD	1 Quarter
Tax withholdings related to stock-based compensation settlements	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$176.00K	USD	1 Quarter
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$219.00K	USD	1 Quarter
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$219.00K	USD	1 Quarter
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$756.00K	USD	1 Quarter
Proceeds from stock option exercises	`ProceedsFromStockOptionsExercised`	$756.00K	USD	1 Quarter
Payment for redemption of redeemable non-controlling interest	`PaymentsForRepurchaseOfRedeemableNoncontrollingInterest`	$5.00K	USD	1 Quarter
Payment for redemption of redeemable non-controlling interest	`PaymentsForRepurchaseOfRedeemableNoncontrollingInterest`	$5.00K	USD	1 Quarter
Payment for redemption of redeemable non-controlling interest	`PaymentsForRepurchaseOfRedeemableNoncontrollingInterest`	$12.00K	USD	1 Quarter
Payment for redemption of redeemable non-controlling interest	`PaymentsForRepurchaseOfRedeemableNoncontrollingInterest`	$12.00K	USD	1 Quarter
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$324.00K	USD	1 Quarter
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$324.00K	USD	1 Quarter
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-4.16M	USD	1 Quarter
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-4.16M	USD	1 Quarter
Net increase in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$19.89M	USD	1 Quarter
Net increase in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$19.89M	USD	1 Quarter
Net increase in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$25.17M	USD	1 Quarter
Net increase in cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect`	$25.17M	USD	1 Quarter
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-301.00K	USD	1 Quarter
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-301.00K	USD	1 Quarter
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$133.00K	USD	1 Quarter
Effect of exchange rate changes	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$133.00K	USD	1 Quarter
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$106.76M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$106.76M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$76.02M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$76.02M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$87.17M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$87.17M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$101.32M	USD	Point-in-time
Cash and cash equivalents, beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$101.32M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$106.76M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$106.76M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$76.02M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$76.02M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$87.17M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$87.17M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$101.32M	USD	Point-in-time
Cash and cash equivalents, end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$101.32M	USD	Point-in-time
Cash paid for interest	`InterestPaidNet`	$5.24M	USD	1 Quarter
Cash paid for interest	`InterestPaidNet`	$5.24M	USD	1 Quarter
Cash paid for interest	`InterestPaidNet`	$4.13M	USD	1 Quarter
Cash paid for interest	`InterestPaidNet`	$4.13M	USD	1 Quarter
Cash paid for income taxes	`IncomeTaxesPaid`	$596.00K	USD	1 Quarter
Cash paid for income taxes	`IncomeTaxesPaid`	$596.00K	USD	1 Quarter
Cash paid for income taxes	`IncomeTaxesPaid`	$2.37M	USD	1 Quarter
Cash paid for income taxes	`IncomeTaxesPaid`	$2.37M	USD	1 Quarter
Cash used in operating activities related to operating leases	`CashUsedInOperatingActivitiesRelatedToOperatingLeases`	$2.38M	USD	1 Quarter
Cash used in operating activities related to operating leases	`CashUsedInOperatingActivitiesRelatedToOperatingLeases`	$2.38M	USD	1 Quarter
Cash used in operating activities related to operating leases	`CashUsedInOperatingActivitiesRelatedToOperatingLeases`	$2.70M	USD	1 Quarter
Cash used in operating activities related to operating leases	`CashUsedInOperatingActivitiesRelatedToOperatingLeases`	$2.70M	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedemptionOfRedeemableNon-ControllingInterest`	$-3.00K	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedemptionOfRedeemableNon-ControllingInterest`	$-3.00K	USD	1 Quarter
Right-of-use assets obtained in exchange for lease obligations	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$842.00K	USD	1 Quarter
Right-of-use assets obtained in exchange for lease obligations	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$842.00K	USD	1 Quarter
Right-of-use assets obtained in exchange for lease obligations	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$1.89M	USD	1 Quarter
Right-of-use assets obtained in exchange for lease obligations	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$1.89M	USD	1 Quarter
Purchases of property, plant and equipment included in accounts payable	`NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1`	$1.16M	USD	1 Quarter
Purchases of property, plant and equipment included in accounts payable	`NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1`	$1.16M	USD	1 Quarter
Purchases of property, plant and equipment included in accounts payable	`NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1`	$1.69M	USD	1 Quarter
Purchases of property, plant and equipment included in accounts payable	`NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1`	$1.69M	USD	1 Quarter

Stockholders Equity 62 line items

Line Item	Tag	Value	Unit	Period
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$605.26M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$605.26M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$138.89M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$138.89M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$260.85M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$260.85M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$126.95M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$126.95M	USD	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	79.12M	shares	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	79.12M	shares	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	79.48M	shares	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	79.48M	shares	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	79.97M	shares	Point-in-time
Beginning Balance, Shares	`CommonStockSharesIssued`	79.97M	shares	Point-in-time
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-328.24M	USD	1 Quarter
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-328.24M	USD	1 Quarter
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-8.95M	USD	1 Quarter
Net (loss) income	`ProfitLossIncludingPortionAttributableToPostDominationAndProfitAndLossTransferAgreement`	$-8.95M	USD	1 Quarter
Annual recurring compensation earned	`StockIssuedDuringPeriodAnnualRecurringCompensationValueEarned`	$-2.53M	USD	1 Quarter
Annual recurring compensation earned	`StockIssuedDuringPeriodAnnualRecurringCompensationValueEarned`	$-2.53M	USD	1 Quarter
Annual recurring compensation earned	`StockIssuedDuringPeriodAnnualRecurringCompensationValueEarned`	$-2.32M	USD	1 Quarter
Annual recurring compensation earned	`StockIssuedDuringPeriodAnnualRecurringCompensationValueEarned`	$-2.32M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$20.38M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$20.38M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-17.83M	USD	1 Quarter
Other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-17.83M	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$38.00K	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$38.00K	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$262.00K	USD	1 Quarter
Deferred compensation adjustments, net of tax	`DeferredCompensationAdjustmentsNetOfTax`	$262.00K	USD	1 Quarter
ADTRAN RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$242.00K	USD	1 Quarter
ADTRAN RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$242.00K	USD	1 Quarter
ADTRAN RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$1.17M	USD	1 Quarter
ADTRAN RSUs and restricted stock vested	`StockVestedDuringPeriodValueRestrictedStockPerformanceStockUnitsAndRestrictedStockUnits`	$1.17M	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueExerciseOfStockOptions`	$219.00K	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueExerciseOfStockOptions`	$219.00K	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueExerciseOfStockOptions`	$756.00K	USD	1 Quarter
ADTRAN Stock options exercised	`StockIssuedDuringPeriodValueExerciseOfStockOptions`	$756.00K	USD	1 Quarter
ADTRAN Stock options exercised, Shares	`StockIssuedDuringPeriodSharesStockOptionsExercised`	113,000.00	shares	1 Quarter
ADTRAN Stock options exercised, Shares	`StockIssuedDuringPeriodSharesStockOptionsExercised`	113,000.00	shares	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.06M	USD	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$2.06M	USD	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$3.96M	USD	1 Quarter
ADTRAN Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$3.96M	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedeemableNonControllingInterestEquityRedemptionValues`	$1.00K	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedeemableNonControllingInterestEquityRedemptionValues`	$1.00K	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedeemableNonControllingInterestEquityRedemptionValues`	$-3.00K	USD	1 Quarter
Redemption of redeemable non-controlling interest	`RedeemableNonControllingInterestEquityRedemptionValues`	$-3.00K	USD	1 Quarter
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$605.26M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$605.26M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$138.89M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$138.89M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$260.85M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$260.85M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$126.95M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$126.95M	USD	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	79.12M	shares	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	79.12M	shares	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	79.48M	shares	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	79.48M	shares	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	79.97M	shares	Point-in-time
Ending Balance, Shares	`CommonStockSharesIssued`	79.97M	shares	Point-in-time

Comprehensive Income 28 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$-328.24M	USD	1 Quarter
Net loss	`ProfitLoss`	$-328.24M	USD	1 Quarter
Net loss	`ProfitLoss`	$-8.95M	USD	1 Quarter
Net loss	`ProfitLoss`	$-8.95M	USD	1 Quarter
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$60.00K	USD	1 Quarter
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$60.00K	USD	1 Quarter
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-131.00K	USD	1 Quarter
Defined benefit plan adjustments	`OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax`	$-131.00K	USD	1 Quarter
Foreign currency translation gain (loss)	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$20.25M	USD	1 Quarter
Foreign currency translation gain (loss)	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$20.25M	USD	1 Quarter
Foreign currency translation gain (loss)	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-17.77M	USD	1 Quarter
Foreign currency translation gain (loss)	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-17.77M	USD	1 Quarter
Other Comprehensive Income (Loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$20.38M	USD	1 Quarter
Other Comprehensive Income (Loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$20.38M	USD	1 Quarter
Other Comprehensive Income (Loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-17.83M	USD	1 Quarter
Other Comprehensive Income (Loss), net of tax	`OtherComprehensiveIncomeLossNetOfTax`	$-17.83M	USD	1 Quarter
Comprehensive Income (Loss), net of tax	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$11.43M	USD	1 Quarter
Comprehensive Income (Loss), net of tax	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$11.43M	USD	1 Quarter
Comprehensive Income (Loss), net of tax	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-346.07M	USD	1 Quarter
Comprehensive Income (Loss), net of tax	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-346.07M	USD	1 Quarter
Less: Comprehensive Income attributable to non-controlling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$2.53M	USD	1 Quarter
Less: Comprehensive Income attributable to non-controlling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$2.53M	USD	1 Quarter
Less: Comprehensive Income attributable to non-controlling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$2.32M	USD	1 Quarter
Less: Comprehensive Income attributable to non-controlling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$2.32M	USD	1 Quarter
Comprehensive Income (Loss) attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$9.11M	USD	1 Quarter
Comprehensive Income (Loss) attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$9.11M	USD	1 Quarter
Comprehensive Income (Loss) attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$-348.60M	USD	1 Quarter
Comprehensive Income (Loss) attributable to ADTRAN Holdings, Inc., net of tax	`ComprehensiveIncomeNetOfTax`	$-348.60M	USD	1 Quarter

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