Business Acquisition [Axis] Business Acquisition [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Schedule of Cash and Cash Equivalents Schedule of Cash and Cash Equivalents [Table Text Block] Foreign Currency Foreign Currency Transactions and Translations Policy [Policy Text Block] Provision for credit losses and service credits Accounts Receivable, Credit Loss Expense (Reversal) Deferred tax assets Deferred Income Tax Assets, Net Debt obligations Long-Term Debt, Gross Entity Address, Postal Zip Code Entity Address, Postal Zip Code Term Loan, related party Notes Payable, Related Parties, Noncurrent Debt Instrument [Axis] Debt Instrument [Axis] Maximum revolver amount Line of Credit Facility, Maximum Borrowing Capacity Income Tax Disclosure [Abstract] Contract liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue Additional paid-in capital Additional Paid in Capital Fair Value Measurement [Domain] Fair Value Measurement [Domain] Interest rate (as a percent) Debt Instrument, Basis Spread on Variable Rate Statistical Measurement [Domain] Statistical Measurement [Domain] Proceeds from issuance of debt Proceeds from Issuance of Debt Exercise of stock options (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Contingent Liabilities Legal Matters and Contingencies [Text Block] Expected future employer contribution, current fiscal year Defined Benefit Plan, Expected Future Employer Contributions, Current Fiscal Year Print Print [Member] Print Net periodic pension cost (benefit) Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Repayment of debt Repayments of Debt Other Other Noncash Income (Expense) Additions Accounts Receivable And Contract With Customer, Credit Loss Expense (Reversal) Accounts Receivable And Contract With Customer, Credit Loss Expense (Reversal) Net income Net income Net Income (Loss) Attributable to Parent Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Amount of antidilutive securities not included in calculation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Cumulative Effect, Period of Adoption [Axis] Cumulative Effect, Period of Adoption [Axis] Debt instrument, covenant, remaining borrowing capacity required for U.S excess availability, minimum Debt Instrument, Covenant, Remaining Borrowing Capacity Required For United States Availability, Minimum Debt Instrument, Covenant, Remaining Borrowing Capacity Required For United States Availability, Minimum Reconciliation of Earnings Before Interest, Tax, Depreciation, and Amortization from Segments to Consolidated Reconciliation Of Earnings Before Interest, Tax, Depreciation, And Amortization From Segments To Consolidated [Table Text Block] Reconciliation Of Earnings Before Interest, Tax, Depreciation, And Amortization From Segments To Consolidated Equity Component [Domain] Equity Component [Domain] Payments of term loan, related party Repayments of Related Party Debt Payments of financing costs Payments of Financing Costs Related Party [Domain] Related Party [Domain] Treasury stock - 26,685,542 shares at September 30, 2022 and December 31, 2021 Treasury Stock, Common, Value Supplemental Information Supplemental Cash Flow Information [Abstract] PSUs Phantom Share Units (PSUs) [Member] Number of operating segments Number of Operating Segments Unrecognized stock based compensation expense Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Goodwill [Line Items] Goodwill [Line Items] Total long-term liabilities Liabilities, Noncurrent Statement of Cash Flows [Abstract] Principal value for line of credit Long-Term Line of Credit Entity Address, State or Province Entity Address, State or Province Fair Value, Inputs, Level 1 Fair Value, Inputs, Level 1 [Member] ESPP Employee Stock [Member] Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Award Type [Axis] Award Type [Axis] Deductions Accounts Receivable And Contract With Customer, Allowance For Credit Loss, Writeoff Accounts Receivable And Contract With Customer, Allowance For Credit Loss, Writeoff Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Business combination, pro forma revenue, actual Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Other components of net periodic pension (cost) benefit Other components of net periodic pension cost (benefit) Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Accounts receivable and other current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables Fixed assets and capitalized software Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Total long-term debt obligations Long-Term Debt, Excluding Current Maturities Geographical [Axis] Geographical [Axis] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Cash Flows from Investing Activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash and cash equivalents Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Document Type Document Type Shares held in escrow (in shares) Business Combination, Indemnification Assets, Shares Held in Escrow Business Combination, Indemnification Assets, Shares Held in Escrow Reserve in connection with disallowance Income Tax Examination, Reserve For Disallowance Of Tax Credit Income Tax Examination, Reserve For Disallowance Of Tax Credit Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Weighted average fair value (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Segments [Axis] Segments [Axis] Current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets Debt Obligations Debt Disclosure [Text Block] Product and Service [Domain] Product and Service [Domain] Entity Shell Company Entity Shell Company Bargain purchase gain Business Combination, Bargain Purchase, Gain Business Combination, Bargain Purchase, Gain Trademarks and domain names Marketing-Related Intangible Assets [Member] Affiliated Entity Affiliated Entity [Member] Document Period End Date Document Period End Date Total identifiable net assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Total assets Assets Debt Instrument Debt Disclosure [Abstract] Net income per common share: Earnings Per Share [Abstract] Income Statement Location [Axis] Income Statement Location [Axis] Contribution costs Defined Benefit Plan, Plan Assets, Contributions by Employer Antidilutive Securities [Axis] Antidilutive Securities [Axis] PSUs Performance Shares [Member] Accrued liabilities Accrued liabilities Accrued Liabilities, Current Current portion of long-term debt Current portion of Term Loan Long-Term Debt, Current Maturities Weighted average exercise price of options exercised during period (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Term Loan, net Long-Term Debt, Fair Value Interest expense Interest expense Interest Expense, Debt Accrued salaries and related expenses Employee-related Liabilities, Current Line of Credit Line of Credit [Member] Stockholders' equity Stockholders' Equity Attributable to Parent [Abstract] Prepaid expenses Prepaid Expense and Other Assets, Current Income before income tax expense Income before income tax expense Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Segments [Domain] Segments [Domain] Deferred income taxes Deferred Income Taxes and Tax Credits Cumulative Effect, Period of Adoption [Domain] Cumulative Effect, Period of Adoption [Domain] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Earnings per Share Earnings Per Share [Text Block] Interest cost Defined Benefit Plan, Interest Cost Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block] Award Type [Domain] Award Type [Domain] Number of shares of common stock to be issued for upon exercise of warrants (in shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Share-based payment arrangement, period for recognition Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Amount to be paid before allowance of tax credit Income Tax Examination, Amount To Be Paid Before Allowance Of Tax Credit Income Tax Examination, Amount To Be Paid Before Allowance Of Tax Credit Schedule of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Taxes receivable Income Taxes Receivable, Current Paid consideration Payments to Acquire Businesses, Gross Gross profit Segment Gross Profit Gross Profit Entity Registrant Name Entity Registrant Name Nonqualified Plan Nonqualified Plan [Member] ABL Facility Long-Term Line of Credit, Noncurrent Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] Other Other Income (Loss) Other Income (Loss) Effects of foreign currency translation Goodwill, Foreign Currency Translation Gain (Loss) Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Measured on Recurring Basis, Gain (Loss) Included in Earnings [Table] Accumulated Foreign Currency Translation Adjustment Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Debt instrument, covenant, leverage ratio to EBITDA, maximum Debt Instrument, Covenant, Leverage Ratio to EBITDA, Maximum Debt Instrument, Covenant, Leverage Ratio to EBITDA, Maximum Client relationships Customer Relationships [Member] Entity Address, City or Town Entity Address, City or Town Pensions Retirement Benefits [Text Block] Operating expenses: Operating Expenses [Abstract] Asset Class [Domain] Asset Class [Domain] Minimum Minimum [Member] Restructuring and integration expenses Restructuring Charges And Integration Expenses Restructuring Charges And Integration Expenses Statement of Financial Position [Abstract] Entity Emerging Growth Company Entity Emerging Growth Company Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Debt issuance costs Debt Issuance Costs, Net Commitments and Contingencies Disclosure [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Treasury Stock Treasury Stock, Common [Member] Pension Plan Pension Plan [Member] Fair Value Measurements Fair Value Disclosures [Text Block] Trading Symbol Trading Symbol Entity File Number Entity File Number Beginning balance Ending balance Accounts Receivable and Contract with Customer, Allowance for Credit Loss Accounts Receivable and Contract with Customer, Allowance for Credit Loss Transaction costs Business Acquisition, Transaction Costs Treasury stock (in shares) Beginning balance, treasury stock (in shares) Ending balance, treasury stock (in shares) Treasury Stock, Common, Shares Number of petitions filed Number Of Petitions Filed Number Of Petitions Filed Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Interest payable, current Interest Payable, Current Allowance for Credit Losses Allowance for Credit Losses [Text Block] Restricted cash, included in Other current assets Restricted Cash and Cash Equivalents RSUs Restricted Stock Units (RSUs) [Member] Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Use of Estimates Use of Estimates, Policy [Policy Text Block] Acquisitions Business Combination Disclosure [Text Block] Accrued liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accrued Liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accrued Liabilities London Interbank Offered Rate London Interbank Offered Rate (LIBOR) [Member] Total net assets acquired Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net Net income Business Acquisition, Pro Forma Net Income (Loss) Accounts payable and accrued liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Income Taxes Income Tax Disclosure [Text Block] Credit Facility [Domain] Credit Facility [Domain] Amortization expense Amortization of Intangible Assets Warrant, exercise price (in dollars per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Schedule of Goodwill Schedule of Goodwill [Table Text Block] Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activities Basic (in dollars per share) Basic net income per share (in dollars per share) Earnings Per Share, Basic Proceeds from exercises of stock options and stock warrants Proceeds from Stock Options and Warrants Exercised Proceeds from Stock Options and Warrants Exercised Requisite service period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Requisite Service Period Accounts payable assumed in business acquisition Accounts payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable Sales and marketing Selling and Marketing Expense Total stockholders' equity Beginning balance Ending balance Stockholders' Equity Attributable to Parent New York State Division of Taxation and Finance New York State Division of Taxation and Finance [Member] International Marketing Services International Marketing Services [Member] International Marketing Services Entity Interactive Data Current Entity Interactive Data Current Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization New Term Loan New Term Loan [Member] New Term Loan Changes in working capital items, excluding acquisitions: Increase (Decrease) in Operating Capital [Abstract] 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Three Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Accumulated (Deficit) Retained Earnings [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Number of cases consolidated by court Number Of Cases Consolidated By Court Number Of Cases Consolidated By Court Common Stock Common Stock [Member] Foreign currency translation adjustment, net of tax expense of $7.8 million and $2.9 million, respectively OCI, before Reclassifications, Net of Tax, Attributable to Parent Term Loan, net Senior Notes, Noncurrent Number of reportable segments Number of Reportable Segments Statement [Table] Statement [Table] Document Quarterly Report Document Quarterly Report Current assets Assets, Current [Abstract] Penalties and interest expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Statistical Measurement [Axis] Statistical Measurement [Axis] Accumulated deficit Retained Earnings (Accumulated Deficit) Settlement loss (gain) Gain (loss) due to settlement Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement Accounts receivable, net of allowance of $13,142 in 2022 and $17,387 in 2021 Accounts Receivable, after Allowance for Credit Loss, Current Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Equity Components [Axis] Equity Components [Axis] Trademarks Trademarks [Member] Litigation Case [Domain] Litigation Case [Domain] Business Acquisition, Pro Forma Information Business Acquisition, Pro Forma Information [Table Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Thryv Australia Thryv Australia [Member] Thryv Australia Cash Flows from Operating Activities Net Cash Provided by (Used in) Operating Activities [Abstract] Statement [Line Items] Statement [Line Items] SaaS Software as a Service Segment U.S [Member] Software as a Service Segment U.S Equity instruments other than options, nonvested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Variable Rate [Domain] Variable Rate [Domain] Gross Finite-Lived Intangible Assets, Gross Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Loss Contingencies [Table] Loss Contingencies [Table] Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] Changes in Accumulated Other Comprehensive Income (Loss) Comprehensive Income (Loss) Note [Text Block] Additions to fixed assets and capitalized software Payments to Acquire Productive Assets Document Transition Report Document Transition Report Local Phone Number Local Phone Number Acquisitions Accounts Receivable and Contract with Customer, Allowance for Credit Loss, Increase Due to Acquisition Accounts Receivable and Contract with Customer, Allowance for Credit Loss, Increase Due to Acquisition Patented technologies Patented Technology [Member] Operating income Operating Income (Loss) Recently Adopted Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Current borrowing capacity Line of Credit Facility, Current Borrowing Capacity Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Common stock, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Weighted-average shares used in computing basic and diluted net income per common share: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Goodwill Beginning balance Ending balance Goodwill Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Income tax expense Income Tax Expense (Benefit) Geographical [Domain] Geographical [Domain] Debt issuance costs, line of credit Debt Issuance Costs, Line of Credit Arrangements, Gross Vivial Vivial [Member] Vivial Deferred tax liabilities Deferred Income Tax Liabilities, Net Debt instrument, covenant, remaining borrowing capacity required, minimum Debt Instrument, Covenant, Remaining Borrowing Capacity Required, Minimum Debt Instrument, Covenant, Remaining Borrowing Capacity Required, Minimum Income Statement [Abstract] Stock options granted during period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Credit Loss [Abstract] Additional Paid-in Capital Additional Paid-in Capital [Member] Document Fiscal Period Focus Document Fiscal Period Focus Basic net income per share: Earnings Per Share, Basic [Abstract] Cost of services Cost of Goods and Services Sold Diluted (in shares) Diluted shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Debt issuance costs, line of credit, balance Debt Issuance Costs, Line of Credit Arrangements, Net Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table] Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Debt instrument, mandatory quarterly amortization payment Debt Instrument, Mandatory Quarterly Amortization Payment Debt Instrument, Mandatory Quarterly Amortization Payment Retirement Plan Tax Status [Axis] Retirement Plan Tax Status [Axis] Accounts Receivable, Allowance for Credit Loss [Roll Forward] Accounts Receivable, Allowance for Credit Loss [Roll Forward] Base Rate Base Rate [Member] Common stock - $0.01 par value, 250,000,000 shares authorized; 61,160,731 shares issued and 34,475,189 shares outstanding at September 30, 2022; and 60,830,853 shares issued and 34,145,311 shares outstanding at December 31, 2021 Common Stock, Value, Issued Carrying Amount Reported Value Measurement [Member] Debt instrument, percent ownership Debt Instrument, Percent of Ownership Debt Instrument, Percent of Ownership Current liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities Ohio Department of Taxation Audit Division Ohio Department of Taxation Audit Division [Member] Ohio Department of Taxation Audit Division Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Cash and cash equivalents and restricted cash, beginning of period Cash and cash equivalents and restricted cash, end of period Total Cash and cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Current liabilities Liabilities, Current [Abstract] Common stock, shares issued (in shares) Common Stock, Shares, Issued Contract liabilities Contract with Customer, Liability, Current (Gain) loss on foreign currency exchange rates Foreign Currency Transaction Gain (Loss), before Tax Retirement Plan Type [Domain] Retirement Plan Type [Domain] Income Statement Location [Domain] Income Statement Location [Domain] Exercise of stock warrants Stock Issued During Period, Value, Warrants Exercised Stock Issued During Period, Value, Warrants Exercised Amendment Flag Amendment Flag Intangible assets, useful life Finite-Lived Intangible Asset, Useful Life Net cash (used in) investing activities Net Cash Provided by (Used in) Investing Activities IRS Internal Revenue Service (IRS) [Member] Weighted average remaining amortization period in years (in years) Finite-Lived Intangible Assets, Remaining Amortization Period Marketing Services Marketing Services Segment U.S [Member] Marketing Services Segment U.S Proceeds from ABL Facility Proceeds from Long-Term Lines of Credit Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Litigation Case [Axis] Litigation Case [Axis] Thryv Australia Acquisition Goodwill, Acquired During Period Loss on termination of leaseback obligations Sale and Leaseback Transaction, Gain (Loss), Net Revenue Business Acquisition, Pro Forma Revenue Accrued severance Restructuring Reserve, Current Gain (loss) on indemnification asset Non-cash (gain) from remeasurement of indemnification asset Gain (Loss) On Remeasurement Of Indemnification Asset Gain (Loss) On Remeasurement Of Indemnification Asset Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Entity Current Reporting Status Entity Current Reporting Status Goodwill and Intangible Assets Disclosure [Abstract] Other current liabilities Other Liabilities, Current Deferred tax liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Other assets Other Assets, Noncurrent Thryv U.S. Thryv U.S. [Member] Thryv U.S. Qualified Plan Qualified Plan [Member] Research and Development Tax Case Research And Development Tax Case [Member] Research And Development Tax Case Line of credit facility, unused capacity, commitment fee percentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Proceeds from Term Loan Proceeds from Issuance of Senior Long-Term Debt Accrued service credits Accrued Service Credits, Current Accrued Service Credits, Current Schedule of Recognized Identified Assets Acquired and Liabilities Assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Unamortized original issue discount and debt issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Fixed and intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations Fixed assets and capitalized software, net Property, Plant and Equipment, Net Schedule of Finite-Lived Intangible Assets, Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Stock options Share-Based Payment Arrangement, Option [Member] Sales and marketing Selling and Marketing Expense [Member] Accounts receivable, allowance for credit loss Accounts Receivable, Allowance for Credit Loss, Current Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Total debt obligations Long-Term Debt Other income (expense) Other Nonoperating Income (Expense) Description of Business and Summary of Significant Accounting Policies Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Pandemic credit Revenue From Contract with Customer, Excluding Assessed Tax, COVID-19 Credits Revenue From Contract with Customer, Excluding Assessed Tax, COVID-19 Credits Maximum Maximum [Member] Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Total current assets Assets, Current Other income (expense): Nonoperating Income (Expense) And Interest And Debt Expense [Abstract] Nonoperating Income (Expense) And Interest And Debt Expense Accrued taxes Taxes Payable, Current Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Cash paid for income taxes, net Income Taxes Paid, Net Revenue recognized Contract with Customer, Liability, Revenue Recognized Business Acquisition [Line Items] Business Acquisition [Line Items] Entity Small Business Entity Small Business Measurement Basis [Axis] Measurement Basis [Axis] Stock-Based Compensation and Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] ESPP shares issued during period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period Schedule of Net Benefit Costs Schedule of Net Benefit Costs [Table Text Block] Total Finite-Lived Intangible Assets, Net Other current liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other Current portion of unrecognized tax benefits Liability for Uncertainty in Income Taxes, Current Accounts receivable Increase (Decrease) in Accounts Receivable Other components of net periodic pension (benefit) Pension Expense (Reversal of Expense), Noncash Title of 12(b) Security Title of 12(b) Security Total operating expenses Costs and Expenses Payables and Accruals [Abstract] Value of escrowed stock Business Combination, Indemnification Assets, Amount as of Acquisition Date Debt Instrument [Line Items] Debt Instrument [Line Items] Business Combination and Asset Acquisition [Abstract] Number of warrants exercised during period (in shares) Class of Warrant or Right, Number of Warrants Exercised During Period Class of Warrant or Right, Number of Warrants Exercised During Period Segment Information Segment Reporting Disclosure [Text Block] 2024 Finite-Lived Intangible Asset, Expected Amortization, Year Two Segment Adjusted EBITDA Total Segment Adjusted EBITDA Earnings Before Interest, Taxes, Depreciation, And Amortization Earnings Before Interest, Taxes, Depreciation, And Amortization Liabilities and Stockholders' Equity Liabilities and Equity [Abstract] Fair Value Estimate of Fair Value Measurement [Member] Foreign currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Segment Reporting, Revenue Reconciling Item [Line Items] Segment Reporting, Revenue Reconciling Item [Line Items] Working capital adjustment Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred Accounts payable Accounts Payable, Current Term loan, original issue discount Debt Instrument, Unamortized Discount Income Tax Authority, Name [Axis] Income Tax Authority, Name [Axis] Write off of deferred debt issuance costs Write off of Deferred Debt Issuance Cost Pension obligations, net Liability, Defined Benefit Pension Plan, Noncurrent Stock warrants Warrant [Member] Entity Filer Category Entity Filer Category Basic (in shares) Weighted-average common shares outstanding during period (in shares) Basic shares outstanding during the period (in shares) Weighted Average Number of Shares Outstanding, Basic Stock-based compensation expense Share-Based Payment Arrangement, Expense Commitments and contingencies (see Note 13) Commitments and Contingencies Contract with customer, asset, allowance for credit loss Contract with Customer, Asset, Allowance for Credit Loss, Current Security Exchange Name Security Exchange Name Interest expense, related party Interest expense, related party Interest Expense, Related Party Senior Term Loan Senior Term Loan Senior Term Loan [Member] Senior Term Loan Other liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other General and administrative General and Administrative Expense [Member] Revenue Revenue from Contract with Customer, Excluding Assessed Tax Cover [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Contract with customer, asset, allowance for credit loss (less than) Contract with Customer, Asset, Allowance for Credit Loss Accounts receivable, allowance for credit loss Accounts Receivable, Allowance for Credit Loss Share-based Payment Arrangement, Cost by Plan Share-Based Payment Arrangement, Cost by Plan [Table Text Block] Revenue Recognition Revenue from Contract with Customer [Text Block] Segment Reporting [Abstract] Contract assets Increase (Decrease) in Contract with Customer, Asset Change in bargain purchase gain Business Combination, Bargain Purchase, Change In Gain Recognized Business Combination, Bargain Purchase, Change In Gain Recognized Sales and excise tax payable Sales and Excise Tax Payable Remeasurement loss (gain) Remeasurement gain (loss) Defined Benefit Plan, Amortization of Gain (Loss) Total liabilities and stockholders' equity Liabilities and Equity Amortization of debt issuance costs Amortization of Debt Issuance Costs Related Party [Axis] Related Party [Axis] Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Goodwill [Roll Forward] Goodwill [Roll Forward] Payments of ABL Facility Repayments of Long-Term Lines of Credit Plus: Common stock equivalents associated with liability-based stock option awards (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Diluted net income per share: Earnings Per Share, Diluted [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Acquisition of a business, net of cash acquired Acquisition of a business, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Current Fiscal Year End Date Current Fiscal Year End Date Accrued Liabilities Accounts Payable and Accrued Liabilities Disclosure [Text Block] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Other assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Diluted (in dollars per share) Diluted net income per share (in dollars per share) Earnings Per Share, Diluted Proceeds from the sale of fixed assets Proceeds from Sale of Property, Plant, and Equipment Award vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Stock compensation expense APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Reconciliation of Revenue from Segments to Consolidated [Table] Reconciliation of Revenue from Segments to Consolidated [Table] Total current liabilities Liabilities, Current Other current assets Other Assets, Current Unrecognized tax benefits Unrecognized Tax Benefits Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Cumulative Effect, Period of Adoption, Adjustment Cumulative Effect, Period of Adoption, Adjustment [Member] Accounts Receivable, Allowance for Credit Loss Accounts Receivable, Allowance for Credit Loss [Table Text Block] Bargain purchase gain Bargain purchase gain (loss) Business Combination, Bargain Purchase, Gain Recognized, Amount Entity Address, Address Line One Entity Address, Address Line One Other Proceeds from (Payments for) Other Financing Activities Product and Service [Axis] Product and Service [Axis] Expected return on assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Deferred tax assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets Fair Value Disclosures [Abstract] Interest expense Interest Expense Credit Facility [Axis] Credit Facility [Axis] Retirement Plan Type [Axis] Retirement Plan Type [Axis] Schedule of Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] Retirement Plan Tax Status [Domain] Retirement Plan Tax Status [Domain] Schedule of Long-term Debt Instruments Schedule of Long-Term Debt Instruments [Table Text Block] Equity [Abstract] Equity [Abstract] Indemnification Asset Indemnification Asset [Member] Indemnification Asset YP Acquisition YP Holdings, Inc [Member] YP Holdings, Inc Entity Tax Identification Number Entity Tax Identification Number Unamortized debt issuance expense Unamortized Debt Issuance Expense Transaction costs Transaction Costs Transaction Costs Income Tax Authority, Name [Domain] Income Tax Authority, Name [Domain] Number of shares expected to be returned by the seller (in shares) Business Combination, Indemnification Assets, Shares Expected To Be Returned Business Combination, Indemnification Assets, Shares Expected To Be Returned Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Revenue from Contract with Customer [Abstract] 2022 Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Contract assets, net of allowance of $42 in 2022 and $88 in 2021 Contract with Customer, Asset, after Allowance for Credit Loss, Current Covenants not to compete Noncompete Agreements [Member] Increase in cash and cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Adjustment in indirect tax expense credit Business Combination, Adjustment In Indirect Tax Expense Credit Business Combination, Adjustment In Indirect Tax Expense Credit Exercise of stock warrants (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Warrants, Exercises in Period Share-based Compensation Arrangement by Share-based Payment Award, Warrants, Exercises in Period Entity Central Index Key Entity Central Index Key Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Total purchase consideration, as allocated below: Business Combination, Consideration Transferred Number of shares entitled with each PSU (in shares) Common Stock, Number Of Shares Entitled Per PSU Common Stock, Number Of Shares Entitled Per PSU Accrued expenses Other Accrued Liabilities, Current Marketing Services Thryv International Thryv International [Member] Thryv International ABL Facility ABL Facility [Member] ABL Facility City Area Code City Area Code Assets Assets [Abstract] General and administrative General and Administrative Expense Term loan, debt issuance costs Debt Issuance Costs, Noncurrent, Net Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Retirement Benefits [Abstract] Statement of Stockholders' Equity [Abstract] Fair value of indemnification asset Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Cash Flows from Financing Activities Net Cash Provided by (Used in) Financing Activities [Abstract] Asset Class [Axis] Asset Class [Axis] Stock-based compensation expense Share-Based Payment Arrangement, Noncash Expense Variable Rate [Axis] Variable Rate [Axis] Payments of term loan Repayments of Senior Debt Warrants outstanding (in shares) Class of Warrant or Right, Outstanding Other liabilities Other Liabilities, Noncurrent Digital Digital [Member] Digital Other liabilities Increase (Decrease) in Other Operating Liabilities Impairment charges Asset Impairment Charges Section 199 Tax Case Section 199 Tax Case [Member] Section 199 Tax Case 2023 Finite-Lived Intangible Asset, Expected Amortization, Year One Schedule of Earnings Per Share, Basic and Diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Indemnification asset Indemnification Asset, Current Indemnification Asset, Current International SaaS International SaaS [Member] International SaaS Foreign currency translation adjustment, tax Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Proceeds from Term Loan, related party Proceeds from Related Party Debt Cost of services Cost of Sales [Member]