Trade name Trade Names [Member] Wave payment processing receivables Wave Payment Processing Receivables [Member] Wave Payment Processing Receivables [Member] Accrued additions to property and equipment Accrued Additions to Property and Equipment Accrued Additions to Property and Equipment LITIGATION AND OTHER RELATED CONTINGENCIES Legal Matters and Contingencies [Text Block] Disposals and foreign currency changes, net Goodwill Disposals and Other Goodwill disposals and other Senior Notes Senior Notes [Member] Total current assets Assets, Current Aggregate principal amount Line of Credit Facility, Maximum Borrowing Capacity Changes in assets and liabilities, net of acquisitions: Increase (Decrease) in Operating Capital [Abstract] Contingent business acquisition obligations Business Combination, Contingent Consideration, Liability Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] SUPPLEMENTARY CASH FLOW DATA: Supplemental Cash Flow Information [Abstract] Remaining performance obligation, expected timing of satisfaction, period Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Litigation Case Type [Domain] Litigation Case [Domain] Other income (expense), net Other Nonoperating Income (Expense) Entity Filer Category Entity Filer Category Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Allowance Financing Receivable, Allowance for Credit Loss Swingline Loans Swingline Credit Facility [Member] Swingline Credit Facility [Member] Statement [Table] Statement [Table] Current Fiscal Year End Date Current Fiscal Year End Date Revolving credit facility Revolving Credit Facility [Member] GOODWILL AND INTANGIBLE ASSETS Goodwill and Intangible Assets Disclosure [Text Block] Effects of exchange rate changes on cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations Unrecognized tax benefits Unrecognized Tax Benefits Estimated amortization, 2022 Finite-Lived Intangible Assets, Amortization Expense, Next Rolling 12 Months COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] Other Other Receivables [Member] Other Receivables [Member] Schedule of Goodwill Schedule of Goodwill [Table Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Net cash used in operating activities Net Cash Provided by (Used in) Operating Activities Senior Notes, 3.875%, due August 2030 2030 Senior Notes [Member] 2030 Senior Notes [Member] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] INCOME TAXES Income Tax Disclosure [Text Block] Depreciation and amortization Depreciation, Depletion and Amortization Emerald Card® and SpruceSM Fees from Emerald Card [Member] Fees from Emerald Card [Member] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Interest rate Debt Instrument, Interest Rate, Stated Percentage H&R Block's Instant Refund® receivables H&R Block's Instant Refund® receivables H&R Block Instant Refund [Member] H&R Block Instant Refund [Member] Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Accumulated impairment losses, beginning balance Accumulated impairment losses, ending balance Goodwill, Impaired, Accumulated Impairment Loss Discontinued Operation, Tax Effect of Discontinued Operation Discontinued Operation, Tax Effect of Discontinued Operation Total stockholders' equity (deficiency) Beginning Balances, Value Ending Balances, Value Equity, Attributable to Parent Business Acquisition [Line Items] Business Acquisition [Line Items] Net balance Financing Receivable, after Allowance for Credit Loss Impairments Goodwill, Impairment Loss Less treasury shares, at cost, of 31,396,591 and 32,785,658 Treasury Stock, Value Receivables, less allowance for credit losses of $18,579 and $55,502 Short-term Accounts Receivable, after Allowance for Credit Loss, Current Goodwill [Roll Forward] Goodwill [Roll Forward] Amounts recognized on previous deferrals Contract with Customer, Liability, Revenue Recognized Royalties Royalties [Member] Royalties [Member] Receivable Type [Domain] Receivable [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Change in foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Treasury stock, shares (in shares) Treasury Stock, Common, Shares Long-Term Debt and Lease Obligation Long-Term Debt and Lease Obligation Loss from continuing operations before income tax benefit Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Litigation Case [Axis] Litigation Case [Axis] Trading Symbol Trading Symbol Noncompete agreements Noncompete Agreements Noncompete Agreements [Member] Minimum interest coverage ratio Debt Instrument, Covenant, Interest Coverage Ratio Debt Instrument, Covenant, Interest Coverage Ratio Estimated fair value of long-term debt Long-Term Debt, Fair Value NET LOSS Net loss Net Income (Loss) Total current liabilities Liabilities, Current Entity Emerging Growth Company Entity Emerging Growth Company Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Remaining franchise equity lines of credit-undrawn commitment Remaining Obligation For Unfunded Letter Of Credit Remaining obligation for unfunded letter of credit. Intangible assets, net Intangible Assets, Net (Excluding Goodwill) International International [Member] International [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Year Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Year Beginning Balances, (in shares) Ending Balances, (in shares) Shares, Issued LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity [Abstract] Emerald Advance Lines of Credit Write Offs Emerald Advance Lines of Credit Write Offs [Member] Emerald Advance Lines of Credit Write Offs Lines of credit, total obligation Obligation For Unfunded Letter Of Credit Obligation for unfunded letter of credit Emerald Advance Line of Credit Originated in FY23 Emerald Advance Line of Credit Originated in FY23 [Member] Emerald Advance Line of Credit Originated in FY23 Accounts, Notes, Loans and Financing Receivable, Unclassified [Abstract] Accounts, Notes, Loans and Financing Receivable, Unclassified [Abstract] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] STOCKHOLDERS' EQUITY: Equity, Attributable to Parent [Abstract] Purchased technology Purchased Technology [Member] Purchased Technology [Member] Contract with Customer, Liability Contract with Customer, Liability Deferred revenue Contract with Customer, Liability Gross unrecognized tax benefits increase (decrease) Unrecognized Tax Benefits, Period Increase (Decrease) Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Document Fiscal Period Focus Document Fiscal Period Focus Computations of Basic And Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Nonvested units granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Weighted-Average Life (in years) Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Maximum annual debt-to-EBITDA ratio Debt Instrument, Covenant, Annual Debt To EBITDA Ratio Debt Instrument, Covenant, Annual Debt To EBITDA Ratio Tax Identity Shield® TIS Tax Identity Shield [Member] Tax Identity Shield [Member] Other Commitments [Table] Other Commitments [Table] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] Common Stock Common Stock [Member] Maximum borrowing capacity Line of Credit Facility, Current Borrowing Capacity City Area Code City Area Code Entity Address, Postal Zip Code Entity Address, Postal Zip Code Provision for credit losses Provision For Bad Debts And Loan Losses Provision for bad debts and loan losses. EARNINGS PER SHARE AND STOCKHOLDERS' EQUITY Earnings Per Share [Text Block] Product and Service [Axis] Product and Service [Axis] Goodwill Goodwill, beginning balance Goodwill, ending balance Goodwill Royalty, product and other revenues Royalty [Member] Equity Components [Axis] Equity Components [Axis] Eligibility period prior to filing complaint Loss Contingency, Eligibility, Prior to Lawsuit Filing Date Loss Contingency, Eligibility, Prior to Lawsuit Filing Date Document Fiscal Year Focus Document Fiscal Year Focus Free File Litigation Free File Litigation [Member] Free File Litigation [Member] Entity Small Business Entity Small Business Estimated amortization, 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Four Internally-developed software Software and Software Development Costs [Member] Local Phone Number Local Phone Number Schedule of Activity in Allowance For Credit Losses Schedule of Activity in the Allowance for Doubtful Accounts [Table Text Block] Schedule of Activity in the Allowance for Doubtful Accounts [Table Text Block] Receivables Increase (Decrease) in Accounts Receivable Property and equipment, at cost, less accumulated depreciation and amortization of $872,950 and $846,177 Property, Plant and Equipment, Net Long-term Accounts Receivable, after Allowance for Credit Loss, Noncurrent Schedule of Acquired Finite-Lived Intangible Assets by Major Class Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block] Customer advance, outstanding amount Customer Advance, Line Of Credit, Outstanding Amount Customer Advance, Line Of Credit, Outstanding Amount Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Dividends declared per share (in usd per share) Cash dividends declared per share (in usd per share) Common Stock, Dividends, Per Share, Cash Paid Franchisee and competitor businesses Franchisee and Competitor Businesses [Member] Franchisee and Competitor Businesses [Member] Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Cash dividends declared - $0.32 per share Dividends, Common Stock, Cash ASSETS Assets [Abstract] Operating lease liabilities Operating Lease, Liability, Noncurrent Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Cash and cash equivalents - restricted Restricted Cash and Cash Equivalents, Current Non-Accrual Financing Receivable, Nonaccrual Senior Notes, 5.250%, due October 2025 Senior Notes due 2025 [Member] Senior Notes due 2025 [Member] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] LIABILITIES: Liabilities [Abstract] Income taxes paid (received), net Income Taxes Paid, Net Net loss from discontinued operations, net of tax benefits of $191, $812, $373 and $1,128 Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Reacquired franchise rights Reacquired Franchise Rights Reacquired Franchise Rights [Member] Reacquired Franchise Rights [Member] COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Diluted Income (Loss) from Continuing Operations, Per Diluted Share Other, net Payments for (Proceeds from) Other Investing Activities Line of Credit Facility [Table] Line of Credit Facility [Table] Amounts allocated to participating securities Undistributed Earnings (Loss) Allocated to Participating Securities, Basic Components of Long-Term Debt Schedule of Long-Term Debt Instruments [Table Text Block] Retained Earnings (Deficit) Retained Earnings [Member] Current portion of long-term debt Long-term Debt, Current Maturities Long-Term Debt, Current Maturities Debt issuance costs and discounts Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Total liabilities and stockholders' equity Liabilities and Equity Other noncurrent assets Other Assets, Noncurrent Potential dilutive shares (in shares) Weighted Average Number of Shares Outstanding, Diluted, Adjustment Operating lease right of use assets Operating Lease, Right-of-Use Asset Consolidated Earnings Per Share, Basic Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Accounting Policies [Abstract] Accounting Policies [Abstract] Senior Notes, 2.500%, due July 2028 Senior Notes Due 2028 [Member] Senior Notes Due 2028 Accrued income taxes and reserves for uncertain tax positions Accrued Income Taxes, Current All Other All Other Receivables [Member] All Other Receivables [Member] Beginning balance Ending balance Premium Receivable, Allowance for Credit Loss Product and Service [Domain] Product and Service [Domain] Interest expense on borrowings Interest Expense, Debt Entity Address, City or Town Entity Address, City or Town Standby Letters of Credit Standby Letters of Credit [Member] CASH FLOWS FROM INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities [Abstract] Antidilutive securities excluded from computation of earnings per share, amount (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Document Quarterly Report Document Quarterly Report Interest and fee income on Emerald AdvanceSM Interest and Fee Income on Emerald Advance [Member] Interest and Fee Income on Emerald Advance [Member] Unrecognized compensation costs, nonvested shares and units Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Document Transition Report Document Transition Report Amount Finite-Lived Intangible Assets Acquired Goodwill [Line Items] Goodwill [Line Items] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] New operating right of use assets and related lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Allowance for Doubtful Accounts [Roll Forward] Accounts Receivable, Allowance for Credit Loss [Roll Forward] Goodwill and Intangible Assets [Line Items] Goodwill and Intangible Assets [Line Items] Goodwill and Intangible Assets Disclosure [Line Items] Management Estimates Use of Estimates, Policy [Policy Text Block] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Deferred tax assets and income taxes receivable Deferred Income Tax Assets And Income Taxes Receivable, Net Deferred Income Tax Assets And Income Taxes Receivable, Net Peace of Mind® Extended Service Plan POM Peace of Mind Revenues [Member] Peace of Mind Revenues [Member] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Emerald Advance Revolving Loans Emerald Advance Revolving Loans [Member] Emerald Advance Revolving Loans Entity File Number Entity File Number Operating lease liabilities Operating Lease, Liability, Current Receivables for U.S. assisted and DIY tax preparation and related fees Receivables For Tax Preparation And Related Fees [Member] Receivables for Tax Preparation and Related Fees Impaired, non-accrual status term Impaired Non Accrual Status Term Impaired Non Accrual Status Term Amortization Amortization of Intangible Assets Entity Shell Company Entity Shell Company POM maximum per tax return POM Maximum per Tax Return POM Maximum per Tax Return Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Adjustments to reconcile net loss to net cash used in operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Net Finite-Lived Intangible Assets, Net Refund Transfers Refund Transfer Revenues [Member] Refund Transfer Revenues [Member] Income tax receivables, accrued income taxes and income tax reserves Increase (Decrease) in Income Taxes Payable Cash, cash equivalents and restricted cash, beginning of period Cash, cash equivalents and restricted cash, end of period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Deferred Type [Domain] Deferred Type [Domain] [Domain] for Deferred Type [Axis] Accrued dividends payable to common shareholders Dividends Payable Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Wave Wave HQ Inc. [Member] Wave HQ Inc. [Member] Other Commitments [Axis] Other Commitments [Axis] DIY tax preparation DIY Tax Preparation Fees [Member] DIY Tax Preparation Fees [Member] Royalties and other receivables from franchisees Royalties From Franchisees [Member] Royalties from Franchisees [Member] Common stock, shares issued (in shares) Common Stock, Shares, Issued Current deferred revenue Contract with Customer, Liability, Current Security Exchange Name Security Exchange Name Total long-term debt Long-Term Debt Selling, general and administrative Selling, General and Administrative Expense Prior year and before Prior Year Of Origination and Before [Member] Prior Year Of Origination and Before [Member] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax SCC Scc [Member] SCC [Member] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Estimated amortization, 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Three Financing receivable Balance Financing Receivable, before Allowance for Credit Loss Total operating expenses Costs and Expenses Other, net Proceeds from (Payments for) Other Financing Activities Comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Parent Document Type Document Type Deferred Type [Axis] Deferred Type [Axis] Deferred Type [Axis] Acquisitions(1) Goodwill, Acquired During Period Deferred Revenue Deferred Revenue [Member] Deferred Revenue [Member] Maximum quarterly debt-to-EBITDA ratio Debt Instrument, Covenant, Quarterly Debt To EBITDA Ratio Debt Instrument, Covenant, Quarterly Debt To EBITDA Ratio Stock-based awards exercised or vested (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Discontinued operations Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Entity Address, Address Line One Entity Address, Address Line One Acquisition of treasury shares(2) Treasury Stock, Value, Acquired, Cost Method Entity Registrant Name Entity Registrant Name Estimated amortization, 2024 Finite-Lived Intangible Asset, Expected Amortization, Year Two Accounts, Notes, Loans and Financing Receivable by Receivable Type [Axis] Receivable Type [Axis] Loans to franchisees Loans To Franchisees [Member] Loans to Franchisees Deferred revenue, other current and noncurrent liabilities Increase (Decrease) in Other Current Liabilities Principal assets of SCC Net Assets Repurchase of common stock, including shares surrendered Payments for repurchase of common stock, including shares surrendered Payments for repurchase of common stock, including shares surrendered Amounts deferred Contract with Customer, Liability, Amount Deferred Contract with Customer, Liability, Amount Deferred Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Document Period End Date Document Period End Date Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Business Acquisition [Axis] Business Acquisition [Axis] Allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Treasury Stock, Common Treasury Stock, Common [Member] Entity Central Index Key Entity Central Index Key Loss contingency accrual Loss Contingency Accrual Schedule of Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Stock-based compensation Share-Based Payment Arrangement, Expense Deferred revenue and other current liabilities Other Liabilities, Current Gross Carrying Amount Finite-Lived Intangible Assets, Gross Accounts payable, accrued expenses, salaries, wages and payroll taxes Increase (Decrease) in Accounts Payable and Accrued Liabilities Income tax benefit Income Tax Expense (Benefit) Income Statement [Abstract] Income Statement [Abstract] Accounts Receivable, Allowance for Credit Loss, Writeoff Charge-offs, recoveries and other Accounts Receivable, Allowance for Credit Loss, Writeoff OPERATING EXPENSES: Costs and Expenses [Abstract] Title of 12(b) Security Title of 12(b) Security Accrued salaries, wages and payroll taxes Employee-related Liabilities, Current Goodwill before impairment losses, beginning balance Goodwill before impairment losses, ending balance Goodwill, Gross Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Disaggregation of Revenue by Major Service Line Disaggregation of Revenue [Table Text Block] Income taxes receivable Income Taxes Receivable Current year of origination Current Year Of Origination [Member] Current Year Of Origination [Member] Stock-based awards exercised or vested Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Total revenues Revenue from Contract with Customer, Excluding Assessed Tax Entity [Domain] Entity [Domain] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Amendment Flag Amendment Flag Legal Entity [Axis] Legal Entity [Axis] Goodwill and Intangible Assets [Table] Goodwill and Intangible Assets [Table] Goodwill and Intangible Assets [Table] Entity Tax Identification Number Entity Tax Identification Number Other Commitments [Domain] Other Commitments [Domain] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Movement in Deferred Revenue [Roll Forward] Movement in Deferred Revenue [Roll Forward] Payments made for business acquisitions, net of cash acquired Payments made for business acquisitions, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Senior notes Senior Notes Interest paid on borrowings Interest Paid, Excluding Capitalized Interest, Operating Activities Credit Facility [Domain] Credit Facility [Domain] Repurchase and retirement of common shares (in shares) Stock Repurchased and Retired During Period, Shares Entity Interactive Data Current Entity Interactive Data Current Acquisition of treasury shares (in shares) Treasury Stock, Shares, Acquired Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] LONG-TERM DEBT Long-Term Debt [Text Block] Change in tax benefits that are reasonably possible Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Long-term debt and line of credit borrowings Long-Term Debt, Excluding Current Maturities Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Dilutive weighted average common shares (in shares) Weighted Average Number of Shares Outstanding, Diluted Emerald AdvanceSM EAs Emerald Advance Lines Of Credit [Member] Emerald Advance Lines of Credit Deferred Wages Deferred Wages [Member] Deferred Wages [Member] Schedule of Deferred Revenue Related To The Peace of Mind Program Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Retained deficit Retained Earnings (Accumulated Deficit) Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] REVENUE RECOGNITION Revenue from Contract with Customer [Text Block] Capital expenditures Payments to Acquire Property, Plant, and Equipment Deferred taxes Deferred Income Tax Expense (Benefit) Including Discontinued Operations Deferred Income Tax Expense (Benefit) Including Discontinued Operations Additional paid-in capital Additional Paid in Capital, Common Stock Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Additional Paid-in Capital Additional Paid-in Capital [Member] Other Commitments [Line Items] Other Commitments [Line Items] Software receivables from retailers Software Receivable from Retailers [Member] Software Receivable from Retailers [Member] Total assets Assets Entity Address, State or Province Entity Address, State or Province Loss Contingencies [Line Items] Loss Contingencies [Line Items] Cover [Abstract] Cover [Abstract] Franchise agreements Franchise Rights [Member] CASH FLOWS FROM OPERATING ACTIVITIES: Net Cash Provided by (Used in) Operating Activities [Abstract] Continuing operations Income (Loss) from Continuing Operations, Per Basic Share RECEIVABLES Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Estimated amortization, 2023 Finite-Lived Intangible Asset, Expected Amortization, Year One Dividends paid Payments of Dividends Deferred revenue and other noncurrent liabilities Other Liabilities, Noncurrent BASIC AND DILUTED LOSS PER SHARE: Earnings Per Share, Basic [Abstract] Other, net Other Operating Activities, Cash Flow Statement Net loss from continuing operations Net loss from continuing operations attributable to shareholders Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Net decrease in cash and cash equivalents, including restricted balances Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] Common stock, stated value per share (in usd per share) Common Stock, Par or Stated Value Per Share Line Of Credit Facility, Available Increase In Borrowing Capacity Line Of Credit Facility, Available Increase In Borrowing Capacity Line Of Credit Facility, Available Increase In Borrowing Capacity Equity Component [Domain] Equity Component [Domain] Schedule of Short-Term Receivables Schedule of Short-Term Receivables [Table Text Block] Schedule of Short-Term Receivables [Table Text Block] Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Net loss from continuing operations attributable to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument [Line Items] Debt Instrument [Line Items] Basic weighted average common shares (in shares) Weighted Average Number of Shares Outstanding, Basic Repurchase and retirement of common shares Stock Repurchased and Retired During Period, Value Payments from franchisees Proceeds from Collection of Franchise Loans Receivable Proceeds from Collection of Franchise Loans Receivable Entity Current Reporting Status Entity Current Reporting Status Effective tax rate Effective Income Tax Rate Reconciliation, Percent Credit Facility [Axis] Credit Facility [Axis] Deferred tax liabilities and reserves for uncertain tax positions Liability for Uncertainty in Income Taxes, Noncurrent Total liabilities Liabilities Service revenues Service [Member] REVENUES: Revenues [Abstract] Accumulated Other Comprehensive Loss(1) AOCI Attributable to Parent [Member] Prepaid expenses, other current and noncurrent assets Increase (Decrease) in Prepaid Expense and Other Assets Costs of revenues Cost of Revenue Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Standard guarantee accrual amount Standard Guarantee Accrual Amount Standard guarantee accrual amount COMPREHENSIVE LOSS: Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Assisted tax preparation Tax Preparation Fees [Member] Tax Preparation Fees [Member] Repayments of line of credit borrowings Repayments of Long-Term Lines of Credit Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Franchise loans funded Payments For Loans Made To Franchisees Payments For Loans Made To Franchisees Statement [Line Items] Statement [Line Items] Other Other revenue [Member] Other revenue [Member] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Provision for credit losses Premium Receivable, Credit Loss Expense (Reversal) Schedule of Receivables Based On Year of Origination Schedule of Receivables Based on Year of Origination [Table Text Block] Schedule of Receivables Based on Year of Origination [Table Text Block] Long-term Line of Credit Long-Term Line of Credit Customer relationships Customer Relationships Customer Relationships [Member] Earnings Per Share [Abstract] Earnings Per Share [Abstract] Discontinued Operations Interest Expense Allocated to Discontinued Operations, Policy [Policy Text Block] Proceeds from line of credit borrowings Proceeds from Long-Term Lines of Credit Common stock, no par, stated value $0.01 per share, 800,000,000 shares authorized, shares issued of 170,915,771 and 178,935,578 Common Stock, Value, Issued Schedule of Litigation and Related Contingencies [Table] Schedule of Litigation and Related Contingencies [Table] Schedule of Litigation and Related Contingencies [Table]