Statement of Financial Position [Abstract] Allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Common stock, no par value Common Stock, No Par Value Common stock, stated value per share Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Treasury stock, shares Treasury Stock, Shares Other Income and Expenses [Abstract] Components of Other Income (Expense) Schedule of Other Nonoperating Income (Expense) [Table Text Block] Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Senior Notes Senior Notes [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Senior Notes, 4.125%, due October 2020 Senior Notes due 2020 [Member] Senior Notes due 2020 [Member] Senior Notes, 5.500%, due November 2022 Senior Notes due 2022 [Member] Senior Notes due 2022 [Member] Senior Notes, 5.250%, due October 2025 Senior Notes due 2025 [Member] Senior Notes due 2025 [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Interest rate Debt Instrument, Interest Rate, Stated Percentage Senior notes Senior Notes Capital lease obligation Capital Lease Obligations Debt issuance costs and discounts Unamortized Debt Issuance Expense Long-term debt including current portion Long-term Debt and Capital Lease Obligations, Including Current Maturities Less: Current portion Long-term Debt and Capital Lease Obligations, Current Long-term debt excluding current portion Long-term Debt and Capital Lease Obligations Other Income And Other Expenses Other Income and Other Expense Disclosure [Text Block] Income Tax Disclosure [Abstract] Effective tax rate Effective Income Tax Rate Reconciliation, Percent Unrecognized tax benefits Unrecognized Tax Benefits Gross unrecognized tax benefits increase (decrease) Unrecognized Tax Benefits, Period Increase (Decrease) Change in tax benefits that are reasonably possible Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Increase in deferred tax assets Increase (Decrease) in Deferred Income Taxes Revenue from Contract with Customer [Abstract] Revenue Recognition Revenue from Contract with Customer [Text Block] Condensed Financial Information Disclosure [Abstract] Condensed Consolidating Financial Statements Condensed Financial Information of Parent Company Only Disclosure [Text Block] Schedule of Condensed Financial Statements [Table] Condensed Financial Statements [Table] Consolidated Entities [Axis] Consolidated Entities [Axis] Consolidated Entities [Domain] Consolidated Entities [Domain] H&R Block, Inc. (Guarantor) Parent Company [Member] Block Financial (Issuer) Subsidiary Issuer [Member] Other Subsidiaries Subsidiaries [Member] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Reportable entities Reportable Legal Entities [Member] Eliminations Intersegment Eliminations [Member] Condensed Financial Statements, Captions [Line Items] Condensed Financial Statements, Captions [Line Items] Cash & cash equivalents Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents - restricted Restricted Cash and Cash Equivalents, Current Receivables, short-term Accounts Receivable, Net, Current Income taxes receivable Income Taxes Receivable, Current Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current Property and equipment, net Property, Plant and Equipment, Net Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Goodwill Goodwill Deferred tax assets and income taxes receivable Deferred Tax Assets, Net, Noncurrent Investments in subsidiaries Equity Method Investments Amounts due from affiliates Due from Affiliates Other noncurrent assets Other Assets, Noncurrent Total assets Assets Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current Accrued salaries, wages and payroll taxes Employee-related Liabilities, Current Accrued income taxes and reserves for uncertain tax positions Accrued Income Taxes, Current Current portion of long-term debt Debt, Current Deferred revenue and other current liabilities Other Liabilities, Current Total current liabilities Liabilities, Current Long-term debt Long-term Debt, Excluding Current Maturities Deferred tax liabilities and reserves for uncertain tax positions Liability for Uncertainty in Income Taxes, Noncurrent Deferred revenue and other noncurrent liabilities Other Liabilities, Noncurrent Amounts due to affiliates Due to Related Parties Total liabilities Liabilities Stockholders’ equity Stockholders' Equity Attributable to Parent Total liabilities and stockholders' equity Liabilities and Equity Disaggregation of Revenue by Major Service Line Disaggregation of Revenue [Table Text Block] Schedule Of Deferred Revenue Related To The Peace Of Mind Program Contract with Customer, Asset and Liability [Table Text Block] Income Statement [Abstract] Statement [Table] Statement [Table] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Service revenues Service [Member] Royalty, product and other revenues Royalty [Member] Statement [Line Items] Statement [Line Items] REVENUES: Revenues [Abstract] Service revenues Revenue from Contract with Customer, Excluding Assessed Tax OPERATING EXPENSES: Costs and Expenses [Abstract] Costs of revenues Cost of Goods and Services Sold Selling, general and administrative Selling, General and Administrative Expense Total operating expenses Costs and Expenses Other income (expense), net Other Nonoperating Income (Expense) Interest expense on borrowings Interest Expense, Debt Loss from continuing operations before income tax benefit Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Income tax benefit Income Tax Expense (Benefit) Net loss from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Net loss from discontinued operations, net of tax benefits of $1,607, $3,067, $2,769 and $4,672 Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Net loss Net Income (Loss) Attributable to Parent BASIC AND DILUTED LOSS PER SHARE: Earnings Per Share, Basic [Abstract] Continuing operations (in usd per share) Income (Loss) from Continuing Operations, Per Basic Share Discontinued operations (in usd per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Consolidated (in usd per share) Earnings Per Share, Basic DIVIDENDS PAID PER SHARE (in usd per share) Common Stock, Dividends, Per Share, Cash Paid COMPREHENSIVE LOSS: Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Net loss Unrealized gains (losses) on securities, net of taxes Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, after Tax Change in foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Other comprehensive income (loss) Other Comprehensive Income, Other, Net of Tax Comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Parent Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] POM Peace of Mind Revenues [Member] Peace of Mind Revenues [Member] Revenues from Tax Identity Shield® Tax Identity Shield [Member] Tax Identity Shield [Member] Deferred Type [Axis] Deferred Type [Axis] Deferred Type [Axis] Deferred Type [Domain] Deferred Type [Domain] [Domain] for Deferred Type [Axis] Deferred Revenue Deferred Revenue [Member] Deferred Revenue [Member] Deferred Wages Deferred Wages [Member] Deferred Wages [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Contract with Customer, Liability, Current Contract with Customer, Liability, Current Movement in Deferred Revenue [Roll Forward] Movement in Deferred Revenue [Roll Forward] Balance, beginning of the period Contract with Customer, Liability Amounts deferred Contract with Customer, Liability, Amount Deferred Contract with Customer, Liability, Amount Deferred Amounts recognized on previous deferrals Contract with Customer, Liability, Revenue Recognized Balance, end of the period Earnings Per Share [Abstract] Net loss from continuing operations attributable to shareholders Amounts allocated to participating securities Undistributed Earnings (Loss) Allocated to Participating Securities, Basic Net loss from continuing operations attributable to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Basic weighted average common shares (in shares) Weighted Average Number of Shares Outstanding, Basic Potential dilutive shares (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Dilutive weighted average common shares (in shares) Weighted Average Number of Shares Outstanding, Diluted Basic (in usd per share) Diluted (in usd per share) Income (Loss) from Continuing Operations, Per Diluted Share Accounts, Notes, Loans and Financing Receivable, Unclassified [Abstract] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Accounts, Notes, Loans and Financing Receivable by Receivable Type [Axis] Receivable Type [Axis] Receivable Type [Domain] Receivable [Domain] Loans to franchisees Loans To Franchisees [Member] Loans to Franchisees 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 Instant Refund® receivables CashBack Receivables [Member] CashBack Receivables [Member] H&R Block Emerald Advance® lines of credit Emerald Advance Lines Of Credit [Member] Emerald Advance Lines of Credit Software receivables from retailers Software Receivable from Retailers [Member] Software Receivable from Retailers [Member] Royalties and other receivables from franchisees Royalties From Franchisees [Member] Royalties from Franchisees [Member] Other Other Receivables [Member] Other Receivables [Member] Accounts, Notes, Loans and Financing Receivable [Line Items] Receivable, long-term Accounts Receivable, Net, Noncurrent ASSETS Assets [Abstract] Cash and cash equivalents Receivables, less allowance for doubtful accounts of $65,409, $55,265 and $81,813 Property and equipment, at cost, less accumulated depreciation and amortization of $787,978, $728,811 and $745,397 Intangible assets, net Deferred tax assets and income taxes receivable LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity [Abstract] LIABILITIES: Liabilities [Abstract] Accounts payable and accrued expenses Deferred tax liabilities and reserves for uncertain tax positions COMMITMENTS AND CONTINGENCIES Commitments and Contingencies STOCKHOLDERS' EQUITY: Stockholders' Equity Attributable to Parent [Abstract] Common stock, no par, stated value $.01 per share, 800,000,000 shares authorized, shares issued of 242,026,278, 246,198,878 and 246,198,878 Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Retained earnings (deficit) Retained Earnings (Accumulated Deficit) Less treasury shares, at cost, of 36,499,002, 37,130,454 and 36,944,789 Treasury Stock, Value Total stockholders' equity (deficiency) Income Taxes Income Tax Disclosure [Text Block] Class of Treasury Stock [Table] Class of Treasury Stock [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common stock Common Stock [Member] Additional paid-in-capital Additional Paid-in Capital [Member] Retained earnings Retained Earnings [Member] Equity, Class of Treasury Stock [Line Items] Equity, Class of Treasury Stock [Line Items] Shares retired during year, value Stock Repurchased and Retired During Period, Value U.S. assisted tax preparation Tax Preparation Fees [Member] Tax Preparation Fees [Member] U.S. royalties Royalties [Member] Royalties [Member] U.S. DIY tax preparation DIY Tax Preparation Fees [Member] DIY Tax Preparation Fees [Member] International revenues International [Member] International [Member] Revenues from Refund Transfers Refund Transfer Revenues [Member] Refund Transfer Revenues [Member] Revenues from Emerald Card® Fees from Emerald Card [Member] Fees from Emerald Card [Member] Revenues from Peace of Mind® Extended Service Plan Interest and fee income on Emerald Advance Interest and Fee Income on Emerald Advance [Member] Interest and Fee Income on Emerald Advance [Member] Other Other revenue [Member] Other revenue [Member] Revenues Commitments and Contingencies Disclosure [Abstract] POM Maximum per Tax Return POM Maximum per Tax Return POM Maximum per Tax Return Standard guarantee accrual amount Standard Guarantee Accrual Amount Standard guarantee accrual amount Contingent business acquisition obligations Business Combination, Contingent Consideration, Liability Lines of credit, total obligation Obligation For Unfunded Letter Of Credit Obligation for unfunded letter of credit Remaining franchise equity lines of credit-undrawn commitment Remaining Obligation For Unfunded Letter Of Credit Remaining obligation for unfunded letter of credit. Loss Contingencies [Table] Loss Contingencies [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] SCC Scc [Member] SCC [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Loss contingency accrual Loss Contingency Accrual Schedule Of Condensed Consolidating Statements Of Operations Condensed Income Statement [Table Text Block] Schedule Of Condensed Consolidating Balance Sheets Condensed Balance Sheet [Table Text Block] Schedule of Condensed Consolidating Statements of Cash Flows Condensed Cash Flow Statement [Table Text Block] Litigation And Other Related Contingencies Legal Matters and Contingencies [Text Block] Statement of Cash Flows [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES: Net Cash Provided by (Used in) Operating Activities [Abstract] 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] Depreciation and amortization Depreciation, Depletion and Amortization Provision for bad debt Provision For Bad Debts And Loan Losses Provision for bad debts and loan losses. Deferred taxes Deferred Income Tax Expense (Benefit) Including Discontinued Operations Deferred Income Tax Expense (Benefit) Including Discontinued Operations Stock-based compensation Share-based Compensation Changes in assets and liabilities, net of acquisitions: Increase (Decrease) in Operating Capital [Abstract] Receivables Increase (Decrease) in Accounts Receivable Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Other noncurrent assets Increase (Decrease) in Other Noncurrent Assets Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Accrued salaries, wages and payroll taxes Increase (Decrease) in Accrued Salaries Deferred revenue and other current liabilities Increase (Decrease) in Other Current Liabilities Deferred revenue and other noncurrent liabilities Increase (Decrease) in Income Taxes Payable Income tax receivables, accrued income taxes and income tax reserves Increase (Decrease) in Other Operating Liabilities Other, net Other Operating Activities, Cash Flow Statement Net cash used in operating activities Net Cash Provided by (Used in) Operating Activities CASH FLOWS FROM INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities [Abstract] Capital expenditures Payments to Acquire Property, Plant, and Equipment Payments made for business acquisitions, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Franchise loans funded Payments For Loans Made To Franchisees Payments For Loans Made To Franchisees Payments received on franchise loans Proceeds from Collection of Franchise Loans Receivable Proceeds from Collection of Franchise Loans Receivable Other, net Payments for (Proceeds from) Other Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] Dividends paid Payments of Dividends 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 Proceeds from exercise of stock options Proceeds from Stock Options Exercised Other, net Proceeds from (Payments for) Other Financing Activities Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Effects of exchange rate changes on cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Net decrease in cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash, cash equivalents and restricted cash, beginning of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, cash equivalents and restricted cash, end of period SUPPLEMENTARY CASH FLOW DATA: Supplemental Cash Flow Information [Abstract] Income taxes paid, net of refunds received Income Taxes Paid, Net Interest paid on borrowings Interest Paid, Excluding Capitalized Interest, Operating Activities Accrued additions to property and equipment Accrued Additions to Property and Equipment Accrued Additions to Property and Equipment Long-Term Debt Long-term Debt [Text Block] Goodwill and Intangible Assets Disclosure [Abstract] Schedule Of Goodwill Schedule of Goodwill [Table Text Block] Schedule Of Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Goodwill and Intangible Assets [Table] Goodwill and Intangible Assets [Table] Goodwill and Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Reacquired franchise rights Reacquired Franchise Rights [Member] Reacquired Franchise Rights [Member] Customer relationships Customer Relationships [Member] Internally-developed software Software and Software Development Costs [Member] Noncompete agreements Noncompete Agreements [Member] Franchise agreements Franchise Rights [Member] Purchased technology Purchased Technology [Member] Purchased Technology [Member] Acquired assets pending final allocation Other Intangible Assets [Member] Goodwill and Intangible Assets [Line Items] Goodwill and Intangible Assets Disclosure [Line Items] Gross Carrying Amount Finite-Lived Intangible Assets, Gross Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Net Finite-Lived Intangible Assets, Net Payments to acquire franchisee and competitor businesses Amortization Amortization Estimated amortization, 2019 Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year Estimated amortization, 2020 Finite-Lived Intangible Assets, Amortization Expense, Year Two Estimated amortization, 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Three Estimated amortization, 2022 Finite-Lived Intangible Assets, Amortization Expense, Year Four Estimated amortization, 2023 Finite-Lived Intangible Assets, Amortization Expense, Year Five Line of Credit Facility [Table] Line of Credit Facility [Table] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving credit facility Revolving Credit Facility [Member] Swingline loans Swingline Credit Facility [Member] Swingline Credit Facility [Member] Standby letters of credit Standby Letters of Credit [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Aggregate principal amount Line of Credit Facility, Maximum Borrowing Capacity Maximum borrowing capacity Line of Credit Facility, Current Borrowing Capacity Available increase in borrowing capacity Line Of Credit Facility, Available Increase In Borrowing Capacity Line Of Credit Facility, Available Increase In Borrowing Capacity Maximum quarterly debt-to-EBITDA ratio Debt Instrument, Covenant, Quarterly Debt To EBITDA Ratio Debt Instrument, Covenant, Quarterly Debt To EBITDA Ratio Maximum annual debt-to-EBITDA ratio Debt Instrument, Covenant, Annual Debt To EBITDA Ratio Debt Instrument, Covenant, Annual Debt To EBITDA Ratio Minimum interest coverage ratio Debt Instrument, Covenant, Interest Coverage Ratio Debt Instrument, Covenant, Interest Coverage Ratio Outstanding balance under the 2017 CLOC Long-term Line of Credit Full borrowing capacity amount Debt Instrument, Unused Borrowing Capacity, Amount Estimated fair value of long-term debt Long-term Debt, Fair Value Total revenues Revenues Cost of revenues Cost of Revenue Other income (expense), net Interest expense on external borrowings Net income (loss) from discontinued operations Other comprehensive income (loss) Loss Per Share and Stockholders' Equity Earnings Per Share [Text Block] Interest income Interest Income, Other Foreign currency gains (losses), net Foreign Currency Transaction Gain (Loss), before Tax Other income, net Other Nonoperating Income Other expense, net Other Nonoperating Expense Other income (expense), net Receivables Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Tax benefit on discontinued operations Discontinued Operation, Tax Effect of Discontinued Operation Commitments And Contingencies Commitments and Contingencies Disclosure [Text Block] Financial Instrument [Axis] Financial Instrument [Axis] Fair Value, Off-balance Sheet Risks, Financial Instruments [Domain] Financial Instruments [Domain] 2017 Year Of Origination 2017 [Member] Year Of Origination 2017 [Member] 2016 and prior Year Of Origination 2016 and Prior [Member] Year Of Origination 2016 and Prior [Member] Loans more than 90 days past due Financing Receivable, Recorded Investment, Past Due Balances more than 60 days old Notes, Loans, and Financing Receivable, Recorded Investment, 60 or more Days Past Due Notes, Loans, and Financing Receivable, Recorded Investment, 60 or more Days Past Due Gross loan balances Loans and Leases Receivable, Gross Goodwill And Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] 2018 Year Of Origination 2018 [Member] Year Of Origination 2018 [Member] 2017 and prior Year Of Origination 2017 and Prior [Member] Year Of Origination 2017 and Prior [Member] Revolving Loans Revolving Loans [Member] Revolving Loans [Member] Balance Financing Receivable, Gross Allowance Financing Receivable, Allowance for Credit Losses Net balance Financing Receivable, Net Non-Accrual Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest Components of Long-Term Debt Schedule of Long-term Debt Instruments [Table Text Block] Document And Entity Information [Abstract] Document and Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Emerging Growth Company Entity Emerging Growth Company Entity Small Business Entity Small Business Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Number of loans sold to the trust Number of loans sold to the trust Number of loans sold to the trust Loans sold to trust, with claims of breach of contract and indemnity Loans Sold To Trust, With Claims of Breach of Contract and Indemnity Loans Sold To Trust, With Claims of Breach of Contract and Indemnity Schedule of Litigation and Related Contingencies [Table] Schedule of Litigation and Related Contingencies [Table] Schedule of Litigation and Related Contingencies [Table] Litigation Case [Axis] Litigation Case [Axis] Litigation Case Type [Domain] Litigation Case [Domain] MGRID LLC v. Merrill Lynch Mortgage Lending Inc MGRID LLC v. Merrill Lynch Mortgage Lending Inc [Member] MGRID LLC v. Merrill Lynch Mortgage Lending Inc [Member] Loss Contingencies by Nature of Contingency [Axis] Loss Contingency Nature [Axis] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Claims with Knowledge of Outstanding Principal Amount Claims with Knowledge of Outstanding Principal Amount [Member] Claims with Knowledge of Outstanding Principal Amount [Member] Number of lawsuits Loss Contingency, Pending Claims, Number Securitization transactions Securitization Transactions Securitization Transactions Original principal amount of loans securitized Original Principal Amount of Loans Securitized Original Principal Amount of Loans Securitized Initial principal on loans securitized Initial Principal Amount Of Loans Securitized Initial principal amount of loans securitized. Principal assets of SCC Net Assets EAs All Other All Other Receivables [Member] All Other Receivables [Member] Allowance for Doubtful Accounts [Roll Forward] Allowance for Doubtful Accounts Receivable [Roll Forward] Beginning balance Premiums Receivable, Allowance for Doubtful Accounts Provision Premiums Receivable, Allowance for Doubtful Accounts, Additions for Charges to Expense Recoveries Premiums Receivable, Allowance for Doubtful Accounts, Recoveries Charge-offs and other Allowance for Doubtful Accounts Receivable, Write-offs Ending balance Accounting Policies [Abstract] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Management Estimates Use of Estimates, Policy [Policy Text Block] Seasonality of Business Nature of Operations [Text Block] Discontinued Operations Interest Expense Allocated to Discontinued Operations, Policy [Policy Text Block] New Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] TIS Deferred revenue Current deferred revenue Expected recognition period Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Net cash used in operating activities Capital expenditures Franchise loans funded Payments received on franchise loans Intercompany borrowings (payments) Net Intercompany Advances Investing Activities Net Intercompany Advances Investing Activities Other, net Dividends paid Proceeds from exercise of stock options Intercompany borrowings (payments) Net Intercompany Advances Financing Activities Net Intercompany Advances Financing Activities Summary Of Significant Accounting Policies Significant Accounting Policies [Text Block] Goodwill [Roll Forward] Goodwill [Roll Forward] Goodwill before impairment losses, beginning balance Goodwill, Gross Accumulated impairment losses, beginning balance Goodwill, Impaired, Accumulated Impairment Loss Goodwill, beginning balance Acquisitions Goodwill, Acquired During Period Disposals and foreign currency changes, net Goodwill Disposals and Other Goodwill disposals and other Impairments Goodwill, Impairment Loss Goodwill before impairment losses, ending balance Accumulated impairment losses, ending balance Goodwill, ending balance Computations Of Basic And Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Allocated Costs for Shares Retired Schedule of Stockholders Equity [Table Text Block] Antidilutive securities excluded from computation of earnings per share, amount (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Shares retired during period (in shares) Stock Repurchased and Retired During Period, Shares Shares retired during the year, average price (in usd per share) Accelerated Share Repurchases, Final Price Paid Per Share Shares repurchased during the period, (in shares) Stock Repurchased During Period, Shares Shares repurchased during the period, value Stock Repurchased During Period, Value Shares issued during period (in shares) Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures Nonvested units granted Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted Stock-based compensation Allocated Share-based Compensation Expense Unrecognized compensation costs, options Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options Unrecognized compensation costs, nonvested shares and units Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options Schedule of Retained Earnings Adjustments [Table] Schedule of Retained Earnings Adjustments [Table] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] ASU 2016-16 Accounting Standards Update 2016-16 [Member] Retained Earnings Adjustments [Line Items] Retained Earnings Adjustments [Line Items] Cumulative effect adjustment, increase in opening balance of retained earnings Cumulative Effect on Retained Earnings, Net of Tax Future minimum operating lease commitments Operating Leases, Future Minimum Payments Due Schedule Of Short-Term Receivables Schedule of Short-Term Receivables [Table Text Block] Schedule of Short-Term Receivables [Table Text Block] 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] Schedule Of Activity In The Allowance For Doubtful Accounts Schedule of Activity in the Allowance for Doubtful Accounts [Table Text Block] Schedule of Activity in the Allowance for Doubtful Accounts [Table Text Block]