Lease not yet commenced, term of contract Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract Title of Individual [Axis] Title of Individual [Axis] Level 3 Fair Value, Inputs, Level 3 [Member] Loss Reclassified from AOCL into Income Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Long-term line of credit Long-term Line of Credit Stock-based compensation expense APIC, Share-based Payment Arrangement, Increase for Cost Recognition Total current liabilities Liabilities, Current Goodwill [Line Items] Goodwill [Line Items] Repurchase of common stock under the share repurchase program Share Repurchase Program [Member] Represents information related to the Share Repurchase Program. Asset Class [Axis] Asset Class [Axis] Other comprehensive (loss) income, net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Treasury stock, shares Treasury Stock, Shares Non-option award grants (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period New Accounting Standards or Updates Recently Adopted and Recent Accounting Standards or Updates Not Yet Effective New Accounting Pronouncements, Policy [Policy Text Block] Restricted stock vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Current Fiscal Year End Date Current Fiscal Year End Date Schedule of Common Stock Outstanding [Roll Forward] Schedule of Common Stock Outstanding [Roll Forward] Schedule of Common Stock Outstanding The Nasdaq Stock Market NASDAQ - ALL MARKETS [Member] Diluted weighted average common shares (in shares) Income available to common stockholders plus assumed conversion, weighted average common shares (in shares) Weighted Average Number of Shares Outstanding, Diluted Entity Address, Postal Zip Code Entity Address, Postal Zip Code Purchase commitment, remaining minimum amount committed Purchase Commitment, Remaining Minimum Amount Committed Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Property, equipment and leasehold improvements, net Property, Plant and Equipment, Net London Interbank Offered Rate (LIBOR) London Interbank Offered Rate (LIBOR) [Member] Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] Basis spread on variable rate (in percentage) Debt Instrument, Basis Spread on Variable Rate TOTAL ASSETS Assets Assets Foreign exchange contract Foreign Exchange Contract [Member] Entity Shell Company Entity Shell Company Non-current lease liabilities Lease liabilities Present value of total lease payments Operating Lease, Liability Other comprehensive income (loss), cash flow hedge, gain (loss), after reclassification, tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax Cover page. Cover [Abstract] Document Type Document Type Fair Value Measures Fair Value Measurement and Measurement Inputs, Recurring and Nonrecurring [Text Block] Subsequent event Subsequent Event [Member] Variable Rate [Domain] Variable Rate [Domain] Estimated net derivative losses related to cash flow hedges included in AOCL to be reclassified into earnings within the next 12 months Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred Scenario [Domain] Scenario [Domain] Repurchase of common stock (in shares) Repurchase of common stock (in shares) Treasury Stock, Shares, Acquired Derivative Instruments and Hedging Activities Disclosure [Abstract] Restricted stock units Restricted Stock [Member] Accounts receivable, net of reserves Increase (Decrease) in Accounts Receivable 2023 Lessee, Operating Lease, Liability, Payments, Due Year Four Taxes payable Accrued Income Taxes, Noncurrent Lease not yet commenced, undiscounted 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Stock Repurchase Program, Remaining Authorized Repurchase Amount Corporate money market funds Money Market Funds [Member] Asset Class [Domain] Asset Class [Domain] Entity File Number Entity File Number Award vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Other financing, net Proceeds from (Payments for) Other Financing Activities Treasury Stock Treasury Stock [Member] Cumulative effect of adoption of accounting standards Cumulative Effect of New Accounting Principle in Period of Adoption Document Fiscal Period Focus Document Fiscal Period Focus Financial Instruments [Domain] Financial Instruments [Domain] Other comprehensive (loss) income Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Treasury stock, at cost: 2,603,104 and 1,986,352 shares at February 29, 2020 and August 31, 2019, respectively Treasury Stock, Value Goodwill [Roll Forward] Goodwill [Roll Forward] Prepaid expenses and other current assets Prepaid Expenses and Other Current Assets [Member] Schedule of assumptions about stock options Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Basis of Presentation Basis of Presentation and Significant Accounting Policies [Text Block] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Diluted EPS Earnings Per Share, Diluted [Abstract] Operating income Operating income Operating Income (Loss) Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Goodwill Beginning Balance Ending Balance Goodwill Summary of all hedging positions and corresponding fair value Schedule of Foreign Exchange Contracts, Statement of 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Attributable to Parent Plan Name [Axis] Plan Name [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Axis] 2019 Revolving Credit Facility (maturity date of March 29, 2024) The 2019 Revolving Credit Facility [Member] Represents information about the 2017 Revolving Credit Facility. Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Amendment Flag Amendment Flag Benefit from revision of one-time transition tax Tax Cuts and Jobs Act, Transition Tax for Accumulated Foreign Earnings, Income Tax Expense Largest individual client percent of total subscriptions (in percentage) fds_LargestIndividualClientPercentOfTotalSubscriptions Percentage of total subscriptions allocated to the largest client. Dividends payable Dividends Payable, Current Changes in assets and liabilities, net of effects of acquisitions Increase (Decrease) in Operating Capital [Abstract] Common stock, shares outstanding (in shares) Balance (in shares) Balance (in shares) Common Stock, Shares, Outstanding Income before income taxes Income before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Level 1 Fair Value, Inputs, Level 1 [Member] Entity Listings, Exchange [Axis] Entity Listings, Exchange [Axis] Directors Director [Member] Grantee Status [Domain] Grantee Status [Domain] Plan Name [Domain] Plan Name [Domain] Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Other Current Liabilities Derivative Liability, Fair Value, Amount Not Offset Against Collateral [Abstract] Liabilities, fair value Financial Liabilities Fair Value Disclosure Compensation Related Costs [Abstract] Local Phone Number Local Phone Number Expected volatility (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Accumulated foreign currency translation adjustments Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Total undiscounted lease payments Lessee, Operating Lease, Liability, Payments, Due Accounts receivable, net of reserves of $7,939 at February 29, 2020 and $10,511 at August 31, 2019 Accounts Receivable, after Allowance for Credit Loss, Current Operating lease expense Operating Lease, Expense Additional paid-in capital Additional Paid in Capital Debt Long-term Debt [Text Block] Fair Value, Option, Quantitative Disclosures [Line Items] Fair Value, Option, Quantitative Disclosures [Line Items] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Stock options granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Letters of credit outstanding Letters of Credit Outstanding, Amount Proceeds from employee stock plans Proceeds from Stock Plans Total current assets Assets, Current Entity Current Reporting Status Entity Current Reporting Status Net (decrease) increase in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Net income Net income Net Income (Loss) Attributable to Parent Percentage of subscription from ten largest clients (in percentage) fds_PercentageOfSubscriptionFromTenLargestClients Represents the percentage of subscription from the ten largest clients. Common Stock Common Stock [Member] Leases [Abstract] Repurchase of common stock from employees Repurchase of Common Stock from Employees [Member] Represents information pertaining to the repurchase of common stock from employees. Debt Instrument [Axis] Debt Instrument [Axis] Interest expense, net Interest Income (Expense), Nonoperating, Net Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Fair Value Option, Disclosures [Table] Fair Value Option, Disclosures [Table] Entity Small Business Entity Small Business Commitments and Contingencies Disclosure [Abstract] Scenario [Axis] Scenario [Axis] Purchases of investments Payments to Acquire Investments Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities [Member] Net unrealized gain on cash flow hedges recognized in AOCL, pre-tax Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax Entity Filer Category Entity Filer Category Unrealized gain (loss) on derivatives arising during period net of tax Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax Minimum borrowing amount required for additional borrowings fds_LineOfCreditFacilityMinimumBorrowingAmountRequiredForAdditionalBorrowings The minimum borrowing amount that is required for the Company to arrange for additional borrowings with the lender under the credit facility. Stock based compensation expense Share-based Payment Arrangement, Expense Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity Entity Address, City or Town Entity Address, City or Town Income Tax Disclosure [Abstract] SG&A Selling, General and Administrative Expenses [Member] Certificates of deposit Certificates of Deposit [Member] Lease liabilities Operating Lease, Liability, Noncurrent Operating expenses Operating Expenses [Abstract] Prepaid taxes Prepaid Taxes Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] British Pound Sterling Foreign Currency Forward Contracts, British Pound Sterling [Member] Derivative instrument whose primary underlying risk is tied to British pound sterling exchange rates. Settlement with tax authority Net Increase In Tax Benefits, Due To Tax Settlement With Tax Authority Net Increase In Tax Benefits, Due To Tax Settlement With Tax Authority Percent of foreign exchange contracts hedged (in percentage) fds_PercentOfForeignExchangeContractsHedged Represents the percent of foreign exchange contracts hedged. 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CASH FLOWS FROM INVESTING ACTIVITIES Net Cash Provided by (Used in) Investing Activities [Abstract] Maximum Maximum [Member] Designated as hedging instrument Designated as Hedging Instrument [Member] 2022 Lessee, Operating Lease, Liability, Payments, Due Year Three Philippine Peso Foreign Currency Forward Contracts, Philippine Peso [Member] Derivative instrument whose primary underlying risk is tied to Philippine peso exchange rates. Net Income (Numerator) Net Income (Loss) Available to Common Stockholders, Basic Mutual funds Mutual Funds [Member] Represents information about an investment program funded by shareholders that trades in diversified holdings and is professionally managed. Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Retained earnings Retained Earnings (Accumulated Deficit) Repurchases of common stock Payments for Repurchase of Common Stock Entity Tax Identification Number Entity Tax Identification Number Diluted earnings per common share (in USD per share) Income available to common stockholders plus assumed conversions, per share amount (in dollars per share) Earnings Per Share, Diluted Remaining lease term Lessee, Operating Lease, Remaining Lease Term Lessee, Operating Lease, Remaining Lease Term Number of reportable segments Number of Reportable Segments Trading Symbol Trading Symbol Minimum Minimum [Member] Total Amount Dividends, Cash Other Comprehensive (Loss) Income And Accumulated Other Comprehensive Loss [Abstract] Other Comprehensive (Loss) Income And Accumulated Other Comprehensive Loss Entity Information [Line Items] Entity Information [Line Items] Foreign currency translation adjustments, net of tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Balance Sheet Location [Domain] Balance Sheet Location [Domain] Statistical Measurement [Domain] Statistical Measurement [Domain] 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] (Loss) Gain Recognized in AOCL on Derivatives Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Net cash used by financing activities Net Cash Provided by (Used in) Financing Activities Dividend yield (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Provision for income taxes Provision for income taxes Income Tax Expense (Benefit) Grantee Status [Axis] Grantee Status [Axis] Approved addition to authorized amount Stock Repurchase Program, Amount Added To Authorized Amount Stock Repurchase Program, Amount Added To Authorized Amount 2021 Lessee, Operating Lease, Liability, Payments, Due Year Two Foreign currency translation adjustments Foreign currency translation adjustments, pre-tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Fair value as a percentage of exercise price Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Purchase Date Gross position Derivative Liabilities Derivative Liability, Fair Value, Gross Liability Revenue from Contract with Customer [Abstract] Other non-current liabilities Other Liabilities, Noncurrent City Area Code City Area Code Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Title of 12(b) Security Title of 12(b) Security Number of share purchased by employees (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Assets, fair value Total assets measured at fair value Assets, Fair Value Disclosure Capital shares reserved for future issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance Estimate of fair value measurement Estimate of Fair Value Measurement [Member] Earnings Per Share [Abstract] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Foreign currency translations Goodwill, Foreign Currency Translation Gain (Loss) Deferred taxes Deferred Income Tax Assets, Net Schedule of future minimum commitments Lessee, Operating Lease, Liability, Maturity [Table Text Block] Weighted average grant date fair value (in USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Accrued compensation Increase (Decrease) in Employee Related Liabilities Maximum amount of additional borrowings fds_LineOfCreditFacilityMaximumAmountOfAdditionalBorrowings The maximum aggregate amount of additional borrowings which is allowed under the credit facility provided that such request for additional borrowings meet the minimum borrowing requirement. ASSETS Assets [Abstract] Beginning balance (in shares) Ending balance (in shares) Shares, Outstanding Preferred stock, par value (in USD per share) Preferred Stock, Par or Stated Value Per Share Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Weighted average remaining lease term (in years) Operating Lease, Weighted Average Remaining Lease Term Schedule of dividends declared Dividends Declared [Table Text Block] CASH FLOWS FROM OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities [Abstract] Organization and Nature of Business Nature of Operations [Text Block] Total operating expenses Operating Expenses Performance shares Performance Shares [Member] Maximum contribution limit fds_SharebasedCompensationArrangementBySharebasedPaymentAwardMaximumContributionLimit The maximum amount of contributions per share-based compensation plan during the offering period. Vesting of restricted stock Vesting of restricted stock The adjustment to equity related to the vesting of restricted stock. Cost of services Operating Costs and Expenses Schedule of segment reporting information Schedule of Segment Reporting Information, by Segment [Table Text Block] Segment Reporting [Abstract] Less: imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Measurement Basis [Axis] Measurement Basis [Axis] Debt Disclosure [Abstract] Derivative Instrument [Axis] Derivative Instrument [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Income Statement Location [Domain] Income Statement Location [Domain] Statistical Measurement [Axis] Statistical Measurement [Axis] Weighted average discount rate (incremental borrowing rate) Operating Lease, Weighted Average Discount Rate, Percent Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Other Comprehensive Income (Loss) and Accumulated Other Comprehensive Loss Comprehensive Income (Loss) Note [Text Block] Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities, Current Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Gross notional amount Gross Notional Value Derivative, Notional Amount Basic EPS Earnings Per Share, Basic [Abstract] Net unrealized gain on cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Variable lease cost Variable Lease, Cost Lender Name [Axis] Lender Name [Axis] Entities [Table] Entities [Table] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Other comprehensive income (loss), pre-tax Other Comprehensive Income (Loss), before Tax Entity Central Index Key Entity Central Index Key Performance-based restricted stock units Performance Based Restricted Stock [Member] Performance Based Restricted Stock Unrecognized compensation expense related to non-vested equity Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Entity Emerging Growth Company Entity Emerging Growth Company Selling, general and administrative Selling, General and Administrative Expense Stock-based compensation expense Share-based Payment Arrangement, Noncash Expense Current lease liabilities Operating Lease, Liability, Current Other, net Increase (Decrease) in Other Operating Assets and Liabilities, Net Derivative Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Accrued compensation Employee-related Liabilities, Current Remainder of 2020 Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year Level 2 Fair Value, Inputs, Level 2 [Member] Income Taxes Income Tax Disclosure [Text Block] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Dividends declared Dividends, Common Stock Commitment fee percentage (in percentage) Line of Credit Facility, Commitment Fee Percentage Schedule of pre-tax effect of derivative instruments in cash flow hedging relationships Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block] Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Percentage change in total provision for income taxes Percentage Change In Total Provision For Income Taxes Percentage Change In Total Provision For Income Taxes Non-employee Share-based Payment Arrangement, Nonemployee [Member] Share Repurchase Program [Domain] Share Repurchase Program [Domain] PNC Bank, National Associations PNC Bank, National Associations [Member] Represents information about PNC Bank, National Associations as company's lender. Common stock issued for employee stock plans (in shares) Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture Other assets Other Assets, Noncurrent Vesting of restricted stock (in shares) Vesting of restricted stock (in shares) The number of shares issued related to the vesting of restricted stock. Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax CASH FLOWS FROM FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities [Abstract] Other Current Assets Derivative Asset, Fair Value, Amount Not Offset Against Collateral [Abstract] Derivative Contract [Domain] Derivative Contract [Domain] Organization, Consolidation and Presentation of Financial Statements [Abstract] Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Long-term debt Debt obligations Long-term Debt Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Purchases of property, equipment and leasehold improvements, net of proceeds from dispositions Capital expenditures Payments to Acquire Property, Plant, and Equipment Schedule of components of other comprehensive income (loss) Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Weighted Average Common Shares (Denominator) Incremental Common Shares Attributable to Dilutive Effect of Contingently Issuable Shares 2024 Lessee, Operating Lease, Liability, Payments, Due Year Five Loss on sale of assets Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Subsequent Event [Table] Subsequent Event [Table] Derivative instruments Derivative Asset Accounting Policies [Abstract] Accounting Policies [Abstract] Taxes payable, net of prepaid taxes Increase (Decrease) in Income Taxes Payable Additional Paid-in Capital Additional Paid-in Capital [Member] Revenue Recognition Revenue from Contract with Customer [Text Block] Common stock issued for employee stock plans (in shares) Shares Issued, Shares, Share-based Payment Arrangement, before Forfeiture Title of Individual [Domain] Title of Individual [Domain] Deferred taxes Deferred Income Tax Liabilities, Net Americas UNITED STATES Fair Value Measurement [Domain] Fair Value Measurement [Domain] Net unrealized gain on cash flow hedges recognized in AOCL, net of tax Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax Mutual funds Investments, Fair Value Disclosure Maximum employee subscription rate (in percentage) Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate Entity Address, Address Line One Entity Address, Address Line One Purchase price (in percentage) Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent Accumulated unrealized losses on cash flow hedges, net of tax AOCI, Cash Flow Hedge, Cumulative Gain (Loss), after Tax Geographical [Domain] Geographical [Domain] Schedule of income taxes Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Net unrealized gain on cash flow hedges recognized in AOCL Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Entity Address, State or Province Entity Address, State or Province Income Statement Location [Axis] Income Statement Location [Axis] Total liabilities measured at fair value Financial and Nonfinancial Liabilities, Fair Value Disclosure Expiration period Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period Class of Treasury Stock [Table] Class of Treasury Stock [Table] Weighted Average Weighted Average [Member] Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Exchange [Domain] Exchange [Domain] Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Dividends per share of common stock (in USD per share) Dividends per Share of Common Stock (in USD per share) Dividends Payable, Amount Per Share Recent Accounting Pronouncements Significant Accounting Policies [Text Block] ESPP Employee Stock Purchase Plan [Member] Employee Stock Purchase Plan Entity Interactive Data Current Entity Interactive Data Current New York Stock Exchange LLC NEW YORK STOCK EXCHANGE, INC. [Member] Common stock, shares issued (in shares) Common Stock, Shares, Issued Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Common stock, par value (in USD per share) Common Stock, Par or Stated Value Per Share Director Plan Director Plan [Member] Information pertaining to the Director Plan. Cost of shares repurchased from employees Payment, Tax Withholding, Share-based Payment Arrangement Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Proceeds from maturity or sale of investments Payments for (Proceeds from) Short-term Investments Measurement Frequency [Axis] Measurement Frequency [Axis] Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] Number of reporting units Number of Reporting Units Schedule of common stock outstanding Schedule of Stock by Class [Table Text Block] Common Stock and Earnings Per Share Earnings Per Share [Text Block] Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Number of shares available for grant (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Award Type [Domain] Award Type [Domain] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Weighted average exercise price (in USD per share) Exercise price (in USD per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Award vesting (in percentage) Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage Hedging Designation [Axis] Hedging Designation [Axis] Restricted stock units Restricted Stock Units (RSUs) [Member] Effective tax rate Effective Income Tax Rate Reconciliation, Percent Long-term debt Long-term Debt, Fair Value Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] TOTAL LIABILITIES Liabilities Goodwill Goodwill Disclosure [Text Block] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Common stock, $0.01 par value, 150,000,000 shares authorized, 40,452,351 and 40,104,192 shares issued, 37,849,247 and 38,117,840 shares outstanding at February 29, 2020 and August 31, 2019, respectively Common Stock, Value, Issued Summary of derivative instruments Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value LTIP LTIP [Member] Information pertaining to the Long Term Incentive Plan ("LTIP"). Schedule of goodwill Schedule of Goodwill [Table Text Block] Basic weighted average common shares (in shares) Weighted Average Common Shares (Denominator) Weighted Average Number of Shares Outstanding, Basic Equity, Class of Treasury Stock [Line Items] Equity, Class of Treasury Stock [Line Items] Lease right-of-use assets, net ROU assets, net of amortization ROU assets Operating Lease, Right-of-Use Asset Revenue from External Customer [Line Items] Revenue from External Customer [Line Items] Equity Components [Axis] Equity Components [Axis] TOTAL STOCKHOLDERS’ EQUITY Beginning balance Ending balance Stockholders' Equity Attributable to Parent Deferred fees Contract with Customer, Liability, Current Asia Pacific Asia Pacific [Member] Common stock issued for employee stock plans Shares Issued, Value, Share-based Payment Arrangement, before Forfeiture Deferred income taxes Increase (Decrease) in Deferred Income Taxes Other expense, net Other Expenses Schedule of other information related to operating leases Lease, Cost [Table Text Block] Interest rate at period end (in percentage) Line of Credit Facility, Interest Rate at Period End EMEA EMEA [Member] Depreciation and amortization Depreciation, Depletion and Amortization Forecast Forecast [Member] Preferred stock, $0.01 par value, 10,000,000 shares authorized, none issued Preferred Stock, Value, Issued Receivable reserve Accounts Receivable, Allowance for Credit Loss Variable Rate [Axis] Variable Rate [Axis] Cash and cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Repurchases of common stock Repurchases of common stock Treasury Stock, Value, Acquired, Cost Method Security Exchange Name Security Exchange Name Antidilutive securities excluded from computation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Equity Component [Domain] Equity Component [Domain] Expected life (Years) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Hedging Relationship [Domain] Hedging Relationship [Domain] Deferred fees Increase (Decrease) in Contract with Customer, Liability Document Transition Report Document Transition Report Stock options Share-based Payment Arrangement, Option [Member] Cash flow hedging Cash Flow Hedging [Member] Debt issuance costs Debt Issuance Costs, Net Investments Short-term Investments Income available to common stockholders plus assumed conversions, net income amount Net Income (Loss) Available to Common Stockholders, Diluted Hedging Relationship [Axis] Hedging Relationship [Axis] Income Statement [Abstract] Income Statement [Abstract] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Gross position Derivative Assets Derivative Asset, Fair Value, Gross Asset