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Expense Interest Income and Interest Expense Disclosure [Table Text Block] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Senior Notes Senior Notes [Member] Repurchases of common stock Payments for Repurchase of Common Stock 2028 Long-Term Debt, Maturity, Year Three Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Long-term debt Total Long-term debt Long-Term Debt, Excluding Current Maturities Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Weighted average grant date fair value (in USD per share) Estimated fair value (in USD per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] INCOME TAXES Income Tax Disclosure [Text Block] 2029 Lessee, Operating Lease, Liability, to be Paid, Year Four Earnings Per Share [Abstract] Numerator Net Income (Loss) Attributable to Parent [Abstract] Equity [Abstract] Current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets Retained earnings Retained Earnings (Accumulated Deficit) Estimated pre-tax derivative losses to be reclassified in next 12 months Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months Repayments of lines of credit Repayments of Long-Term Lines of Credit Debt issuance costs Debt Issuance Costs, Gross Schedule of Debt Obligations Schedule of Debt [Table Text Block] 2027 Long-Term Debt, Maturity, Year Two Organization, Consolidation and Presentation of Financial Statements [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Weighted average discount rate (incremental borrowing rate) Operating Lease, Weighted Average Discount Rate, Percent Lease liabilities Total lease liabilities Operating Lease, Liability Net cash provided by (used in) financing activities Net Cash Provided by (Used in) Financing Activities Underlying Securities Award Underlying Securities Amount PSUs Performance Shares [Member] Credit Facility [Axis] Credit Facility [Axis] Data Costs Cost of Goods and Service Benchmark [Member] Amendment Flag Amendment Flag Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Principal Amount Reported Value Measurement [Member] Entity Registrant Name Entity Registrant Name Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Depreciation and amortization Depreciation, Depletion and Amortization Deferred revenues Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Contract With Customer, Liability Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Contract With Customer, Liability INTANGIBLE ASSETS Intangible Assets Disclosure [Text Block] Foreign currency translation adjustment gains (losses) Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Fair Value as of Grant Date Award Grant Date Fair Value Level 2 Fair Value, Inputs, Level 2 [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Aggregate principal amount Debt Instrument, Face Amount Schedule of Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] 2027 Notes Notes 2027 [Member] Notes 2027 Entity Address, Postal Zip Code Entity Address, Postal Zip Code Schedule of Stock-based Compensation Expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Interest rate swap agreement Interest Rate Swap [Member] Sales Tax Matters Sales Tax Matters [Member] Sales Tax Matters Restatement Determination Date: Restatement Determination Date [Axis] Reductions to ROU assets resulting from reductions to lease liabilities Right-Of-Use Asset Decrease Due To Reduction In Operating Lease Liability Right-Of-Use Asset Decrease Due To Reduction In Operating Lease Liability Title of 12(b) Security Title of 12(b) Security Concentration Risk Type [Axis] Concentration Risk Type [Axis] Common stock, $0.01 par value; 150,000,000 shares authorized; 42,910,088 and 42,598,915 shares issued; 37,991,384 and 37,952,270 shares outstanding at February 28, 2025 and August 31, 2024, respectively Common Stock, Value, Issued Share-Based Payment Arrangement [Abstract] The Nasdaq Stock Market NASDAQ - ALL MARKETS [Member] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Grantee Status [Axis] Grantee Status [Axis] Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Platform Group Limited ("Irwin") Platform Group Limited - Irwin [Member] Platform Group Limited - Irwin Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Non-employee director Share-Based Payment Arrangement, Nonemployee [Member] Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Impairment of intangible assets Impairment of Intangible Assets (Excluding Goodwill) CASH FLOWS FROM FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Concentration Risk [Line Items] Concentration Risk [Line Items] Preferred stock, $0.01 par value, 10,000,000 shares authorized, none issued Preferred Stock, Value, Issued Total unamortized discounts and debt issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Noncurrent, Net Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Noncurrent, Net Proceeds from maturity or sale of investments Proceeds from Sale, Maturity and Collection of Investments Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Basic earnings per common share (in USD per share) Basic EPS (in USD per share) Earnings Per Share, Basic Thereafter Finite-Lived Intangible Asset, Expected Amortization, After Year Four Finite-Lived Intangible Asset, Expected Amortization, After Year Four Proceeds from employee stock plans Proceeds from Stock Plans Cash paid for amounts included in the measurement of lease liabilities Operating Lease, Payments Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Expiration period (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Schedule of Goodwill [Table] Goodwill [Table] Designated as hedging instrument Designated as Hedging Instrument [Member] Net income used for calculating Basic EPS Net Income (Loss) Available to Common Stockholders, Basic Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Total current liabilities Liabilities, Current Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] TOTAL ASSETS Total assets Assets Concentrations of Credit Risk, Data Providers and Cloud Providers Concentration Risk, Credit Risk, Policy [Policy Text Block] 2026 Finite-Lived Intangible Asset, Expected Amortization, Year One Cost of services Cost of Goods and Services Sold Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Other liabilities Other Liabilities, Noncurrent Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Commitments and contingencies (see Note 12) Commitments and Contingencies Risk-free interest rate, minimum Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum Termination Date Trading Arrangement Termination Date DESCRIPTION OF BUSINESS Nature of Operations [Text Block] 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] 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two 2026 Long-Term Debt, Maturity, Year One STOCK-BASED COMPENSATION Share-Based Payment Arrangement [Text Block] Entity Address, City or Town Entity Address, City or Town Proceeds from debt Proceeds from Issuance of Long-Term Debt Schedule of Acquisition Date Fair Values of Major Classes of Assets Acquired and Liabilities Assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] 2022 Credit Agreement Credit Agreement 2022 [Member] Credit Agreement 2022 Debt Instrument [Axis] Debt Instrument [Axis] Schedule of Stock Option Activity Share-Based Payment Arrangement, Option, Activity [Table Text Block] Schedule of Assets and Liabilities Measured at Carrying Value and Fair Value Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Stock-based compensation expense Share-Based Payment Arrangement, Expense Net income Net income Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] 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 Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Business Acquisition [Axis] Business Acquisition [Axis] Schedule of Identifiable Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Entity File Number Entity File Number Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Liabilities Liabilities, Fair Value Disclosure [Abstract] Increase in borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity, Increase Line of Credit Facility, Maximum Borrowing Capacity, Increase REVENUE RECOGNITION Revenue from Contract with Customer [Text Block] Vesting of restricted stock (in shares) Restricted Stock, Shares Issued Net of Shares for Tax Withholdings Document Fiscal Year Focus Document Fiscal Year Focus Income Statement [Abstract] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Denominator Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Repurchases of common stock Total cost of common stock repurchased under the share repurchase program Treasury Stock, Value, Acquired, Cost Method Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Effect of exchange rate changes on cash, cash equivalents and restricted cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations Dividends declared Total Amount Dividends, Common Stock Total assets measured at fair value Assets, Fair Value Disclosure Name Forgone Recovery, Individual Name 2025 (remaining six months) Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Weighted average remaining lease term (in years) Operating Lease, Weighted Average Remaining Lease Term Document Period End Date Document Period End Date Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Other, net Other Noncash Income (Expense) Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Total minimum lease payments Lessee, Operating Lease, Liability, to be Paid Number of investment professionals (over) Number Of Investment Professionals Number Of Investment Professionals Insider Trading Arrangements [Line Items] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Adjustment to Compensation: Adjustment to Compensation [Axis] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Foreign currency forward contracts Foreign Exchange Contract [Member] Reclassifications Reclassification, Comparability Adjustment [Policy Text Block] Document Transition Report Document Transition Report Document Quarterly Report Document Quarterly Report Current debt Long-Term Debt, Current Maturities [Abstract] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Current Reporting Status Entity Current Reporting Status Retained Earnings Retained Earnings [Member] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Long-term debt Long-Term Debt, Excluding Current Maturities [Abstract] Basic weighted average common shares (in shares) Weighted average common shares used in the calculation of Basic EPS (in shares) Weighted Average Number of Shares Outstanding, Basic Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Philippine Peso Philippine Peso Foreign Exchange Forward [Member] Philippine Peso Foreign Exchange Forward RSUs Restricted Stock Units (RSUs) [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Executive Category: Executive Category [Axis] Purchases of investments Payments to Acquire Investments Name Awards Close in Time to MNPI Disclosures, Individual Name Other current liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other Schedule of Income Taxes and Effective Tax Rate Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Entity Filer Category Entity Filer Category Income Statement Location [Domain] Statement of Income Location, Balance [Domain] Letter of Credit Letter of Credit [Member] Net unrealized gain (loss) on cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent Company Selected Measure Name Company Selected Measure Name