Schedule II - Valuation and Qualifying Accounts and Reserves (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2025 |
Aug. 31, 2024 |
|
| Allowances for doubtful accounts | |||
| SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at Beginning of Year | $ 81,712 | $ 79,809 | $ 76,627 |
| Additions: Charged to Costs and Expenses | 14,394 | 4,850 | 8,359 |
| Deductions: Write-offs, Net of Recoveries | (2,583) | (2,947) | (5,177) |
| Balance at End of Year | 93,523 | 81,712 | 79,809 |
| Valuation allowance for deferred tax assets | |||
| SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at Beginning of Year | 205,637 | 166,590 | 182,466 |
| Additions: Charged to Costs and Expenses | 26,680 | 47,387 | 6,745 |
| Deductions: Write-offs, Net of Recoveries | (15,272) | (8,340) | (22,621) |
| Balance at End of Year | $ 217,045 | $ 205,637 | $ 166,590 |