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Fair Value Measurements - Narrative (Details) - USD ($)
Nov. 30, 2024
Aug. 31, 2024
2.150% Senior Unsecured Notes Due December 2030 | Estimate of Fair Value Measurement | Unsecured Debt    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Carrying and estimated fair values of financial instruments $ 432,500,000 $ 429,700,000
Revolving Credit Facility | Line of Credit | Revolving Credit Facility    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Short-term borrowings outstanding 0 0
Approximate fair value of short term borrowings $ 0 $ 0