FAIR VALUE MEASURES - Schedule of Principal Amount and Fair Value of Outstanding Debt (Details) - USD ($) $ in Thousands	May 31, 2026	Aug. 31, 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal Amount	$ 1,395,000	$ 1,375,000
Estimated Fair Value	1,342,461	1,325,871
Unamortized discounts and debt issuance costs	(5,299)	(6,740)
Total debt	1,389,701	1,368,260
Senior Notes \| 2027 Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal Amount	500,000	500,000
Senior Notes \| 2032 Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal Amount	500,000	500,000
Line of Credit \| 2025 Credit Agreement \| Term Facility
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal Amount	375,000	375,000
Line of Credit \| 2025 Credit Agreement \| Revolving Credit Facility
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Principal Amount	20,000	0
Level 1 \| Senior Notes \| 2027 Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Estimated Fair Value	494,320	490,565
Level 1 \| Senior Notes \| 2032 Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Estimated Fair Value	453,390	460,440
Level 3 \| Line of Credit \| 2025 Credit Agreement \| Term Facility
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Estimated Fair Value	374,760	374,866
Level 3 \| Line of Credit \| 2025 Credit Agreement \| Revolving Credit Facility
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Estimated Fair Value	$ 19,991	$ 0

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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