LEASES - Maturity of Lease Liabilities (Details) - USD ($) $ in Thousands	May 31, 2022	Aug. 31, 2021
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
Year 1	$ 36,496
Year 2	30,653
Year 3	24,942
Year 4	19,898
Year 5	13,750
Thereafter	28,500
Total lease payments	154,239
Less imputed interest	(17,083)
Present value of lease liabilities	137,156	$ 119,842
Finance Lease, Liability, Payment, Due [Abstract]
Year 1	19,890
Year 2	17,390
Year 3	12,538
Year 4	5,730
Year 5	2,467
Thereafter	331
Total lease payments	58,346
Less imputed interest	(3,381)
Present value of lease liabilities	$ 54,965	$ 52,144