Leases - Schedule of Maturities of Lease Liabilities (Details) - USD ($) $ in Thousands	Aug. 31, 2021	Aug. 31, 2020
Finance Leases
2022	$ 1,865
2023	1,792
2024	1,498
2025	714
2026	595
Thereafter	1,286
Total lease payments	7,750
Less amounts representing interest	(1,159)
Total finance lease liabilities	6,591	$ 7,508
Less current maturities	(1,464)	(1,341)
Lease liabilities, net of current maturities	5,127	6,167
Operating Leases
2022	25,519
2023	24,021
2024	20,000
2025	14,703
2026	11,351
Thereafter	64,784
Total lease payments	160,378
Less amounts representing interest	(25,796)
Total operating lease liabilities	134,582
Less current maturities	(21,417)	(19,760)
Operating lease liabilities, net of current maturities	$ 113,165	$ 125,001