Other Current Liabilities (Schedule of Other Liabilities Current) (Details) - USD ($) $ in Thousands	Aug. 31, 2021	Aug. 31, 2020
Other Liabilities Disclosure [Abstract]
Contract liabilities	$ 36,060	$ 17,296
Compensation and benefits	21,623	20,945
Warranties	12,736	10,765
Operating lease liabilities	3,991	5,123
Dealer related liabilities	3,971	3,664
Deferred revenue - lease	3,456	1,822
Accrued insurance	1,123	1,348
Tax related liabilities	1,072	3,726
Accrued environmental liabilities	965	1,115
Other	7,817	6,842
Total other current liabilities	$ 92,814	$ 72,646