Other Assets - Schedule of Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2022	Aug. 31, 2023	Aug. 31, 2021
Goodwill [Roll Forward]
Goodwill	$ 179,976	$ 179,976	$ 171,601
Goodwill, Acquired During Period	8,906
Disposal Group, Including Discontinued Operation, Goodwill	(531)
Corporate and Other
Goodwill [Roll Forward]
Goodwill	10,574		10,574
Disposal Group, Including Discontinued Operation, Goodwill	0
Energy
Goodwill [Roll Forward]
Goodwill	9,458		552
Goodwill, Acquired During Period	8,906
Disposal Group, Including Discontinued Operation, Goodwill	0
Ag
Goodwill [Roll Forward]
Goodwill	159,944		$ 160,475
Disposal Group, Including Discontinued Operation, Goodwill	$ 531