Receivables - Schedule of Receivables (Details) - USD ($) $ in Thousands	Feb. 28, 2022	Aug. 31, 2021
Receivables [Abstract]
Trade accounts receivable	$ 2,705,414	$ 2,047,198
CHS Capital short-term notes receivable	559,987	505,778
Other	383,662	451,630
Receivables, gross	3,649,063	3,004,606
Less: allowances and reserves	154,175	143,722
Total receivables	$ 3,494,888	$ 2,860,884