Receivables - Narrative (Details) - USD ($) $ in Millions	6 Months Ended
	Feb. 28, 2023	Aug. 31, 2022
Notes Receivable, Long-Term
CHS Capital long-term notes receivable additional available credit of counterparty	$ 951.2
CHS Capital Notes Receivable [Member]
Notes Receivable, Long-Term
CHS Capital long-term notes receivable, non-current, term	10 years
CHS Capital long-term notes receivable	$ 106.1	$ 54.3
Commercial Notes to Notes and Loans Receivable, Net, Percentage	47.00%	25.00%
Producer Notes to Notes and Loans Receivable, Net, Percentage	53.00%	75.00%