Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2018
Income Statement [Abstract]
Revenues	$ 28,406,365	$ 31,900,453	$ 32,683,347
Cost of goods sold	27,424,558	30,516,120	31,591,227
Gross Profit	981,807	1,384,333	1,092,120
Marketing, general and administrative expenses	704,542	724,731	639,756
Operating earnings (loss)	277,265	659,602	452,364
Gain on disposal of business	(1,450)	(3,886)	(131,816)
Interest expense	116,977	167,065	149,202
Other income	(38,425)	(82,423)	(82,737)
Equity income from investments	(186,715)	(236,755)	(153,515)
Income before income taxes	386,878	815,601	671,230
Income tax benefit	(36,731)	(12,456)	(104,076)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	423,609	828,057	775,306
Net income (loss) attributable to noncontrolling interests	1,170	(1,823)	(601)
Earnings attributable to CHS Inc.	$ 422,439	$ 829,880	$ 775,907