Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Nov. 30, 2017	Nov. 30, 2016
Income Statement [Abstract]
Revenues	$ 8,048,889	$ 8,048,250
Cost of goods sold	7,735,627	7,695,553
Gross profit	313,262	352,697
Marketing, general and administrative	140,168	147,849
Reserve and impairment charges (recoveries), net	(3,787)	18,357
Operating earnings (loss)	176,881	186,491
(Gain) loss on investments	(2,819)	7,401
Interest Expense	40,702	38,265
Other (income) loss	(22,195)	(44,401)
Equity (income) loss from investments	(38,362)	(40,328)
Income (loss) before income taxes	199,555	225,554
Income tax expense (benefit)	19,936	16,612
Net income (loss)	179,619	208,942
Net income (loss) attributable to noncontrolling interests	(464)	(208)
Net income (loss) attributable to CHS Inc.	$ 180,083	$ 209,150