Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Nov. 30, 2021	Nov. 30, 2020
Net income (loss)	$ 451,943	$ 69,369
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract]
Pension and other postretirement benefits	3,768	3,645
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax	(9,141)	1,669
Foreign currency translation adjustment	(10,045)	3,603
Other comprehensive income, net of tax	(15,418)	8,917
Comprehensive income (loss)	436,525	78,286
Less comprehensive income attributable to noncontrolling interests	(18)	(302)
Comprehensive Income (Loss) Attributable to CHS	$ 436,543	$ 78,588