CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Aug. 31, 2021	Aug. 31, 2020	Aug. 31, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 698	$ 57	$ 289
Other comprehensive income (loss):
Change in foreign currency translation	17	(21)	(21)
Change in derivative instruments:
Change in fair value of derivatives	35	(6)
Change in fair value of derivatives			(68)
Adjustment for net (gains) losses realized and included in net income	(41)	14
Adjustment for net (gains) losses realized and included in net income			20
Total change in derivative instruments	(6)	8
Total change in derivative instruments			(48)
Change in available for sale securities:
Unrealized loss on available for sale securities	0	(36)	(24)
Adjustment for net losses realized and included in net income	0	36	33
Total change in available for sale securities	0	0	9
Actuarial gain (loss)	17	62	(3)
Prior service cost	(19)	0	0
Total other comprehensive income (loss)	9	49	(63)
Comprehensive income	707	106	226
Comprehensive income attributable to noncontrolling interests	2	3	2
Comprehensive income attributable to Jabil Inc.	$ 705	$ 103	$ 224