Restructuring, Severance and Related Charges (Summary of Restructuring and Related Charges) (Details) - USD ($) $ in Millions	12 Months Ended
	Aug. 31, 2021	Aug. 31, 2020	Aug. 31, 2019
Restructuring Cost and Reserve [Line Items]
Restructuring, severance and related charges	$ 10	$ 157	$ 26
Operating Segments | EMS
Restructuring Cost and Reserve [Line Items]
Restructuring, severance and related charges	0	62	21
Operating Segments | DMS
Restructuring Cost and Reserve [Line Items]
Restructuring, severance and related charges	9	76	3
Non-allocated Charges
Restructuring Cost and Reserve [Line Items]
Restructuring, severance and related charges	1	19	2
Employee severance and benefit costs
Restructuring Cost and Reserve [Line Items]
Restructuring, severance and related charges	5	94	16
Employee severance and benefit costs | Reduction in worldwide workforce
Restructuring Cost and Reserve [Line Items]
Restructuring, severance and related charges		57
Lease costs
Restructuring Cost and Reserve [Line Items]
Restructuring, severance and related charges	(1)	8	0
Asset write-off costs
Restructuring Cost and Reserve [Line Items]
Restructuring, severance and related charges	5	33	(4)
Other costs
Restructuring Cost and Reserve [Line Items]
Restructuring, severance and related charges	$ 1	$ 22	$ 14