Concentration of Risk and Segment Data (Revenues Disaggregated by Segment) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Feb. 28, 2022	Feb. 28, 2021	Feb. 28, 2022	Feb. 28, 2021
Disaggregation of Revenue [Line Items]
Net revenue	$ 7,553	$ 6,828	$ 16,120	$ 14,661
Point in time
Disaggregation of Revenue [Line Items]
Net revenue	2,745	2,601	6,522	5,898
Over time
Disaggregation of Revenue [Line Items]
Net revenue	4,808	4,227	9,598	8,763
EMS
Disaggregation of Revenue [Line Items]
Net revenue	3,774	3,179	7,632	6,772
EMS | Point in time
Disaggregation of Revenue [Line Items]
Net revenue	1,327	819	2,734	1,876
EMS | Over time
Disaggregation of Revenue [Line Items]
Net revenue	2,447	2,360	4,898	4,896
DMS
Disaggregation of Revenue [Line Items]
Net revenue	3,779	3,649	8,488	7,889
DMS | Point in time
Disaggregation of Revenue [Line Items]
Net revenue	1,418	1,782	3,788	4,022
DMS | Over time
Disaggregation of Revenue [Line Items]
Net revenue	$ 2,361	$ 1,867	$ 4,700	$ 3,867