Concentration of Risk and Segment Data - Revenues Disaggregated by Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Aug. 31, 2023	Aug. 31, 2022	Aug. 31, 2021
Disaggregation of Revenue [Line Items]
Net revenue	$ 34,702	$ 33,478	$ 29,285
Point in time
Disaggregation of Revenue [Line Items]
Net revenue	11,547	12,930	11,647
Over time
Disaggregation of Revenue [Line Items]
Net revenue	23,155	20,548	17,638
EMS
Disaggregation of Revenue [Line Items]
Net revenue	16,749	16,737	13,904
EMS | Point in time
Disaggregation of Revenue [Line Items]
Net revenue	5,094	6,112	4,464
EMS | Over time
Disaggregation of Revenue [Line Items]
Net revenue	11,655	10,625	9,440
DMS
Disaggregation of Revenue [Line Items]
Net revenue	17,953	16,741	15,381
DMS | Point in time
Disaggregation of Revenue [Line Items]
Net revenue	6,453	6,818	7,183
DMS | Over time
Disaggregation of Revenue [Line Items]
Net revenue	$ 11,500	$ 9,923	$ 8,198