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 |