Segment Reporting Segment Reporting Information by Item Category (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Feb. 16, 2020 |
Feb. 17, 2019 |
Feb. 16, 2020 |
Feb. 17, 2019 |
|
| Disaggregation of Revenue [Line Items] | ||||
| Total Revenue | $ 39,072 | $ 35,396 | $ 76,112 | $ 70,465 |
| Food and Sundries [Member] | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Total Revenue | 14,984 | 13,966 | 29,516 | 27,607 |
| Hardlines [Member] | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Total Revenue | 6,774 | 5,770 | 12,617 | 11,610 |
| Fresh Food [Member] | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Total Revenue | 5,079 | 4,690 | 9,655 | 8,983 |
| Softlines [Member] | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Total Revenue | 4,504 | 4,224 | 8,801 | 8,347 |
| Ancillary | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Total Revenue | 6,915 | 5,978 | 13,903 | 12,392 |
| Net sales | ||||
| Disaggregation of Revenue [Line Items] | ||||
| Total Revenue | $ 38,256 | $ 34,628 | $ 74,492 | $ 68,939 |