INCOME TAXES - Tax Reform (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
Jul. 28, 2019 |
Jul. 29, 2018 |
Jul. 28, 2019 |
Jul. 29, 2018 |
Oct. 28, 2018 |
|
| U.S. Tax Reform | |||||
| Federal corporate statutory tax rate (as a percent) | 21.00% | 23.30% | |||
| Net deferred tax asset remeasurement | $ (62) | $ 5 | $ 477 | $ 414 | |
| Deemed earnings repatriation tax | $ (32) | (32) | 264 | 290 | |
| Total discrete tax expense (benefit) | (32) | (62) | (27) | 741 | |
| Accrued foreign withholding taxes on earnings of subsidiaries outside the U.S. | $ 63 | ||||
| Equipment Operations | |||||
| U.S. Tax Reform | |||||
| Net deferred tax asset remeasurement | (58) | 795 | |||
| Deemed earnings repatriation tax | (24) | (24) | 179 | ||
| Total discrete tax expense (benefit) | (24) | (58) | (24) | 974 | |
| Financial Services | |||||
| U.S. Tax Reform | |||||
| Net deferred tax asset remeasurement | (4) | 5 | (318) | ||
| Deemed earnings repatriation tax | (8) | (8) | 85 | ||
| Total discrete tax expense (benefit) | $ (8) | $ (4) | $ (3) | $ (233) | |