WARRANTIES AND CONTINGENCIES (Details) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Apr. 30, 2016 |
Apr. 30, 2015 |
|
| Movement in Standard Product Warranty Accrual | ||
| Beginning balance at beginning of period | $ 31 | $ 30 |
| Accruals for warranties including change in estimate | 33 | 22 |
| Settlements made during the period | (27) | (24) |
| Ending balance at end of period | 37 | 28 |
| Standard Product Warranty Disclosure | ||
| Accruals for warranties due within one year | 36 | 26 |
| Accruals for warranties due after one year | 1 | 2 |
| Ending balance at end of period | $ 37 | $ 28 |