v3.10.0.1

Stockholders' Equity - Changes and Reclassifications Related to Other Comprehensive Income (Loss), Net of Taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2018 | Jul. 31, 2017 | Jul. 31, 2018 | Jul. 31, 2017
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive income, net of taxes | $ 76 | $ 184 | $ 175 | $ 660
Net unrealized gains (losses) on available-for-sale securities |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive (loss) income before reclassifications |  |  | (1) |
Gains reclassified into earnings |  |  | (9) |
Change in net unrealized (losses) gains on cash flow hedges |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive (loss) income before reclassifications |  |  | 44 |
Gains reclassified into earnings |  |  | 67 |
Change in unrealized components of defined benefit plans |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive (loss) income before reclassifications |  |  | (21) |
Gains reclassified into earnings |  |  | 132 |
Change in cumulative translation adjustment |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive (loss) income before reclassifications |  |  | (37) |
Gains reclassified into earnings |  |  | 0 |
Reclassifications of gains (losses) into earnings | Net unrealized gains (losses) on available-for-sale securities |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive (loss) income before reclassifications | (2) | 6 | (1) | (12)
Gains reclassified into earnings | 0 | 0 | (9) | 0
Other comprehensive income, net of taxes | (2) | 6 | (10) | (12)
Reclassifications of gains (losses) into earnings | Change in net unrealized (losses) gains on cash flow hedges |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive (loss) income before reclassifications | 129 | (86) | 44 | 27
Gains reclassified into earnings | (38) | 5 | 67 | (196)
Other comprehensive income, net of taxes | 91 | (81) | 111 | (169)
Reclassifications of gains (losses) into earnings | Change in unrealized components of defined benefit plans |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive income, net of taxes | 25 | 214 | 111 | 831
Reclassifications of gains (losses) into earnings | (Losses) gains arising during the period |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Gains reclassified into earnings | (22) | 197 | (21) | 662
Reclassifications of gains (losses) into earnings | Amortization of actuarial loss and prior service benefit |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Gains reclassified into earnings | 43 | 52 | 133 | 215
Reclassifications of gains (losses) into earnings | Curtailments, settlements and other |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive income, net of taxes | 4 | (35) | (1) | (46)
Reclassifications of gains (losses) into earnings | Change in cumulative translation adjustment |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Other comprehensive income, net of taxes | $ (38) | $ 45 | $ (37) | $ 10

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