XML 79 R69.htm IDEA: XBRL DOCUMENT v3.21.1
Stockholders' Deficit - Changes and Reclassifications Related to Other Comprehensive Income, Net of Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Apr. 30, 2021
Apr. 30, 2020
Apr. 30, 2021
Apr. 30, 2020
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Unrealized (losses) gains arising during the period     $ (287)  
Losses (gains) reclassified into earnings     209  
Other comprehensive income (loss), net of taxes $ 153 $ 158 (77) $ 175
Change in unrealized gains (losses) on available-for-sale securities        
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Unrealized (losses) gains arising during the period 0 (2) 3 (1)
Losses (gains) reclassified into earnings     0  
Net unrealized (losses) gains on cash flow hedges        
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Unrealized (losses) gains arising during the period (28) 198 (347) 242
Losses (gains) reclassified into earnings 132 (37) 177 (86)
Other comprehensive income (loss), net of taxes 104 161 (170) 156
Tax provision on gains arising during the period        
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Unrealized (losses) gains arising during the period 31 (1) 30 (1)
Tax benefit on amortization of actuarial loss and prior service benefit        
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Losses (gains) reclassified into earnings 16 16 32 31
Curtailments, settlements and other        
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Losses (gains) reclassified into earnings 0 1 1 1
Change in unrealized components of defined benefit plans        
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Unrealized (losses) gains arising during the period     30  
Losses (gains) reclassified into earnings     32  
Other comprehensive income (loss), net of taxes 47 16 63 31
Change in cumulative translation adjustment        
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]        
Unrealized (losses) gains arising during the period     27  
Losses (gains) reclassified into earnings     0  
Change in cumulative translation adjustment $ 2 $ (17) $ 27 $ (11)