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PENSION AND OTHER POSTRETIREMENT BENEFITS - Cost in Net Income and Changes in Other Comprehensive Income (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2021 | Nov. 01, 2020 | Nov. 03, 2019
Pensions |  |  |
Previous Net Periodic Benefit Cost and Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income |  |  |
Net cost | $ 101 | $ 143 | $ 70
Retirement Benefits Adjustments Included in Other Comprehensive (Income) Loss: |  |  |
Net actuarial (gain) loss | (2,821) | 438 | 887
Amortization of actuarial loss | (256) | (249) | (143)
Amortization of prior service (cost) credit | (12) | (11) | (11)
Settlements | (22) | (26) | (3)
Total (gain) loss recognized in other comprehensive (income) loss | (3,111) | 152 | 730
Total recognized in comprehensive (income) loss | (3,010) | 295 | 800
OPEB |  |  |
Previous Net Periodic Benefit Cost and Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income |  |  |
Net cost | 96 | 198 | 165
Retirement Benefits Adjustments Included in Other Comprehensive (Income) Loss: |  |  |
Net actuarial (gain) loss | (671) | (136) | 141
Amortization of actuarial loss | (27) | (29) | (16)
Amortization of prior service (cost) credit | 4 | 4 | 72
Total (gain) loss recognized in other comprehensive (income) loss | (694) | (161) | 197
Total recognized in comprehensive (income) loss | $ (598) | $ 37 | $ 362

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