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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) - CHANGES IN AOCI BY COMPONENT (Details) - USD ($) $ in Millions | 3 Months Ended | 4 Months Ended | 6 Months Ended
--- | --- | --- | ---
Aug. 15, 2020 | Feb. 01, 2020 | Nov. 09, 2019 | Aug. 17, 2019 | May 23, 2020 | May 25, 2019 | Aug. 15, 2020 | Aug. 17, 2019
Accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Balance at the beginning of the period |  |  |  |  |  | $ 8,602 |  | $ 8,602 |
Cumulative effect of accounting change | [1] |  |  |  |  |  |  |  | $ (146)
Amounts reclassified out of AOCI |  | $ 4 |  |  | $ 10 |  |  | 8 | 18
Total other comprehensive income (loss) |  | 7 | $ (145) | $ 42 | (45) | (18) | $ (146) | (11) | (191)
Balance at the end of the period |  | 9,820 | 8,602 |  |  |  |  | 9,820 |
Accumulated Other Comprehensive Income (Loss) |  |  |  |  |  |  |  |  |
Accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Balance at the beginning of the period |  |  |  | (537) |  | (640) | (346) | (640) | (346)
Cumulative effect of accounting change |  |  |  |  |  |  |  |  | (146)
OCI before reclassifications |  |  |  |  |  |  |  | (19) | (63)
Amounts reclassified out of AOCI |  |  |  |  |  |  |  | 8 | 18
Total other comprehensive income (loss) |  | 7 | (145) | 42 | (45) | (18) | (146) | (11) | (191)
Balance at the end of the period |  | (651) | (640) |  | (537) |  |  | (651) | (537)
Cash Flow Hedging Activities |  |  |  |  |  |  |  |  |
Accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Balance at the beginning of the period |  |  |  | (60) |  | (42) | 6 | (42) | 6
Cumulative effect of accounting change |  |  |  |  |  |  |  |  | (5)
OCI before reclassifications |  |  |  |  |  |  |  | (19) | (63)
Amounts reclassified out of AOCI |  |  |  |  |  |  |  | 2 | 2
Total other comprehensive income (loss) |  |  |  |  |  |  |  | (17) | (66)
Balance at the end of the period |  | (59) | (42) |  | (60) |  |  | (59) | (60)
OCI before reclassifications, tax |  |  |  |  |  |  |  | (10) | (26)
Amounts reclassified out of AOCI, tax |  |  |  |  |  |  |  | 1 | 2
Pension and Postretirement Defined Benefit Plans |  |  |  |  |  |  |  |  |
Accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |
Balance at the beginning of the period |  |  |  | $ (477) |  | $ (598) | $ (352) | (598) | (352)
Cumulative effect of accounting change |  |  |  |  |  |  |  |  | (141)
Amounts reclassified out of AOCI |  | 3 |  |  | 9 |  |  | 6 | 16
Total other comprehensive income (loss) |  |  |  |  |  |  |  | 6 | (125)
Balance at the end of the period |  | (592) | $ (598) |  | (477) |  |  | (592) | (477)
Amounts reclassified out of AOCI, tax |  | $ 1 |  |  | $ 2 |  |  | $ 3 | $ 5
[1] | Related to the adoption of Accounting Standards Update (“ASU”) 2018-02, "Income Statement—Reporting Comprehensive Income (Topic 220): Reclassification of Certain Tax Effects from Accumulated Other Comprehensive Income."

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