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DEBT - Debt Activity in Fiscal 2020 (Details) - USD ($) |  |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Dec. 14, 2020 | Nov. 25, 2020 | Nov. 27, 2019 | Apr. 03, 2020 | Jun. 29, 2018 | Jan. 03, 2020 | Jan. 01, 2021 | Jun. 28, 2019 | Jun. 29, 2018
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Gain (loss) on extinguishment of debt |  |  |  |  |  | $ (2,000,000) | $ 2,000,000 | $ 0 | $ (24,000,000)
Fixed-rate debt |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Aggregate principal amount of debt redeemed |  |  | $ 400,000,000 |  |  |  |  |  |
Gain (loss) on extinguishment of debt |  |  |  |  | $ (22,000,000) |  |  |  |
Fixed-rate debt | 4.95% notes due February 15, 2021 (“4.95% 2021 Notes”) |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Aggregate principal amount of debt redeemed |  |  |  |  |  | $ 650,000,000 |  |  |
Debt interest rate |  |  |  |  |  | 4.95% | 4.95% |  |
Repayment of debt | $ 650,000,000 |  |  |  |  |  |  |  |
Gain (loss) on extinguishment of debt | $ 2,000,000 |  |  |  |  |  |  |  |
Fixed-rate debt | 2031 Notes |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Aggregate principal amount of debt redeemed |  | $ 650,000,000 |  |  |  |  |  |  |
Debt interest rate |  | 1.80% |  |  |  |  | 1.80% |  |
Debt issued |  | $ 650,000,000 |  |  |  |  |  |  |
Debt instrument redemption price percentage |  | 100.00% |  |  |  |  |  |  |
Redemption price upon change in control |  | 101.00% |  |  |  |  |  |  |
Debt issuance costs |  | $ 6,000,000 |  |  |  |  |  |  |
Fixed-rate debt | Treasury Rate | 4.95% notes due February 15, 2021 (“4.95% 2021 Notes”) |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt interest rate |  | 4.95% |  |  |  |  |  |  |
Fixed-rate debt | Treasury Rate | 2031 Notes |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt interest rate |  | 1.80% |  |  |  |  |  |  |
Interest rate margin |  |  | 0.15% |  |  |  |  |  |
Variable-rate debt | Floating rate notes, due April 30, 2020 |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt issued |  |  |  |  |  |  | $ 250,000,000 |  |
Variable-rate debt | 2023 Notes |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt issued |  |  |  | $ 250,000,000 |  |  |  |  |
Variable-rate debt | LIBOR | 2023 Notes |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Interest rate margin |  |  |  | 0.75% |  |  |  |  |

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