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LONG-TERM DEBT - Narrative (Details) - USD ($) | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
May 30, 2021 | Feb. 28, 2021 | Nov. 29, 2020 | Aug. 30, 2020 | May 31, 2020 | Feb. 23, 2020 | Nov. 25, 2018 | May 30, 2021 | May 31, 2020 | May 26, 2019 | Oct. 26, 2018 | Aug. 26, 2018
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount | $ 8,348,200,000 |  |  |  | $ 9,786,700,000 |  |  | $ 8,348,200,000 | $ 9,786,700,000 |  |  |
Repayments of long-term debt |  |  |  |  |  |  |  | 2,514,500,000 | 947,500,000 | $ 3,972,700,000 |  |
Impact of interest rate swap contracts designated as cash flow hedges |  |  |  |  |  |  |  | 1,600,000 | 3,300,000 | 1,900,000 |  |
Proceeds from settlement of interest rate swaps |  |  |  |  |  |  |  | 0 | 0 | (47,500,000) |  |
Loss on early extinguishment of debt |  |  |  |  |  |  |  | 68,700,000 | 1,000,000.0 | 5,500,000 |  |
Interest paid from continuing operations |  |  |  |  |  |  |  | 445,600,000 | 494,600,000 | 375,600,000 |  |
Interest Rate Swap |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from settlement of interest rate swaps |  |  |  |  |  |  | $ 47,500,000 |  |  |  |  |
Pinnacle Foods Inc. (Pinnacle) |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  |  |  |  |  |  |  |  |  |  | $ 8,330,000,000 |
Repayments of long-term debt |  |  |  |  |  |  | 2,400,000,000 |  |  |  |  |
Term Loan Credit Agreement |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  |  |  |  | 400,000,000.0 | 900,000,000.0 |  |
Credit Agreement |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  | 600,000,000.0 |  |  |  | 600,000,000.0 |  |  |
Increase to aggregate principal amount |  |  |  |  | 750,000,000.0 |  |  |  | 750,000,000.0 |  |  |
Interest Expense |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Impact of interest rate swap contracts designated as cash flow hedges |  |  |  |  |  |  |  | $ 3,300,000 | 3,500,000 | 2,000,000.0 |  |
Bridge Financing |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  |  |  |  |  | $ 9,000,000,000.0
Costs incurred in connection with bridge financing |  |  |  |  |  |  |  |  |  |  |  | $ 45,700,000
Bridge Financing | Interest Expense |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net interest expense resulting from amortization of incurred costs |  |  |  |  |  |  |  |  |  | 11,900,000 |  |
Bridge Financing | SG&A expenses |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Net interest expense resulting from amortization of incurred costs |  |  |  |  |  |  |  |  |  | $ 33,800,000 |  |
Senior debt | New Senior Unsecured Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  |  |  |  |  |  | 7,025,000,000.000 |  |  |  |  |
Senior debt | 5.875% Senior notes due January 15, 2024 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  |  |  | $ 350,000,000.0 |  |  |  |  |
Stated interest rate |  |  |  |  |  |  | 5.875% |  |  |  |  |
Charge recognized upon early retirement of debt |  |  |  |  |  |  | $ 3,900,000 |  |  |  |  |
Senior debt | 3.2% Senior Notes due January 25, 2023 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  | $ 400,000,000.0 |  |  |  |  |  |  |  |  |  |
Stated interest rate |  | 3.20% |  |  |  |  |  |  |  |  |  |
Senior debt | 1.375% Senior Notes due November 01, 2027 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  |  | $ 1,000,000,000.0 |  |  |  |  |  |  |  |  |
Stated interest rate |  |  | 1.375% |  |  |  |  |  |  |  |  |
Senior debt | 3.8% Senior Notes due October 22, 2021 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  | $ 1,200,000,000 |  |  |  |  |  |  |  |  |
Stated interest rate |  |  | 3.80% |  |  |  |  |  |  |  |  |
Senior debt | Floating Rate Notes due on October 9, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  | $ 500,000,000.0 |  |  |  |  |  |  |  |  |
Senior debt | 4.95% Senior Notes due August 15, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  | $ 126,600,000 |  |  |  |  |  |  |  |
Stated interest rate |  |  |  | 4.95% |  |  |  |  |  |  |  |
Senior debt | Floating Rate Notes due October 22, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  |  |  | $ 275,000,000.0 | $ 250,000,000.0 |  |  | $ 525,000,000.0 |  |  |
Senior debt | SG&A expenses | 3.2% Senior Notes due January 25, 2023 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Loss on early extinguishment of debt |  | $ 24,400,000 |  |  |  |  |  |  |  |  |  |
Senior debt | SG&A expenses | 3.8% Senior Notes due October 22, 2021 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Loss on early extinguishment of debt |  |  | $ 44,300,000 |  |  |  |  |  |  |  |  |
Unsecured Debt | Term Loan Credit Agreement |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Aggregate principal amount |  |  |  |  |  |  | 1,300,000,000 |  |  |  |  |
Unsecured Debt | Three-year Term Loans Maturing on October 26, 2021 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from new Term Loan Facility |  |  |  |  |  |  | $ 650,000,000.0 |  |  |  |  |
Debt Instrument, Term |  |  |  |  |  |  | 3 years |  |  |  |  |
Unsecured Debt | Five-year Term Loans Maturing on October 26, 2023 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from new Term Loan Facility |  |  |  |  |  |  | $ 650,000,000.0 |  |  |  |  |
Debt Instrument, Term |  |  |  |  |  |  | 5 years |  |  |  |  |
Subordinated debt | 9.75% subordinated debt due March 1, 2021 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt | $ 195,900,000 |  |  |  |  |  |  |  |  |  |  |
Stated interest rate | 9.75% |  |  |  |  |  |  | 9.75% |  |  |  |

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