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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 29, 2025 USD ($) | Mar. 30, 2024 USD ($) | Mar. 29, 2025 USD ($) | Mar. 30, 2024 USD ($) | Sep. 30, 2024 USD ($) | Mar. 14, 2025 USD ($) | Sep. 01, 2024 USD ($) | Oct. 27, 2023 USD ($)
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Percentage of annual net sales |  |  | 75.00% |  |  |  |  |
Investment in unconsolidated affiliates | $ 40.6 | $ 83.8 | $ 40.6 | $ 83.8 | $ 45.2 |  |  |
Percentage of appreciation |  |  |  |  |  | 0.05 |  |
Other assets | 509.1 | 624.3 | 509.1 | 624.3 | 574.1 |  |  |
Liabilities | 3,826.8 | 4,175.1 | 3,826.8 | 4,175.1 | 3,262.5 |  |  |
Accounts Receivable, Held-for-Sale |  |  |  |  |  |  | $ 750.0 | $ 600.0
Net receivables derecognized |  |  | 598.2 | 582.8 | 186.6 |  |  |
Proceeds from Sale of Other Receivables | 748.2 | 758.2 | 1,022.2 | 955.5 |  |  |  |
Discount On Sale Of Other Receivables | 7.9 | 10.7 | 11.2 | 12.9 |  |  |  |
Supplier Finance Program, Obligation | $ 32.5 | $ 38.5 | 32.5 | 38.5 | $ 12.5 |  |  |
Supplier Finance Program, Obligation, Settlement |  |  | 155.4 | 153.0 |  |  |  |
Noncash investing activities for unpaid liabilities incurred |  |  | 6.2 | 10.1 |  |  |  |
Investments in unconsolidated affiliates |  |  | $ 0.0 | $ (21.4) |  |  |  |
Fluent |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Investment in unconsolidated affiliates |  |  |  |  |  | $ 39.0 |  |
Minimum |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Supplier Finance Program, Payment Timing, Period | 30 days |  | 30 days |  |  |  |  |
Maximum |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Supplier Finance Program, Payment Timing, Period | 60 days |  | 60 days |  |  |  |  |
Standby Letters of Credit |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Senior secured credit facilities, maximum borrowing capacity |  |  |  |  |  |  |  | $ 75.0
Variable Interest Entity, Primary Beneficiary |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Investment in unconsolidated affiliates | $ 10.7 |  | $ 10.7 |  |  |  |  |
Other assets | 28.3 |  | 28.3 |  |  |  |  |
Liabilities | $ 39.0 |  | $ 39.0 |  |  |  |  |
Promissory Note |  |  |  |  |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Convertible debt |  |  |  |  |  | $ 39.0 |  |

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