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FAIR VALUE MEASUREMENTS - Narrative (Details) - Convertible debt investments - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 30, 2023 | Dec. 31, 2022 | Sep. 30, 2023
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Cost basis of investment | $ 225.9 | $ 223.0 | $ 225.8
Gross unrealized loss | 140.9 | 131.9 | 140.0
Debt Securities, Available-for-Sale, Allowance for Credit Loss | $ 101.3 | $ 0.0 | $ 101.3
Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Debt term | 3 years 8 months 12 days |  |
Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Debt term | 5 years 8 months 12 days |  |

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