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FAIR VALUE MEASUREMENTS - Rollforward (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 01, 2023	Apr. 02, 2022	Apr. 01, 2023	Apr. 02, 2022
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Total realized / unrealized gains (losses) included in OCI	$ (12.6)	$ 20.7	$ (38.7)	$ 29.7
Net Unrealized Gain (Loss) On Securities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Total realized / unrealized gains (losses) included in OCI	(7.3)	0.1	(34.1)	0.4
Fair value, inputs, level 3 | Fair Value, Measurements, Recurring | Convertible debt investments
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Total realized / unrealized gains included in net earnings	0.9	1.0	1.9	1.7
Fair value, inputs, level 3 | Fair Value, Measurements, Recurring | Convertible debt investments | Net Unrealized Gain (Loss) On Securities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Total realized / unrealized gains (losses) included in OCI	(7.3)	0.1	(34.1)	0.4
Fair value, inputs, level 3 | Estimated Fair Value | Fair Value, Measurements, Recurring | Convertible debt investments
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value at beginning of period	91.2	191.3	117.0	190.3
Fair value at end of period	$ 84.8	$ 192.4	$ 84.8	$ 192.4

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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- Definition

The aggregate amount of income from investments (for example, dividends) not considered a component of the entity's core operations.

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Amount before tax and reclassification adjustments of other comprehensive income (loss) attributable to parent.

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