GOODWILL AND INTANGIBLE ASSETS - Schedule of Intangible Assets (Details) - USD ($) $ in Millions	Sep. 27, 2024	Sep. 29, 2023
Finite-Lived Intangible Assets
Gross Carrying Amount	$ 139.2	$ 135.1
Accumulated Amortization	(123.1)	(112.7)
Net Carrying Amount	16.1	22.4
Acquired existing technology
Finite-Lived Intangible Assets
Gross Carrying Amount	73.8	72.3
Accumulated Amortization	(63.5)	(57.8)
Net Carrying Amount	10.3	14.5
Patents, licenses and other
Finite-Lived Intangible Assets
Gross Carrying Amount	12.6	12.5
Accumulated Amortization	(12.6)	(12.2)
Net Carrying Amount	0.0	0.3
Customer contracts and supplier relationship
Finite-Lived Intangible Assets
Gross Carrying Amount	52.8	50.3
Accumulated Amortization	(47.0)	(42.7)
Net Carrying Amount	$ 5.8	$ 7.6