BUSINESS OVERVIEW - Schedule of Changes in Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
	Jun. 28, 2025	Sep. 26, 2025	Sep. 27, 2024	Sep. 26, 2025	Sep. 27, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance				$ 10,195.6
Other comprehensive income (loss) before reclassifications, net of income taxes		$ (10.7)
Amounts reclassified from AOCI into income:
Increase (decrease)		(0.1)
Income tax impact		0.0
Amounts reclassified from AOCI into income, net of income taxes		(0.1)
PT Separation	$ (120.0)	332.3		332.3
Ending balance		6,511.5		6,511.5
Foreign currency translation adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(253.3)	(253.3)	$ (389.3)	(431.4)	$ (291.7)
Other comprehensive income (loss) before reclassifications, net of income taxes		(10.7)	89.3	167.4	(15.3)
Amounts reclassified from AOCI into income:
Increase (decrease)		0.0	0.0	0.0	7.0
Income tax impact		0.0	0.0	0.0	0.0
Amounts reclassified from AOCI into income, net of income taxes		0.0	0.0	0.0	7.0
Net current period other comprehensive income (loss), net of income taxes		(10.7)	89.3	167.4	(8.3)
PT Separation		316.1		316.1
Ending balance		52.1	(300.0)	52.1	(300.0)
Pension & post-retirement plan benefit adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(34.0)	(34.0)	(34.3)	(34.0)	(34.4)
Other comprehensive income (loss) before reclassifications, net of income taxes		0.0	0.0	0.0	0.0
Amounts reclassified from AOCI into income:
Increase (decrease)		(0.1)	0.1	(0.1)	0.3
Income tax impact		0.0	0.0	0.0	(0.1)
Amounts reclassified from AOCI into income, net of income taxes		(0.1)	0.1	(0.1)	0.2
Net current period other comprehensive income (loss), net of income taxes		(0.1)	0.1	(0.1)	0.2
PT Separation		16.2		16.2
Ending balance		(17.9)	(34.2)	(17.9)	(34.2)
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ (287.3)	(287.3)	(423.6)	(465.4)	(326.1)
Other comprehensive income (loss) before reclassifications, net of income taxes			89.3	167.4	(15.3)
Amounts reclassified from AOCI into income:
Increase (decrease)			0.1	(0.1)	7.3
Income tax impact			0.0	0.0	(0.1)
Amounts reclassified from AOCI into income, net of income taxes			0.1	(0.1)	7.2
Net current period other comprehensive income (loss), net of income taxes		(10.8)	89.4	167.3	(8.1)
Ending balance		$ 34.2	$ (334.2)	$ 34.2	$ (334.2)