ACCUMULATED OTHER COMPREHENSIVE LOSS - Changes in AOCI (Details) - USD ($) $ in Millions	3 Months Ended						9 Months Ended
	Oct. 02, 2021	Jul. 03, 2021	Apr. 03, 2021	Sep. 26, 2020	Jun. 27, 2020	Mar. 28, 2020	Oct. 02, 2021	Sep. 26, 2020
Accumulated other comprehensive (loss):
Beginning balance	$ 11,086.0	$ 11,404.8	$ 11,066.4	$ 9,965.6	$ 8,959.2	$ 9,142.2	$ 11,066.4	$ 9,142.2
Other comprehensive (loss) income before reclassifications							(184.3)	(77.6)
Reclassification adjustments to earnings							23.2	1.1
Net other comprehensive (loss) income	(87.8)	24.4	(97.7)	79.5	102.8	(258.8)	(161.1)	(76.5)
Ending balance	11,318.2	11,086.0	11,404.8	10,379.3	9,965.6	8,959.2	11,318.2	10,379.3
Currency translation adjustment and other
Accumulated other comprehensive (loss):
Beginning balance			(1,235.3)			(1,517.2)	(1,235.3)	(1,517.2)
Other comprehensive (loss) income before reclassifications							(239.7)	(29.2)
Reclassification adjustments to earnings							0.0	0.0
Net other comprehensive (loss) income							(239.7)	(29.2)
Ending balance	(1,475.0)			(1,546.4)			(1,475.0)	(1,546.4)
Unrealized (losses) gains on cash flow hedges, net of tax
Accumulated other comprehensive (loss):
Beginning balance			(103.0)			(54.2)	(103.0)	(54.2)
Other comprehensive (loss) income before reclassifications							42.9	(61.7)
Reclassification adjustments to earnings							13.5	0.6
Net other comprehensive (loss) income							56.4	(61.1)
Ending balance	(46.6)			(115.3)			(46.6)	(115.3)
Unrealized gains (losses) on net investment hedges, net of tax
Accumulated other comprehensive (loss):
Beginning balance			72.8			97.3	72.8	97.3
Other comprehensive (loss) income before reclassifications							5.9	10.3
Reclassification adjustments to earnings							(3.0)	(10.4)
Net other comprehensive (loss) income							2.9	(0.1)
Ending balance	75.7			97.2			75.7	97.2
Pension (losses) gains, net of tax
Accumulated other comprehensive (loss):
Beginning balance			(448.2)			(410.5)	(448.2)	(410.5)
Other comprehensive (loss) income before reclassifications							6.6	3.0
Reclassification adjustments to earnings							12.7	10.9
Net other comprehensive (loss) income							19.3	13.9
Ending balance	(428.9)			(396.6)			(428.9)	(396.6)
Accumulated Other Comprehensive Loss
Accumulated other comprehensive (loss):
Beginning balance	(1,787.0)	(1,811.4)	(1,713.7)	(2,040.6)	(2,143.4)	(1,884.6)	(1,713.7)	(1,884.6)
Net other comprehensive (loss) income	(87.8)	24.4	(97.7)	79.5	102.8	(258.8)
Ending balance	$ (1,874.8)	$ (1,787.0)	$ (1,811.4)	$ (1,961.1)	$ (2,040.6)	$ (2,143.4)	$ (1,874.8)	$ (1,961.1)