Condensed Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jul. 01, 2023	Jul. 02, 2022	Jul. 01, 2023	Jul. 02, 2022
Income Statement [Abstract]
Net sales	$ 1,193.1	$ 1,121.7	$ 2,374.8	$ 2,196.2
Cost of sales	765.1	749.6	1,532.9	1,486.3
Gross profit	428.0	372.1	841.9	709.9
Operating expenses
Distribution	28.6	29.5	57.2	53.9
Research and development	32.2	31.5	63.3	60.8
Selling	171.1	150.8	339.0	286.4
Administration	132.6	157.8	267.6	280.1
Restructuring	6.7	9.5	10.2	13.1
Other operating (income) expense, net	0.0	(0.1)	(0.8)	0.8
Total operating expenses	371.2	379.0	736.5	695.1
Operating income (loss)	56.8	(6.9)	105.4	14.8
Interest expense, net	44.0	38.3	87.6	74.1
Other (income) expense, net	(9.7)	53.8	(9.0)	52.7
Loss on extinguishment of debt	0.0	9.3	0.0	9.3
Income (loss) from continuing operations before income taxes	22.5	(108.3)	26.8	(121.3)
Income tax expense (benefit)	13.6	(43.4)	19.0	(55.1)
Income (loss) from continuing operations	8.9	(64.9)	7.8	(66.2)
Income (loss) from discontinued operations, net of tax	(0.5)	(0.2)	(2.4)	(1.4)
Net income (loss)	$ 8.4	$ (65.1)	$ 5.4	$ (67.6)
Basic
Continuing operations (in dollars per share)	$ 0.07	$ (0.48)	$ 0.06	$ (0.49)
Discontinued operations (in dollars per share)	0	0	(0.02)	(0.01)
Basic earnings (loss) per share (in dollars per share)	0.06	(0.48)	0.04	(0.50)
Diluted
Continuing operations (in dollars per share)	0.06	(0.48)	0.06	(0.49)
Discontinued operations (in dollars per share)	0	0	(0.02)	(0.01)
Diluted earnings (loss) per share (in dollars per share)	$ 0.06	$ (0.48)	$ 0.04	$ (0.50)
Weighted-average shares outstanding
Basic (in shares)	135.3	134.6	135.1	134.3
Diluted (in shares)	136.6	134.6	136.5	134.3