Discontinued Operations - Major Components of Net Income from Discontinued Operations (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net income from discontinued operations, net of income taxes	$ 30.9	$ 3.0
Revenue, net	474.2	427.7
Income tax expense	(3.3)	(1.4)
Related Party
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue, net	1.0	1.6
Discontinued Operations, Held-for-sale or Disposed of by Sale | S&D Disposition
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue, net	97.1	148.0
Cost of sales	71.1	108.2
Operating (loss) income from discontinued operations	(0.5)	3.4
Gain on sale of discontinued operations	60.5	0.0
Net income from discontinued operations, before income taxes	59.8	3.4
Income tax expense	28.9	0.4
Net income from discontinued operations, net of income taxes	30.9	$ 3.0
Income tax expense	$ 28.5