Income Taxes - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
Income Tax Disclosure [Abstract]
Income tax (benefit) expense	$ (1.4)	$ 2.2	$ (4.7)	$ 0.8
Pre-tax (loss) income from continuing operations	$ (133.1)	$ 4.9	$ (163.8)	$ (19.2)
Effective income tax rates	1.10%	44.90%	2.90%	(4.20%)