Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)		$ 22.0	$ 10.1	$ (110.5)	$ (5.2)
Other comprehensive (loss) income:
Currency translation adjustment		(4.8)	(0.8)	(15.1)	6.3
Income (loss) on derivative instruments, net of tax	[1],[2]	0.0	(1.0)	(11.2)	6.0
Comprehensive income (loss)		$ 17.2	8.3	(136.8)	7.1
Tax expense (benefit)			$ 1.1	3.0	$ (2.2)
Discontinued Operations, Held-for-sale or Disposed of by Sale | S&D Disposition
Tax expense (benefit)				$ (1.3)

[1] Net of $1.3 million associated tax impact that resulted in a decrease to the gain on sale of discontinued operations for the nine months ended September 26, 2020.

[2] Net of the effect of $3.0 million tax benefit for the nine months ended September 26, 2020 and $1.1 million tax benefit and $2.2 million tax expense for the three and nine months ended September 28, 2019, respectively.