Revenue Recognition - Contract Liabilities (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 29, 2020	Mar. 31, 2019	Jan. 01, 2020	Jan. 01, 2019
Contract with Customer, Asset
Contract Assets	$ 0.3	$ 0.3	$ 0.4	$ 1.0
Change in period	(0.1)	(0.7)
Contract Liabilities
Contract Liabilities - Current	11.7	11.4	11.5	11.3
Increase (decrease) - Current Liabilities	0.2	0.1
Contract Liabilities - Noncurrent	2.8	2.7	$ 2.9	$ 2.7
Increase (decrease) - Noncurrent Liabilities	(0.1)
Revenue recognized, contract liability	2.3	3.3
Impairment loss related to Contract Assets	$ 0.0	$ 0.0