Leases - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jul. 02, 2019	Jun. 30, 2020	Jul. 02, 2019
Leases [Abstract]
Deferred rent for lease amendments due to COVID-19 pandemic			$ 4.0
Sublease income	$ 0.1	$ 0.1	$ 0.5	$ 0.2
Asset impairment charge for certain operating leases	$ 0.3