Revenue Recognition - Remaining Performance Obligation (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Revenue from Contract with Customer [Abstract]
Contracts expected duration	one year
Aggregate transaction price allocated to performance obligations	$ 108.2	$ 76.9
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2020-10-01
Revenue from Contract with Customer [Abstract]
Aggregate transaction price allocated to performance obligations	$ 99.5
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, expected duration	12 months