Revenue Recognition - Remaining Performance Obligation (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Revenue from Contract with Customer [Abstract]
Contracts expected duration	one year
Aggregate transaction price allocated to performance obligations	$ 132.6	$ 94.5
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2019-10-01
Revenue from Contract with Customer [Abstract]
Aggregate transaction price allocated to performance obligations	$ 122.3
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, expected duration	12 months