Property and Equipment - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Property Plant and Equipment [Line Items]
Total Cost	$ 452.3	$ 308.6
Total accumulated depreciation and amortization	(140.4)	(112.1)
Property and equipment, net	311.9	196.5
Land
Property Plant and Equipment [Line Items]
Total Cost	0.1
Rental Fleet
Property Plant and Equipment [Line Items]
Total Cost	418.5	285.1
Total accumulated depreciation and amortization	(124.6)	(100.0)
Machinery and Equipment
Property Plant and Equipment [Line Items]
Total Cost	5.5	3.4
Autos and Trucks
Property Plant and Equipment [Line Items]
Total Cost	7.0	4.6
Leasehold Improvements
Property Plant and Equipment [Line Items]
Total Cost	8.7	7.0
Office Equipment
Property Plant and Equipment [Line Items]
Total Cost	3.1	2.3
Computer Equipment
Property Plant and Equipment [Line Items]
Total Cost	9.4	6.2
Equipment, Auto and Trucks, Leasehold Improvements and Computer and Office Equipment
Property Plant and Equipment [Line Items]
Total accumulated depreciation and amortization	$ (15.8)	$ (12.1)