Property and Equipment, net (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 280,321	$ 270,784
Less: Accumulated depreciation	(130,853)	(123,397)
Net property and equipment	149,468	147,387
Total property and equipment, net	162,871	161,748
Land
Property, Plant and Equipment [Line Items]
Gross property and equipment	3,203	3,203
Buildings and improvements
Property, Plant and Equipment [Line Items]
Gross property and equipment	21,812	21,655
Machinery and equipment
Property, Plant and Equipment [Line Items]
Gross property and equipment	55,826	55,494
Finance lease right-of-use asset
Property, Plant and Equipment [Line Items]
Gross property and equipment	24,936	24,275
Rental equipment
Property, Plant and Equipment [Line Items]
Gross property and equipment	169,307	161,156
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Gross property and equipment	1,762	1,684
Computers and software
Property, Plant and Equipment [Line Items]
Gross property and equipment	3,475	3,317
Construction in progress
Property, Plant and Equipment [Line Items]
Total property and equipment, net	$ 13,403	$ 14,361