Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Components - Summary of Property Plant and Equipment and Rental Equipment with Associated Accumulated Depreciation (Details)

v3.20.2
Balance Sheet Components - Summary of Property Plant and Equipment and Rental Equipment with Associated Accumulated Depreciation (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Property Plant And Equipment [Line Items]    
Property and equipment $ 70,475 $ 64,294
Accumulated depreciation 45,155 44,856
Property and equipment, net 25,320 19,438
Rental equipment    
Property Plant And Equipment [Line Items]    
Property and equipment 44,464 39,308
Accumulated depreciation 30,625 30,984
Property and equipment, net 13,839 8,324
Other property and equipment    
Property Plant And Equipment [Line Items]    
Property and equipment 26,011 24,986
Accumulated depreciation 14,530 13,872
Property and equipment, net $ 11,481 $ 11,114