Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Summary of Property Plant and Equipment and Rental Equipment with Associated Accumulated Depreciation (Details)

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Summary of Significant Accounting Policies - Summary of Property Plant and Equipment and Rental Equipment with Associated Accumulated Depreciation (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Property Plant And Equipment [Line Items]    
Property and equipment $ 95,113 $ 90,595
Accumulated depreciation 51,844 51,669
Property and equipment, net 43,269 38,926
Rental equipment    
Property Plant And Equipment [Line Items]    
Property and equipment 61,679 59,073
Accumulated depreciation 31,320 33,355
Property and equipment, net 30,359 25,718
Other property and equipment    
Property Plant And Equipment [Line Items]    
Property and equipment 33,434 31,522
Accumulated depreciation 20,524 18,314
Property and equipment, net $ 12,910 $ 13,208