Quarterly report pursuant to Section 13 or 15(d)

Fair Value of Financial Instruments (Details)

v3.21.2
Fair Value of Financial Instruments (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Estimate of Fair Value Measurement    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Finance lease obligation $ 5,895 $ 7,009
Carrying Value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Finance lease obligation 5,834 6,811
Fair Value, Recurring | Earn-out liability    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Earn-out liability 496 6,865
Level 1 | Fair Value, Recurring | Earn-out liability    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Earn-out liability 0 0
Level 2 | Fair Value, Recurring | Earn-out liability    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Earn-out liability 0 0
Level 3 | Fair Value, Recurring | Earn-out liability    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Earn-out liability $ 496 $ 6,865