Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Bad Debt Allowances (Details)

v3.22.0.1
Summary of Significant Accounting Policies - Bad Debt Allowances (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Accounts Receivable, Allowance for Credit Loss [Roll Forward]    
Balance, beginning of period $ 159 $ 14
Additions 34 147
Reversal of bad debt (133) 0
Write-offs (26) (2)
Balance, end of period $ 34 $ 159