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Summary of Significant Accounting Policies - Accounts Receivable (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Provision for doubtful accounts $ 1,725 $ 100
Allowance for doubtful accounts $ 1,750 25
Maximum    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Allowance for doubtful accounts   $ 100