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Basis of Presentation, Summary of Significant Accounting Policies and Recent Accounting Pronouncements - Warrant Liability (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Movement in Extended Product Warranty Accrual [Roll Forward]    
Warranty liability, beginning of period $ 0 $ 0
Reduction in liability (payments) 0 0
Increase in liability (new warranties) 177 0
Warranty liability, end of period $ 177 $ 0