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Consolidated Balance Sheet Detail - Schedule of Accrued Expenses (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Accrued expenses and other:    
Accrued wages and employee benefits $ 506 $ 168
Professional fees, legal and consulting 1,252 287
Insurance 340  
Accrued taxes 190  
Accrued inventory 233 1
Warranty accrual 29  
Other 353  
Total $ 2,903 $ 456