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Borrowings (Details) - Schedule of finance lease obligations - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Short-term debt:    
Current portion of long-term debt $ 32 $ 98
Total short-term debt 32 98
Long-term debt:    
Finance lease obligations 79
Other unsecured promissory notes 692
Total 771
Less: current portion of long-term debt 32 98
Total long-term debt $ 673