Annual report pursuant to Section 13 and 15(d)

Leases (Maturities of Lease Liabilities) (Details)

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Leases (Maturities of Lease Liabilities) (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Leases [Abstract]    
2022 $ 122  
2023 47  
2024 4  
Total lease payments 173  
Less imputed interest (5)  
Total operating lease liabilities $ 168 $ 295