Annual report pursuant to Section 13 and 15(d)

Lease Commitments (Details)

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Lease Commitments (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Commitments and Contingencies Disclosure [Abstract]      
Operating lease right-of-use assets $ 3,098    
Operating lease cost 700    
2020 696    
2021 796    
2022 697    
2023 537    
2024 551    
Thereafter 516    
Total lease payments 3,793    
Less: imputed interest 426    
Total operating lease liabilities 3,367    
Rent expense $ 700    
Rent expense   $ 200 $ 100