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Leases (Finance Leases Information) (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]    
Lease liabilities $ 4,093 $ 4,422
Right-of-use assets $ 3,902 $ 4,316
Weighted average remaining lease term 10 years 2 months 12 days 11 years 2 months 12 days
Weighted average discount rate 2.70% 2.70%