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Other Real Estate Owned (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Summary Other Real Estate Owned [Abstract]      
Real estate acquired in settlement of loans $ 908 $ 279  
Real Estate Owned Valuation Allowance [Roll Forward]      
Balance at beginning of year 0 0 $ 53
Losses charged to allowance 0 0 (53)
Provision charged to operating expenses 45 0 0
Balance at end of year $ 45 $ 0 $ 0