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Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Statement Of Income And Comprehensive Income [Abstract]    
Net unrealized gain on available for sale securities, tax $ 57 $ 196
Reclassification adjustment from AOCI for sale of securities, tax expense $ (5) $ (38)