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Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Income Statement [Abstract]      
Unrealized (loss) gain during the period on available-for-sale securities, taxes $ (2,360) $ (1,311) $ 574
Reclassification adjustment for loss (gain) included in net income, taxes $ 21 $ 29 $ (72)