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Consolidated Statements of Comprehensive Income (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Statement of Comprehensive Income [Abstract]        
Unrealized gains (losses) during the period, income tax expense (benefit) $ (230) $ (52) $ (470) $ 372
Less: reclassification adjustment for losses realized in net income, income tax benefit $ (26) $ (31) $ (50) $ (46)