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Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Statement of Comprehensive Income [Abstract]        
Unrealized loss on interest rate swaps, tax $ 5 $ 14 $ 1 $ 59
Reclassification adjustment for losses recognized in earnings, tax (26) (31) (52) (62)
Unrealized gains (losses) on other-than-temporarily impaired securities available for sale arising during the period, tax 0 179 (47) 276
Reclassification adjustment for realized gains included in net income, tax 0 323 484 323
Unrealized gains on other securities available for sale arising during the period, tax (1,088) (991) (1,544) (2,936)
Reclassification adjustment for realized gains included in net income, tax $ 54 $ 29 $ 54 $ 29