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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Statement of Comprehensive Income [Abstract] |  |  |  |
Net income | $ 19,902 | $ 13,077 | $ 41,680 | $ 32,640
Unrealized gains and losses: |  |  |  |
Unrealized holding (losses) gains on available-for-sale securities arising during the period | (2,840) | 415 | (9,639) | 1,332
Tax effect | 729 | (165) | 2,466 | (525)
Net of tax | (2,111) | 250 | (7,173) | 807
Reclassification adjustment for realized gains included in net income |  |  |  | (1,596)
Tax effect |  |  |  | 579
Net of tax |  |  |  | (1,017)
Unrealized gains (losses) on cash flow hedges | 14 | 119 | 1,108 | 76
Tax effect | (5) | (48) | (312) | (31)
Net of tax | 9 | 71 | 796 | 45
Unrealized pension plan gains (losses): |  |  |  |
Unrealized pension plan gains (losses) before reclassifications |  |  | 236 | (2)
Tax effect |  |  | (67) | 1
Net of tax |  |  | 169 | (1)
Reclassification adjustment for amortization included in net income | 91 | 103 | 274 | 309
Tax effect | (26) | (42) | (77) | (126)
Net of tax | 65 | 61 | 197 | 183
Total other comprehensive (loss) income | (2,037) | 382 | (6,011) | 17
Total comprehensive income | $ 17,865 | $ 13,459 | $ 35,669 | $ 32,657

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