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Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Net income $ 6,371 $ 4,121 $ 10,746 $ 7,555
Unrealized (losses) gains on available-for-sale securities:        
Unrealized holding (losses) gains on available-for-sale securities (1,292) 1,644 (6,131) 2,280
Reclassification adjustment for losses (gains) realized in income 282 (107) 282 (252)
Other comprehensive (loss) gain on available-for-sale securities (1,010) 1,537 (5,849) 2,028
Unfunded pension and postretirement obligations:        
Changes from plan amendments and actuarial gains and losses included in accumulated other comprehensive gain 0 0 93 166
Amortization of prior service cost and net actuarial loss included in net periodic benefit cost (5) (6) (10) (12)
Other comprehensive (loss )gain on unfunded retirement obligations (5) (6) 83 154
Other comprehensive (loss) income before income tax (1,015) 1,531 (5,766) 2,182
Income tax related to other comprehensive loss (income) 214 (536) 1,211 (764)
Net other comprehensive (loss) income (801) 995 (4,555) 1,418
Comprehensive income $ 5,570 $ 5,116 $ 6,191 $ 8,973