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Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands | Total | Common stock and additional paid-in capital | Retained earnings | Accumulated other comprehensive income (loss)
--- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2015 |  | 10,753,855 |  |
Beginning balance at Dec. 31, 2015 | $ 167,498 | $ 59,970 | $ 106,673 | $ 855
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Net income | 13,689 |  | 13,689 |
Net unrealized gain on securities available for sale, net of tax | 1,585 |  |  | 1,585
Net unrealized loss on cash flow hedging derivative instruments | 58 |  |  | 58
Net unrealized loss on securities transferred from available for sale to held to maturity, net of tax | (12) |  |  | (12)
Comprehensive income | 15,320 |  | 13,689 | 1,631
Cash dividends declared | (7,333) |  | (7,333) |
Equity compensation expense | 215 | $ 215 |  |
Payment to repurchase of common stock (in shares) |  | (7,053) |  |
Payment to repurchase common stock | (129) |  | (129) |
Tax benefit from vesting of restricted stock | 32 | $ 32 |  |
Issuance of restricted stock (in shares) |  | 21,847 |  |
Proceeds from sale of common stock (in shares) |  | 19,680 |  |
Proceeds from sale of common stock | $ 391 | $ 391 |  |
Ending balance (in shares) at Sep. 30, 2016 | 10,788,329 | 10,788,329 |  |
Ending balance at Sep. 30, 2016 | $ 175,994 | $ 60,608 | 112,900 | 2,486
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Net income | 4,562 |  |  |
Net unrealized gain on securities available for sale, net of tax | (1,292) |  |  |
Net unrealized loss on securities transferred from available for sale to held to maturity, net of tax | $ 9 |  |  |
Ending balance (in shares) at Sep. 30, 2016 | 10,788,329 | 10,788,329 |  |
Ending balance at Sep. 30, 2016 | $ 175,994 | $ 60,608 | 112,900 | 2,486
Beginning balance (in shares) at Dec. 31, 2016 | 10,793,946 | 10,793,946 |  |
Beginning balance at Dec. 31, 2016 | $ 172,521 | $ 60,831 | 111,693 | (3)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Net income | 14,502 |  | 14,502 |
Net unrealized gain on securities available for sale, net of tax | 110 |  |  | 110
Net unrealized loss on cash flow hedging derivative instruments | (128) |  |  | (128)
Net unrealized loss on securities transferred from available for sale to held to maturity, net of tax | (11) |  |  | (11)
Comprehensive income | 14,473 |  | 14,502 | (29)
Cash dividends declared | (7,682) |  | (7,682) |
Equity compensation expense | 247 | $ 247 |  |
Payment to repurchase of common stock (in shares) |  | (5,560) |  |
Payment to repurchase common stock | (153) |  | (153) |
Issuance of restricted stock (in shares) |  | 18,850 |  |
Proceeds from sale of common stock (in shares) |  | 17,488 |  |
Proceeds from sale of common stock | $ 476 | $ 476 |  |
Ending balance (in shares) at Sep. 30, 2017 | 10,824,724 | 10,824,724 |  |
Ending balance at Sep. 30, 2017 | $ 179,882 | $ 61,554 | 118,360 | (32)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Net income | 4,982 |  |  |
Net unrealized gain on securities available for sale, net of tax | (240) |  |  |
Net unrealized loss on securities transferred from available for sale to held to maturity, net of tax | $ (3) |  |  |
Ending balance (in shares) at Sep. 30, 2017 | 10,824,724 | 10,824,724 |  |
Ending balance at Sep. 30, 2017 | $ 179,882 | $ 61,554 | $ 118,360 | $ (32)

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