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CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands | Total | Common Stock [Member] | Surplus [Member] | Treasury Stock [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Loss [Member]
--- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2017 | $ 403,678 | $ 15,858 | $ 283,552 | $ (8,988) | $ 114,468 | $ (1,212)
Net income | 10,807 |  |  |  | 10,807 |
Other comprehensive income (loss) | (1,757) |  |  |  |  | (1,757)
Cumulative adjustment for equity security(ASU 2016-01) |  |  |  |  | (127) | 127
Restricted stock units issued |  | 70 | (70) |  |  |
Restricted stock awards forfeitures |  | (77) | 77 |  |  |
Restricted stock units/awards repurchased on vesting to pay taxes | (1,337) | (32) | (1,305) |  |  |
Amortization of restricted stock awards/units | 976 |  | 976 |  |  |
Cash dividends declared on common stock | (853) |  |  |  | (853) |
Common stock options exercised | 52 | 5 | 47 |  |  |
Sales of shares (dividend reinvestment program) | 10,619 | 264 | 10,355 |  |  |
Issuance of shares for Employee Stock Purchase Plan | 221 | 6 | 215 |  |  |
Issuance of common stock for acquisition |  | 17 | (17) |  |  |
Balance at Mar. 31, 2018 | 422,406 | 16,111 | 293,830 | (8,988) | 124,295 | (2,842)
Balance at Dec. 31, 2018 | 469,013 | 16,459 | 309,088 | (8,988) | 154,799 | (2,345)
Net income | 11,425 |  |  |  | 11,425 |
Other comprehensive income (loss) | 616 |  |  |  |  | 616
Cumulative adjustment for leases (ASC 842) | 661 |  |  |  | 661 |
Restricted stock units issued |  | 108 | (108) |  |  |
Restricted stock units/awards repurchased on vesting to pay taxes | (964) | (30) | (934) |  |  |
Amortization of restricted stock awards/units | 1,390 |  | 1,390 |  |  |
Cash dividends declared on common stock | (967) |  |  |  | (967) |
Common stock options exercised | 4 | 1 | 3 |  |  |
Exercise of warrants, 7,109 net of 4,218 shares used to exercise, 2,891 shares |  | 2 | (2) |  |  |
Issuance of shares for Employee Stock Purchase Plan | 294 | 8 | 286 |  |  |
Issuance of common stock for acquisition |  | 1 | (1) |  |  |
Balance at Mar. 31, 2019 | $ 481,472 | $ 16,549 | $ 309,722 | $ (8,988) | $ 165,918 | $ (1,729)

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