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Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands | Total | Common stock | Additional paid-in capital | Retained earnings | Accumulated Other Comprehensive Loss | Treasury stock
--- | --- | --- | --- | --- | --- | ---
Common shares outstanding at Dec. 31, 2017 |  | 8,763,539 |  |  |  |
Beginning balance at Dec. 31, 2017 | $ 169,278 | $ 90 | $ 78,620 | $ 98,906 | $ (1,238) | $ (7,100)
Net income | 3,649 |  |  | 3,649 |  |
Other comprehensive income (loss) | (503) |  |  |  | (503) |
Share-based compensation - restricted shares, shares issued |  | 1,055 |  |  |  |
Share-based compensation - restricted shares | 286 | $ 0 | 286 |  |  |
Cash dividends ($0.15 per share during 2019 and $0.14 per share during 2018) | (1,226) |  |  | (1,226) |  |
Treasury stock purchased, shares |  | (174) |  |  |  |
Treasury stock purchased | (4) |  |  |  |  | (4)
Common shares outstanding at Mar. 31, 2018 |  | 8,764,420 |  |  |  |
Ending balance at Mar. 31, 2018 | 171,480 | $ 90 | 78,906 | 101,329 | (1,741) | (7,104)
Common shares outstanding at Dec. 31, 2017 |  | 8,763,539 |  |  |  |
Beginning balance at Dec. 31, 2017 | 169,278 | $ 90 | 78,620 | 98,906 | (1,238) | (7,100)
Net income | 12,239 |  |  |  |  |
Common shares outstanding at Sep. 30, 2018 |  | 8,793,941 |  |  |  |
Ending balance at Sep. 30, 2018 | 177,542 | $ 91 | 79,369 | 107,460 | (2,000) | (7,378)
Common shares outstanding at Mar. 31, 2018 |  | 8,764,420 |  |  |  |
Beginning balance at Mar. 31, 2018 | 171,480 | $ 90 | 78,906 | 101,329 | (1,741) | (7,104)
Net income | 3,289 |  |  | 3,289 |  |
Other comprehensive income (loss) | (83) |  |  |  | (83) |
Share-based compensation - restricted shares, shares issued |  | (4,087) |  |  |  |
Share-based compensation - restricted shares | 220 | $ 0 | 220 |  |  |
Cash dividends ($0.15 per share during 2019 and $0.14 per share during 2018) | (1,227) |  |  | (1,227) |  |
Treasury stock purchased, shares |  | (230) |  |  |  |
Treasury stock purchased | (7) |  |  |  |  | (7)
Common shares outstanding at Jun. 30, 2018 |  | 8,760,103 |  |  |  |
Ending balance at Jun. 30, 2018 | 173,672 | $ 90 | 79,126 | 103,391 | (1,824) | (7,111)
Net income | 5,301 |  |  | 5,301 |  |
Other comprehensive income (loss) | (176) |  |  |  | (176) |
Share-based compensation - restricted shares, shares issued |  | 45,831 |  |  |  |
Share-based compensation - restricted shares | 244 | $ 1 | 243 |  |  |
Cash dividends ($0.15 per share during 2019 and $0.14 per share during 2018) | (1,232) |  |  | (1,232) |  |
Treasury stock purchased, shares |  | (11,993) |  |  |  |
Treasury stock purchased | (267) |  |  |  |  | (267)
Common shares outstanding at Sep. 30, 2018 |  | 8,793,941 |  |  |  |
Ending balance at Sep. 30, 2018 | $ 177,542 | $ 91 | 79,369 | 107,460 | (2,000) | (7,378)
Common shares outstanding at Dec. 31, 2018 | 8,785,480 | 8,785,480 |  |  |  |
Beginning balance at Dec. 31, 2018 | $ 180,707 | $ 91 | 79,623 | 110,310 | (1,684) | (7,633)
Cumulative Effect of New Accounting Principle in Period of Adoption at Dec. 31, 2018 | 687 |  |  | 687 |  |
Net income | 5,899 |  |  | 5,899 |  |
Other comprehensive income (loss) | 279 |  |  |  | 279 |
Share-based compensation - restricted shares, shares issued |  | 49,730 |  |  |  |
Share-based compensation - restricted shares | 318 | $ 0 | 318 |  |  |
Cash dividends ($0.15 per share during 2019 and $0.14 per share during 2018) | (1,312) |  |  | (1,312) |  |
Treasury stock purchased, shares |  | (70,074) |  |  |  |
Treasury stock purchased | (1,478) |  |  |  |  | (1,478)
Common shares outstanding at Mar. 31, 2019 |  | 8,765,136 |  |  |  |
Ending balance at Mar. 31, 2019 | $ 185,100 | $ 91 | 79,941 | 115,584 | (1,405) | (9,111)
Common shares outstanding at Dec. 31, 2018 | 8,785,480 | 8,785,480 |  |  |  |
Beginning balance at Dec. 31, 2018 | $ 180,707 | $ 91 | 79,623 | 110,310 | (1,684) | (7,633)
Cumulative Effect of New Accounting Principle in Period of Adoption at Dec. 31, 2018 | 687 |  |  | 687 |  |
Net income | $ 17,556 |  |  |  |  |
Common shares outstanding at Sep. 30, 2019 | 8,636,085 | 8,636,085 |  |  |  |
Ending balance at Sep. 30, 2019 | $ 190,792 | $ 92 | 80,740 | 124,628 | (1,655) | (13,013)
Common shares outstanding at Mar. 31, 2019 |  | 8,765,136 |  |  |  |
Beginning balance at Mar. 31, 2019 | 185,100 | $ 91 | 79,941 | 115,584 | (1,405) | (9,111)
Net income | 6,572 |  |  | 6,572 |  |
Other comprehensive income (loss) | 319 |  |  |  | 319 |
Share-based compensation - restricted shares, shares issued |  | 31,151 |  |  |  |
Share-based compensation - restricted shares | 410 | $ 0 | 410 |  |  |
Cash dividends ($0.15 per share during 2019 and $0.14 per share during 2018) | (1,315) |  |  | (1,315) |  |
Treasury stock purchased, shares |  | (96,831) |  |  |  |
Treasury stock purchased | (2,231) |  |  |  |  | (2,231)
Common shares outstanding at Jun. 30, 2019 |  | 8,699,456 |  |  |  |
Ending balance at Jun. 30, 2019 | 188,855 | $ 91 | 80,351 | 120,841 | (1,086) | (11,342)
Net income | 5,085 |  |  | 5,085 |  |
Other comprehensive income (loss) | (569) |  |  |  | (569) |
Share-based compensation - restricted shares, shares issued |  | 6,930 |  |  |  |
Share-based compensation - restricted shares | 390 | $ 1 | 389 |  |  |
Cash dividends ($0.15 per share during 2019 and $0.14 per share during 2018) | (1,298) |  |  | (1,298) |  |
Treasury stock purchased, shares |  | (70,301) |  |  |  |
Treasury stock purchased | $ (1,671) |  |  |  |  | (1,671)
Common shares outstanding at Sep. 30, 2019 | 8,636,085 | 8,636,085 |  |  |  |
Ending balance at Sep. 30, 2019 | $ 190,792 | $ 92 | $ 80,740 | $ 124,628 | $ (1,655) | $ (13,013)

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