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v3.19.3

Consolidated Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands | Common Stock | Surplus | Retained Earnings | Other Comprehensive Income (Loss) | Treasury Stock | Total
--- | --- | --- | --- | --- | --- | ---
Dividends: |  |  |  |  |  |
Cumulative adjustment for adoption of new accounting standards |  |  | $ 5,997 | $ (5,997) |  |
Balance at Dec. 31, 2017 | $ 96,019 | $ 171,816 | 1,891,805 | (28,397) | $ (292,263) | $ 1,838,980
Balance (in shares) at Dec. 31, 2017 | 96,019 |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |
Net Income |  |  | 157,402 |  |  | 157,402
Dividends: |  |  |  |  |  |
Dividends |  |  | (49,598) |  |  | (49,598)
Purchase of treasury stock |  |  |  |  | (57) | (57)
Exercise of stock options | $ 64 | 1,094 |  |  |  | 1,158
Exercise of stock options (in shares) | 64 |  |  |  |  |
Stock compensation expense recognized in earnings |  | 755 |  |  |  | 755
Repurchase of outstanding warrant |  | (29,005) |  |  |  | (29,005)
Other comprehensive income (loss), net of tax: |  |  |  |  |  |
Net change in unrealized gains and losses on available for sale securities, net of reclassification adjustments |  |  |  | (60,790) |  | (60,790)
Balance at Sep. 30, 2018 | $ 96,083 | 144,660 | 2,005,606 | (95,184) | (292,320) | 1,858,845
Balance (in shares) at Sep. 30, 2018 | 96,083 |  |  |  |  |
Dividends: |  |  |  |  |  |
Cumulative adjustment for adoption of new accounting standards |  |  | (170) | 170 |  |
Balance at Jun. 30, 2018 | $ 96,066 | 173,057 | 1,982,464 | (79,537) | (292,320) | 1,879,730
Balance (in shares) at Jun. 30, 2018 | 96,066 |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |
Net Income |  |  | 51,095 |  |  | 51,095
Dividends: |  |  |  |  |  |
Dividends |  |  | (27,783) |  |  | (27,783)
Exercise of stock options | $ 17 | 323 |  |  |  | 340
Exercise of stock options (in shares) | 17 |  |  |  |  |
Stock compensation expense recognized in earnings |  | 285 |  |  |  | 285
Repurchase of outstanding warrant |  | (29,005) |  |  |  | (29,005)
Other comprehensive income (loss), net of tax: |  |  |  |  |  |
Net change in unrealized gains and losses on available for sale securities, net of reclassification adjustments |  |  |  | (15,817) |  | (15,817)
Balance at Sep. 30, 2018 | $ 96,083 | 144,660 | 2,005,606 | (95,184) | (292,320) | 1,858,845
Balance (in shares) at Sep. 30, 2018 | 96,083 |  |  |  |  |
Balance at Dec. 31, 2018 | $ 96,104 | 145,283 | 2,064,134 | (54,634) | (311,305) | 1,939,582
Balance (in shares) at Dec. 31, 2018 | 96,104 |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |
Net Income |  |  | 153,370 |  |  | 153,370
Dividends: |  |  |  |  |  |
Dividends |  |  | (68,669) |  |  | (68,669)
Purchase of treasury stock |  |  |  |  | (17,817) | (17,817)
Exercise of stock options | $ 88 | 1,429 |  |  |  | 1,517
Exercise of stock options (in shares) | 88 |  |  |  |  |
Stock compensation expense recognized in earnings |  | 744 |  |  |  | 744
Other comprehensive income (loss), net of tax: |  |  |  |  |  |
Net change in unrealized gains and losses on available for sale securities, net of reclassification adjustments |  |  |  | 59,197 |  | 59,197
Balance at Sep. 30, 2019 | $ 96,192 | 147,456 | 2,148,835 | 4,563 | (329,122) | 2,067,924
Balance (in shares) at Sep. 30, 2019 | 96,192 |  |  |  |  |
Balance at Jun. 30, 2019 | $ 96,151 | 146,614 | 2,133,239 | (4,252) | (311,433) | 2,060,319
Balance (in shares) at Jun. 30, 2019 | 96,151 |  |  |  |  |
Increase (decrease) in shareholders' equity |  |  |  |  |  |
Net Income |  |  | 51,444 |  |  | 51,444
Dividends: |  |  |  |  |  |
Dividends |  |  | (35,848) |  |  | (35,848)
Purchase of treasury stock |  |  |  |  | (17,689) | (17,689)
Exercise of stock options | $ 41 | 602 |  |  |  | 643
Exercise of stock options (in shares) | 41 |  |  |  |  |
Stock compensation expense recognized in earnings |  | 240 |  |  |  | 240
Other comprehensive income (loss), net of tax: |  |  |  |  |  |
Net change in unrealized gains and losses on available for sale securities, net of reclassification adjustments |  |  |  | 8,815 |  | 8,815
Balance at Sep. 30, 2019 | $ 96,192 | $ 147,456 | $ 2,148,835 | $ 4,563 | $ (329,122) | $ 2,067,924
Balance (in shares) at Sep. 30, 2019 | 96,192 |  |  |  |  |

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