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CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands | Total | Impact of new accounting standard | Common Stock | Additional Paid-in Capital | Retained Earnings | Retained Earnings Impact of new accounting standard | Accumulated Other Comprehensive Income | Treasury Stock
--- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2019 | $ 1,191,998 | $ (22,590) | $ 103,623 | $ 399,944 | $ 761,083 | $ (22,590) | $ (11,670) | $ (60,982)
Ending Balance at Mar. 31, 2020 | $ 1,176,251 |  | 103,623 | 400,387 | 740,726 |  | 5,672 | (74,157)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Accounting Standards Update [Extensible List] | ASU No. 2016-13 |  |  |  |  |  |  |
Beginning Balance at Dec. 31, 2019 | $ 1,191,998 | (22,590) | 103,623 | 399,944 | 761,083 | (22,590) | (11,670) | (60,982)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net income (loss) | (19,841) |  |  |  | (19,841) |  |  |
Other comprehensive income, net of tax | 20,902 |  |  |  |  |  | 20,902 |
Cash dividends declared | (22,012) |  |  |  | (22,012) |  |  |
Treasury stock issued for restricted stock awards, net of forfeitures | (594) |  |  |  | (4,400) |  |  | 3,806
Repurchase of common stock (— shares) | (12,559) |  |  |  |  |  |  | (12,559)
Recognition of restricted stock compensation expense | 473 |  |  | 473 |  |  |  |
Ending Balance at Jun. 30, 2020 | 1,135,777 |  | 103,623 | 400,417 | 692,240 |  | 9,232 | (69,735)
Beginning Balance at Dec. 31, 2019 | 1,191,998 | $ (22,590) | 103,623 | 399,944 | 761,083 | $ (22,590) | (11,670) | (60,982)
Ending Balance at Dec. 31, 2020 | 1,154,711 |  | 103,623 | 400,668 | 710,061 |  | 8,971 | (68,612)
Beginning Balance at Mar. 31, 2020 | 1,176,251 |  | 103,623 | 400,387 | 740,726 |  | 5,672 | (74,157)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net income (loss) | (33,072) |  |  |  | (33,072) |  |  |
Other comprehensive income, net of tax | 3,560 |  |  |  |  |  | 3,560 |
Cash dividends declared | (10,961) |  |  |  | (10,961) |  |  |
Treasury stock issued for restricted stock awards, net of forfeitures | (31) |  |  |  | (4,453) |  |  | 4,422
Recognition of restricted stock compensation expense | 30 |  |  | 30 |  |  |  |
Ending Balance at Jun. 30, 2020 | 1,135,777 |  | 103,623 | 400,417 | 692,240 |  | 9,232 | (69,735)
Beginning Balance at Dec. 31, 2020 | 1,154,711 |  | 103,623 | 400,668 | 710,061 |  | 8,971 | (68,612)
Ending Balance at Mar. 31, 2021 | $ 1,168,278 |  | 103,623 | 401,353 | 731,718 |  | 1,061 | (69,477)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Accounting Standards Update [Extensible List] | ASU No. 2016-13 |  |  |  |  |  |  |
Beginning Balance at Dec. 31, 2020 | $ 1,154,711 |  | 103,623 | 400,668 | 710,061 |  | 8,971 | (68,612)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net income (loss) | 60,268 |  |  |  | 60,268 |  |  |
Other comprehensive income, net of tax | (5,366) |  |  |  |  |  | (5,366) |
Cash dividends declared | (21,963) |  |  |  | (21,963) |  |  |
Treasury stock issued for restricted stock awards, net of forfeitures | (302) |  |  |  | (1,894) |  |  | 1,592
Recognition of restricted stock compensation expense | 1,385 |  |  | 1,385 |  |  |  |
Ending Balance at Jun. 30, 2021 | 1,188,733 |  | 103,623 | 402,053 | 746,472 |  | 3,605 | (67,020)
Beginning Balance at Mar. 31, 2021 | 1,168,278 |  | 103,623 | 401,353 | 731,718 |  | 1,061 | (69,477)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Net income (loss) | 28,367 |  |  |  | 28,367 |  |  |
Other comprehensive income, net of tax | 2,544 |  |  |  |  |  | 2,544 |
Cash dividends declared | (10,989) |  |  |  | (10,989) |  |  |
Treasury stock issued for restricted stock awards, net of forfeitures | (167) |  |  |  | (2,624) |  |  | 2,457
Recognition of restricted stock compensation expense | 700 |  |  | 700 |  |  |  |
Ending Balance at Jun. 30, 2021 | $ 1,188,733 |  | $ 103,623 | $ 402,053 | $ 746,472 |  | $ 3,605 | $ (67,020)

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