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v3.19.3

Consolidated Statement of Changes in Stockholders' Equity - USD ($) $ in Thousands | Total | Common Stock | Common Stock and Additional Paid-In Capital | Retained Earnings | Treasury Stock | AOCI, Net of Tax
--- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2017 |  | $ 3,841,951 |  | $ 1,755,495 | $ 2,576,302 | $ (452,327) | $ (37,519)
Beginning balance (in shares) at Dec. 31, 2017 |  |  | 144,543,060 |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Reclassification of tax effects in AOCI resulting from the new federal corporate income tax rate | [1] | 0 |  |  | 6,656 |  | (6,656)
Beginning balance at Dec. 31, 2017 |  | 3,841,951 |  | 1,755,495 | 2,576,302 | (452,327) | (37,519)
Beginning balance (in shares) at Dec. 31, 2017 |  |  | 144,543,060 |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income |  | 530,683 |  |  | 530,683 |  |
Other comprehensive income (loss) |  | (46,046) |  |  |  |  | (46,046)
Net activity of common stock pursuant to various stock compensation plans and agreements |  | 10,726 |  | 26,228 |  | (15,502) |
Net activity of common stock pursuant to various stock compensation plans and agreements (in shares) |  |  | 386,371 |  |  |  |
Cash dividends on common stock |  | (92,304) |  |  | (92,304) |  |
Ending balance at Sep. 30, 2018 |  | 4,244,850 |  | 1,781,723 | 3,020,792 | (467,829) | (89,836)
Ending balance (in shares) at Sep. 30, 2018 |  |  | 144,929,431 |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Cumulative effect of a change in accounting principle | [2] | (160) |  |  | (545) |  | 385
Beginning balance at Jun. 30, 2018 |  | 4,114,284 |  | 1,770,038 | 2,883,201 | (467,488) | (71,467)
Beginning balance (in shares) at Jun. 30, 2018 |  |  | 144,904,629 |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income |  | 171,302 |  |  | 171,302 |  |
Other comprehensive income (loss) |  | (18,369) |  |  |  |  | (18,369)
Net activity of common stock pursuant to various stock compensation plans and agreements |  | 11,344 |  | 11,685 |  | (341) |
Net activity of common stock pursuant to various stock compensation plans and agreements (in shares) |  |  | 24,802 |  |  |  |
Cash dividends on common stock |  | (33,711) |  |  | (33,711) |  |
Ending balance at Sep. 30, 2018 |  | 4,244,850 |  | 1,781,723 | 3,020,792 | (467,829) | (89,836)
Ending balance (in shares) at Sep. 30, 2018 |  |  | 144,929,431 |  |  |  |
Beginning balance at Dec. 31, 2018 |  | 4,423,974 |  | 1,789,977 | 3,160,132 | (467,961) | (58,174)
Beginning balance (in shares) at Dec. 31, 2018 |  |  | 144,961,363 |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income |  | 485,820 |  |  | 485,820 |  |
Other comprehensive income (loss) |  | 57,207 |  |  |  |  | 57,207
Warrants exercised |  | 4,443 |  | 1,711 |  | 2,732 |
Warrants exercised (in shares) |  |  | 180,226 |  |  |  |
Net activity of common stock pursuant to various stock compensation plans and agreements |  | 11,348 |  | 25,578 |  | (14,230) |
Net activity of common stock pursuant to various stock compensation plans and agreements (in shares) |  |  | 426,123 |  |  |  |
Cash dividends on common stock |  | (114,796) |  |  | (114,796) |  |
Ending balance at Sep. 30, 2019 |  | 4,882,664 |  | 1,817,266 | 3,545,824 | (479,459) | (967)
Ending balance (in shares) at Sep. 30, 2019 |  |  | 145,567,712 |  |  |  |
Beginning balance at Jun. 30, 2019 |  | 4,734,593 |  | 1,809,062 | 3,414,901 | (479,398) | (9,972)
Beginning balance (in shares) at Jun. 30, 2019 |  |  | 145,546,569 |  |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income |  | 171,416 |  |  | 171,416 |  |
Other comprehensive income (loss) |  | 9,005 |  |  |  |  | 9,005
Net activity of common stock pursuant to various stock compensation plans and agreements |  | 8,143 |  | 8,204 |  | (61) |
Net activity of common stock pursuant to various stock compensation plans and agreements (in shares) |  |  | 21,143 |  |  |  |
Cash dividends on common stock |  | (40,493) |  |  | (40,493) |  |
Ending balance at Sep. 30, 2019 |  | $ 4,882,664 |  | $ 1,817,266 | $ 3,545,824 | $ (479,459) | $ (967)
Ending balance (in shares) at Sep. 30, 2019 |  |  | 145,567,712 |  |  |  |
[1] | Represents amounts reclassified from AOCI to retained earnings due to early adoption of ASU 2018-02, Income Statement — Reporting Comprehensive Income (Topic 220): Reclassification of Certain Tax Effects from Accumulated Other Comprehensive Income in the first quarter of 2018.
[2] | Represents the impact of the adoption of Accounting Standards Update (“ASU”) 2016-01, Financial Instruments — Overall (Subtopic 825-10): Recognition and Measurement of Financial Assets and Financial Liabilities in the first quarter of 2018.

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