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v3.7.0.1

Consolidated Statements 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
--- | --- | --- | --- | --- | --- | ---
BALANCE (in shares) at Dec. 31, 2015 |  | 143,909,233 |  |  |  |
Beginning balance at Dec. 31, 2015 | $ 3,122,950 |  | $ 1,701,459 | $ 1,872,594 | $ (436,162) | $ (14,941)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |
Net income | 210,800 |  |  | 210,800 |  |
Other comprehensive income | 13,229 |  |  |  |  | 13,229
Stock compensation costs | 9,210 |  | 9,210 |  |  |
Net activity of common stock pursuant to various stock compensation plans and agreements (in shares) |  | 192,912 |  |  |  |
Net activity of common stock pursuant to various stock compensation plans and agreements | (1,027) |  | 2,067 |  |  |
Net activity of common stock pursuant to various stock compensation plans and agreements |  |  |  |  | (3,094) |
Common stock dividends | (58,252) |  |  | (58,252) |  |
BALANCE (in shares) at Jun. 30, 2016 |  | 144,102,145 |  |  |  |
Ending balance at Jun. 30, 2016 | 3,296,910 |  | 1,712,736 | 2,025,142 | (439,256) | (1,712)
Beginning balance at Mar. 31, 2016 |  |  |  |  |  | (2,058)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |
Net income | 103,284 |  |  |  |  |
Other comprehensive income | 346 |  |  |  |  |
BALANCE (in shares) at Jun. 30, 2016 |  | 144,102,145 |  |  |  |
Ending balance at Jun. 30, 2016 | 3,296,910 |  | 1,712,736 | 2,025,142 | (439,256) | (1,712)
BALANCE (in shares) at Dec. 31, 2016 |  | 144,167,451 |  |  |  |
Beginning balance at Dec. 31, 2016 | 3,427,741 |  | 1,727,598 | 2,187,676 | (439,387) | (48,146)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |
Net income | 288,066 |  |  | 288,066 |  |
Other comprehensive income | 13,965 |  |  |  |  | 13,965
Stock compensation costs | 10,115 |  | 10,115 |  |  |
Net activity of common stock pursuant to various stock compensation plans and agreements (in shares) |  | 318,875 |  |  |  |
Net activity of common stock pursuant to various stock compensation plans and agreements | (11,251) |  | 1,008 |  |  |
Net activity of common stock pursuant to various stock compensation plans and agreements |  |  |  |  | (12,259) |
Common stock dividends | (58,375) |  |  | (58,375) |  |
BALANCE (in shares) at Jun. 30, 2017 |  | 144,486,326 |  |  |  |
Ending balance at Jun. 30, 2017 | 3,670,261 |  | 1,738,721 | 2,417,367 | (451,646) | (34,181)
Beginning balance at Mar. 31, 2017 |  |  |  |  |  | (43,518)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |
Net income | 118,330 |  |  |  |  |
Other comprehensive income | 9,337 |  |  |  |  |
BALANCE (in shares) at Jun. 30, 2017 |  | 144,486,326 |  |  |  |
Ending balance at Jun. 30, 2017 | $ 3,670,261 |  | $ 1,738,721 | $ 2,417,367 | $ (451,646) | $ (34,181)

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