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v3.10.0.1

Condensed Consolidated Statement of Changes in Stockholders' Equity - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Retained Earnings (Accumulated Deficit) | Accumulated Other Comprehensive Income (Loss), Net | Noncontrolling Interest
--- | --- | --- | --- | --- | --- | ---
Balances at Dec. 31, 2016 | $ 930,180 | $ 1,129 | $ 953,440 | $ (23,824) | $ (615) | $ 50
Balance, shares at Dec. 31, 2016 |  | 112,896,377 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 107,317 | $ 0 | 0 | 107,317 | 0 | 0
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Income | 15,777 | 0 | 0 | 15,777 | 0 | 0
Other Comprehensive Income (Loss), Net of Tax | 801 | $ 0 | 0 | 0 | 801 | 0
Stock options exercised |  | 233,964 |  |  |  |
Stock options exercised | 2,023 | $ 2 | 2,021 | 0 | 0 | 0
Release of restricted stock units, net of tax |  | 156,750 |  |  |  |
Release of restricted stock units, net of tax | (2,225) | $ 1 | (2,226) | 0 | 0 | 0
Release of performance stock units, net of tax |  | 173,653 |  |  |  |
Stock Issued During Period, Value, Performance Stock Award, Net of Forfeitures | (1,791) | $ 2 | (1,793) | 0 | 0 | 0
Stock Repurchased and Retired During Period, Shares |  | (870,315) |  |  |  |
Stock Repurchased and Retired During Period, Value | (22,160) | $ (8) | (22,152) | 0 | 0 | 0
Dividends, Cash | (11,286) | 0 | 0 | (11,286) | 0 | 0
Share-based compensation costs | 11,212 | 0 | 11,212 | 0 | 0 | 0
Noncontrolling Interest, Decrease from Deconsolidation | (590) |  | 640 |  |  | (50)
Balances at Sep. 30, 2017 | 1,030,438 | $ 1,126 | 941,142 | 87,984 | 186 | 0
Balance, shares at Sep. 30, 2017 |  | 112,590,429.000 |  |  |  |
Balances at Dec. 31, 2017 | $ 1,097,227 | $ 1,126 | 931,858 | 164,425 | (182) | 0
Balance, shares at Dec. 31, 2017 | 112,634,418 | 112,634,418 |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | $ 92,181 | $ 0 | 0 | 92,181 | 0 | 0
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Net Income | 0 | 0 | 0 | (312) | 312 | 0
Other Comprehensive Income (Loss), Net of Tax | (1,132) | $ 0 | 0 | 0 | (1,132) | 0
Stock options exercised |  | 286,490 |  |  |  |
Stock options exercised | 2,820 | $ 3 | 2,817 | 0 | 0 | 0
Release of restricted stock units, net of tax |  | 18,777 |  |  |  |
Release of restricted stock units, net of tax | (387) | $ 0 | (387) | 0 | 0 | 0
Release of performance stock units, net of tax |  | 337,537 |  |  |  |
Stock Issued During Period, Value, Performance Stock Award, Net of Forfeitures | (5,270) | $ 4 | (5,274) | 0 | 0 | 0
Stock Repurchased and Retired During Period, Shares |  | (1,272,895) |  |  |  |
Stock Repurchased and Retired During Period, Value | (44,822) | $ (13) | (44,809) | 0 | 0 | 0
Dividends, Cash | (19,098) | 0 | 0 | (19,098) | 0 | 0
Share-based compensation costs | 20,316 | 0 | 20,316 | 0 | 0 | 0
Balances at Sep. 30, 2018 | $ 1,141,835 | $ 1,120 | $ 904,521 | $ 237,196 | $ (1,002) | $ 0
Balance, shares at Sep. 30, 2018 | 112,004,327 | 112,004,327.000 |  |  |  |

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