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CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Treasury Stock | Retained Earnings | Noncontrolling Interest | Stock Options | Former Affiliated Entity Additional Paid-in Capital | Former Affiliated Entity Treasury Stock | Former Affiliated Entity Stock Options
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning Balances at Dec. 31, 2013 | $ 715,397 | $ 36,947 | $ 556,676 | $ (34,196) | $ 150,418 | $ 5,552 |  |  |  |
Beginning Balances, Shares at Dec. 31, 2013 |  | 36,946,603 |  | (2,199,666) |  |  |  |  |  |
Net income | 17,088 |  |  |  | 16,583 | 505 |  |  |  |
Distributions to noncontrolling interest | (4,171) |  |  |  |  | (4,171) |  |  |  |
Contributions from noncontrolling interest | 2,585 |  |  |  |  | 2,585 |  |  |  |
Dissolution of noncontrolling interests | 1,342 |  |  |  |  | 1,342 |  |  |  |
Purchase of noncontrolling interests, net | (6,242) |  | (2,969) |  |  | (3,273) |  |  |  |
Issuances of common stock, Shares |  |  |  | 164,914 |  |  |  |  |  |
Issuances of common stock, Value | (2,567) |  |  | $ 2,567 |  |  |  |  |  |
Issuances from exercises of stock options, net of swaps, shares |  |  |  | 45,062 |  |  |  |  | 60,823 |
Issuances from exercises of stock options, net of swaps, Value | 329 |  | (333) | $ 662 |  |  |  | $ (43) | $ 920 | $ 877
Shares withheld for payroll taxes, Shares |  |  |  | (55,238) |  |  |  |  |  |
Shares withheld for payroll taxes, Value | $ (1,043) |  | (4) | $ (1,039) |  |  |  |  |  |
Shares repurchased, Shares | (1,491,187) |  |  | (1,491,187) |  |  |  |  |  |
Shares repurchased, Value | $ (24,595) |  |  | $ (24,595) |  |  |  |  |  |
Forfeitures of restricted stock, Shares |  |  |  | (9,986) |  |  |  |  |  |
Forfeitures of restricted stock, Value | 0 |  | 10 | $ (10) |  |  |  |  |  |
Share-based compensation | 8,033 |  | 8,033 |  |  |  |  |  |  |
Tax benefit from exercise of restricted stock units and stock options and vested restricted stock | 142 |  | 142 |  |  |  |  |  |  |
Ending Balances at Dec. 31, 2014 | 709,742 | $ 36,947 | 558,945 | $ (55,691) | 167,001 | 2,540 |  |  |  |
Ending Balances, Shares at Dec. 31, 2014 |  | 36,946,603 |  | (3,485,278) |  |  |  |  |  |
Net income | (212,371) |  |  |  | (213,047) | 676 |  |  |  |
Distributions to noncontrolling interest | (701) |  |  |  |  | (701) |  |  |  |
Issuances of common stock, Shares |  |  |  | 335,611 |  |  |  |  |  |
Issuances of common stock, Value | $ 0 |  | (5,362) | $ 5,362 |  |  |  |  |  |
Issuances from exercises of stock options, net of swaps, shares |  |  |  |  |  |  |  |  | 3,999 |
Issuances from exercises of stock options, net of swaps, Value |  |  |  |  |  |  |  | $ (33) | $ 64 | $ 31
Shares withheld for payroll taxes, Shares | (51,521) |  |  | (51,521) |  |  |  |  |  |
Shares withheld for payroll taxes, Value | $ (762) |  | (1) | $ (761) |  |  |  |  |  |
Forfeitures of restricted stock, Shares |  |  |  | (6,579) |  |  |  |  |  |
Forfeitures of restricted stock, Value | 0 |  | 125 | $ (125) |  |  |  |  |  |
Share-based compensation | 8,576 |  | 8,576 |  |  |  |  |  |  |
Tax benefit from exercise of restricted stock units and stock options and vested restricted stock | (400) |  | (400) |  |  |  |  |  |  |
Ending Balances at Dec. 31, 2015 | 504,115 | $ 36,947 | 561,850 | $ (51,151) | (46,046) | 2,515 |  |  |  |
Ending Balances, Shares at Dec. 31, 2015 |  | 36,946,603 |  | (3,203,768) |  |  |  |  |  |
Net income | 60,179 |  |  |  | 58,648 | 1,531 |  |  |  |
Distributions to noncontrolling interest | (2,579) |  |  |  |  | (2,579) |  |  |  |
Issuances of common stock, Shares |  |  |  | 288,397 |  |  |  |  |  |
Issuances of common stock, Value | 0 |  | (4,570) | $ 4,570 |  |  |  |  |  |
Issuances from exercises of stock options, net of swaps, shares |  |  |  | 35,406 |  |  | 35,000 |  |  |
Issuances from exercises of stock options, net of swaps, Value | $ 328 |  | (224) | $ 552 |  |  |  |  |  |
Shares withheld for payroll taxes, Shares | (25,082) |  |  | (23,312) |  |  |  |  |  |
Shares withheld for payroll taxes, Value | $ (222) |  | (28) | $ (194) |  |  |  |  |  |
Shares repurchased, Shares | (283,976) |  |  | (283,976) |  |  |  |  |  |
Shares repurchased, Value | $ (3,537) |  |  | $ (3,537) |  |  |  |  |  |
Share-based compensation | 4,045 |  | 4,045 |  |  |  |  |  |  |
Settlement of tangible equity units, Shares |  | 7,857,000 |  |  |  |  |  |  |  |
Settlement of tangible equity units, Value |  | $ 7,857 | (7,857) |  |  |  |  |  |  |
Reacquisition of equity component related to convertible debt | (211) |  | (211) |  |  |  |  |  |  |
Ending Balances at Dec. 31, 2016 | $ 562,118 | $ 44,804 | $ 553,005 | $ (49,760) | $ 12,602 | $ 1,467 |  |  |  |
Ending Balances, Shares at Dec. 31, 2016 |  | 44,803,603 |  | (3,187,253) |  |  |  |  |  |

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