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CONDENSED CONSOLIDATED STATEMENT OF EQUITY - 6 months ended Jun. 30, 2017 - USD ($) $ in Thousands | Total | Common Stock [Member] | Additional Paid-in Capital [Member] | Treasury Stock [Member] | Accumulated Deficit [Member] | Stockholders' Equity [Member] | Noncontrolling Interest [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Balances at beginning of period at Dec. 31, 2016 | $ 2,077,732 | $ 1,900 | $ 4,102,397 | $ (56,440) | $ (1,969,875) | $ 2,077,982 | $ (250)
Balances at beginning of period (in shares) at Dec. 31, 2016 | 190,045,681 | 190,046,000 |  |  |  |  |
Compensation expense related to restricted stock grants | $ 15,020 |  | 15,020 |  |  | 15,020 |
Net income (loss) | (172,698) |  |  |  | (172,591) | (172,591) | (107)
Issuance of common stock under Associate Stock Purchase Plan | 1,054 | $ 1 | 1,053 |  |  | 1,054 |
Issuance of common stock under Associate Stock Purchase Plan (in shares) |  | 80,000 |  |  |  |  |
Restricted stock, net |  | $ 19 | (19) |  |  |  |
Restricted stock, net (in shares) |  | 1,864,000 |  |  |  |  |
Shares withheld for employee taxes | (5,320) | $ (4) | (5,316) |  |  | (5,320) |
Shares withheld for employee taxes (in shares) |  | (364,000) |  |  |  |  |
Other | 114 |  | 114 |  |  | 114 |
Balances at end of period at Jun. 30, 2017 | $ 1,915,902 | $ 1,916 | $ 4,113,249 | $ (56,440) | $ (2,142,466) | $ 1,916,259 | $ (357)
Balances at end of period (in shares) at Jun. 30, 2017 | 191,626,393 | 191,626,000 |  |  |  |  |

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