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CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (USD $) In Thousands, unless otherwise specified | Total | Common Stock | Additional Paid-in Capital | Accumulated Other Comprehensive Income (Loss) | Treasury Stock | Accumulated Deficit | Noncontrolling Interest
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2010 | $ 1,802,424 | $ 691 | $ 3,500,292 | $ (20,225) | $ (203,996) | $ (1,667,314) | $ 192,976
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Treasury stock purchased | (2,456) |  |  |  | (2,456) |  |
Options exercised | 526 |  | 526 |  |  |  |
Shares issued in employee stock purchase plan | 1,435 | 1 | 1,434 |  |  |  |
Stock-based compensation, net of forfeitures | 15,588 | 8 | 15,491 |  |  |  | 89
Income tax benefit from stock-based compensation expense | (447) |  | (447) |  |  |  |
Net proceeds from sale of Partnership units, net of tax | 216,094 |  | 123,904 |  |  |  | 92,190
Cash distribution to noncontrolling unitholders of the Partnership | (27,790) |  |  |  |  |  | (27,790)
Other | (53) |  | (53) |  |  |  |
Comprehensive income (loss): |  |  |  |  |  |  |
Net loss | (275,235) |  |  |  |  | (274,030) | (1,205)
Derivative gain (loss), net of reclassifications to earnings | (4,864) |  |  | 13 |  |  | (4,877)
Adjustments from sale of Partnership units | 1,184 |  |  | 1,184 |  |  |
Amortization of payments to terminate interest rate swaps, net of tax | 14,981 |  |  | 14,981 |  |  |
Foreign currency translation adjustment | 392 |  |  | 392 |  |  |
Balance at Sep. 30, 2011 | 1,741,779 | 700 | 3,641,147 | (3,655) | (206,452) | (1,941,344) | 251,383
Balance at Dec. 31, 2011 | 1,680,042 | 704 | 3,645,332 | 6,059 | (206,937) | (2,007,922) | 242,806
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Treasury stock purchased | (1,892) |  |  |  | (1,892) |  |
Options exercised | 119 |  | 119 |  |  |  |
Shares issued in employee stock purchase plan | 1,280 | 1 | 1,279 |  |  |  |
Stock-based compensation, net of forfeitures | 12,327 | 7 | 11,836 |  |  |  | 484
Income tax benefit from stock-based compensation expense | (2,253) |  | (2,253) |  |  |  |
Net proceeds from sale of Partnership units, net of tax | 85,122 |  | 49,202 |  |  |  | 35,920
Cash distribution to noncontrolling unitholders of the Partnership | (41,975) |  |  |  |  |  | (41,975)
Comprehensive income (loss): |  |  |  |  |  |  |
Net loss | (40,265) |  |  |  |  | (33,747) | (6,518)
Derivative gain (loss), net of reclassifications to earnings | 1,650 |  |  | 3,142 |  |  | (1,492)
Adjustments from sale of Partnership units | 360 |  |  | 360 |  |  |
Amortization of payments to terminate interest rate swaps, net of tax | 10,103 |  |  | 10,103 |  |  |
Foreign currency translation adjustment | 921 |  |  | 921 |  |  |
Balance at Sep. 30, 2012 | $ 1,705,539 | $ 712 | $ 3,705,515 | $ 20,585 | $ (208,829) | $ (2,041,669) | $ 229,225

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