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Consolidated Statement Of Changes In Stockholders' Equity (USD $) In Thousands | Common Stock [Member] | Treasury Stock [Member] | Additional Paid-In-Capital [Member] | Retained Deficit/Accumulated Loss [Member] | Capital Contributions [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2008 |  |  |  | $ (47,941) | $ 130,400 | $ 82,459
Capital contributions |  |  |  |  | 104,600 | 104,600
Net income (loss) |  |  |  | (15,209) |  | (15,209)
Balance at Dec. 31, 2009 |  |  |  | (63,150) | 235,000 | 171,850
Issuance of common stock, shares | 92,000 |  |  |  |  |
Issuance of common stock | 920 |  |  |  |  | 920
Proceeds from the sale of common stock |  |  | 398,749 |  |  | 398,749
Reclassification of members' contributions |  |  | 235,000 |  | (235,000) |
Stock-based compensation, shares | 240 |  |  |  |  |
Stock-based compensation |  |  | 9,970 |  |  | 9,970
Net income (loss) |  |  |  | (29,695) |  | (29,695)
Balance at Dec. 31, 2010 | 920 |  | 643,719 | (92,845) |  | 551,794
Balance, shares at Dec. 31, 2010 | 92,240 |  |  |  |  |
Stock-based compensation, shares | 243 |  |  |  |  |
Stock-based compensation |  |  | 3,656 |  |  | 3,656
Vesting of restricted shares | 1 |  | (1) |  |  |
Treasury stock - tax withholdings, shares | (22) | 22 |  |  |  |
Treasury stock - tax withholdings |  | (602) |  |  |  | (602)
Net income (loss) |  |  |  | 79,390 |  | 79,390
Balance at Dec. 31, 2011 | $ 921 | $ (602) | $ 647,374 | $ (13,455) |  | $ 634,238
Balance, shares at Dec. 31, 2011 | 92,461 | 22 |  |  |  |

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