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Earnings (Loss) Per Share (Tables) | 12 Months Ended
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Dec. 31, 2012
Earnings Per Share [Abstract] |
Computation of basic and diluted income (loss) per share | The following table sets forth the computation of basic and diluted income (loss) per share:
| Years Ended December 31,
| 2012 |  | 2011 |  | 2010
| (In thousands, except per share amounts)
| CRCS* |  | Other CS** |  | CRCS* |  | Other CS** |  | CRCS* |  | Other CS**
Basic net income (loss) per share: |  |  |  |  |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |  |  |  |  |
Allocation of undistributed earnings | $ | — |  |  | $ | (134,336 | ) |  | $ | (1,180 | ) |  | $ | (41,873 | ) |  | $ | 6,109 |  |  | $ | 144,808 |
Denominator: |  |  |  |  |  |  |  |  |  |  |
Weighted-average common shares outstanding | — |  |  | 110,769 |  |  | 4,788 |  |  | 107,024 |  |  | 4,552 |  |  | 107,904 |
Basic net income (loss) per share | $ | — |  |  | $ | (1.21 | ) |  | $ | (0.25 | ) |  | $ | (0.39 | ) |  | $ | 1.34 |  |  | $ | 1.34 |
Diluted net income (loss) per share: |  |  |  |  |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |  |  |  |  |
Allocation of undistributed earnings for basic computation | $ | — |  |  | $ | (134,336 | ) |  | $ | (1,180 | ) |  | $ | (41,873 | ) |  | $ | 6,109 |  |  | $ | 144,808 |
Reallocation of undistributed earnings | — |  |  | — |  |  | — |  |  | — |  |  | (181 | ) |  | 181 |
Allocation of undistributed earnings for diluted computation | $ | — |  |  | $ | (134,336 | ) |  | $ | (1,180 | ) |  | $ | (41,873 | ) |  | $ | 5,928 |  |  | $ | 144,989 |
Denominator: |  |  |  |  |  |  |  |  |  |  |
Number of shares used in basic computation | — |  |  | 110,769 |  |  | 4,788 |  |  | 107,024 |  |  | 4,552 |  |  | 107,904 |
Dilutive potential shares from stock options, ESPP, convertible notes, CRI retention bonuses and nonvested equity stock and stock units | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 3,428 |
Number of shares used in diluted computation | — |  |  | 110,769 |  |  | 4,788 |  |  | 107,024 |  |  | 4,552 |  |  | 111,332 |
Diluted net income (loss) per share | $ | — |  |  | $ | (1.21 | ) |  | $ | (0.25 | ) |  | $ | (0.39 | ) |  | $ | 1.30 |  |  | $ | 1.30 |
______________________________________ * CRCS — Contingently Redeemable Common Stock ** Other CS — Common Stock other than CRCS

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