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Computation of Net (Loss) Income Per Common Share (Tables) | 3 Months Ended
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Jun. 30, 2012
Computation of Net (Loss) Income per Common Share [Abstract] |
Reconciliation Of Numerators And Denominators Of EPS Calculation |
|  | Three months ended June 30, |
|  | 2012 |  |  | 2011 |
Numerator: |  |  |  |  |  |
Net loss | $ | (10,275 | ) | $ | (37,679 | )
Denominator: |  |  |  |  |  |
Weighted-average shares of common stock outstanding |  | 51,997 |  |  | 51,172 |
Weighted-average shares subject to repurchase |  | (806 | ) |  | (463 | )
Shares used in per-share calculation basic |  | 51,191 |  |  | 50,709 |
Shares used in per-share calculation diluted |  | 51,191 |  |  | 50,709 |
Net loss per share basic | $ | (0.20 | ) | $ | (0.74 | )
Net loss per share diluted | $ | (0.20 | ) | $ | (0.74 | )

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- Definition Tabular disclosure of the numerators and the denominators of the basic and diluted per-share (or per-unit) computations for income from continuing operations, including the effect that has been given to preferred dividends. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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