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Quarterly Financial Data (Tables) | 12 Months Ended
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Mar. 31, 2013
Quarterly Financial Data [Abstract] |
Schedule Of Quarterly Financial Data |
(In thousands, except per share amount) |  | For the year ended March 31, 2013:
Three Months Ended |  | June 30, |  | September 30, |  | December 31, |  | March 31,
|  | 2012 |  | 2012 |  | 2012 |  | 2013
Total revenue | $ | 28,716 | $ | 20,867 | $ | 17,417 | $ | 20,419
Operating loss |  | (6,128) |  | (14,970) |  | (20,616) |  | (16,027)
Net loss |  | (10,275) |  | (15,949) |  | (20,135) |  | (19,772)
Net loss per common share—basic |  | (0.20) |  | (0.31) |  | (0.38) |  | (0.35)
Net loss per common share—diluted |  | (0.20) |  | (0.31) |  | (0.38) |  | (0.35)
In the fourth quarter of the year ended March 31, 2012, the Company recorded an expense of $4.9 million of patent costs previously capitalized in prior periods as intangible assets. The Company determined that the change in accounting had an immaterial impact to the year ended March 31, 2012 and has elected to expense these charges as incurred going forward.
(In thousands, except per share amount) |  | For the year ended March 31, 2012:
Three Months Ended |  | June 30, |  | September 30, |  | December 31, |  | March 31,
|  | 2011 |  | 2011 |  | 2011 |  | 2012
Total revenue | $ | 9,058 | $ | 20,800 | $ | 18,058 | $ | 28,627
Operating loss |  | (38,327) |  | (51,125) |  | (26,569) |  | (20,418)
Net loss |  | (37,679) |  | (51,709) |  | (26,271) |  | (21,168)
Net loss per common share—basic |  | (0.74) |  | (1.02) |  | (0.52) |  | (0.42)
Net loss per common share—diluted |  | (0.74) |  | (1.02) |  | (0.52) |  | (0.42)

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=20225539&loc=d3e1280-108306 + Details
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