Net Loss Per Share (Common Shares Excluded from Net Loss) (Detail)
In Thousands, unless otherwise specified |
3 Months Ended | |
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Jun. 30, 2014
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Jun. 30, 2013
|
|
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||
Shares of common stock issuable upon the exercise which were excluded from the computation of diluted earnings per share | 19,626 | 22,377 |
Warrants to purchase common stock [Member]
|
||
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||
Shares of common stock issuable upon the exercise which were excluded from the computation of diluted earnings per share | 9,460 | 12,405 |
Options to purchase common stock [Member]
|
||
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||
Shares of common stock issuable upon the exercise which were excluded from the computation of diluted earnings per share | 10,166 | 9,972 |