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Loss Per Share Applicable to Common Stockholders (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
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Oct. 31, 2012
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Oct. 31, 2011
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Oct. 31, 2012
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Oct. 31, 2011
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| Earnings Per Share, Basic and Diluted | ||||
| Net loss | $ (11,242) | $ (5,851) | $ (29,781) | $ (11,387) |
| Accretion of redeemable convertible preferred stock | (12) | (25) | ||
| Loss applicable to common stockholders | $ (11,242) | $ (5,863) | $ (29,781) | $ (11,412) |
| Loss per share, basic and diluted | $ (0.16) | $ (0.30) | $ (0.45) | $ (0.60) |
| Weighted average number of shares | 69,846 | 19,421 | 66,203 | 19,119 |
| Potentially dilutive securities (1): | ||||
| Outstanding stock options | 7,299 | 5,583 | 7,828 | 5,057 |
| Redeemable convertible preferred shares | 27,897 | |||
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- Details
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- Definition
The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. No definition available.
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- Details
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- Definition
Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible preferred stock using the if-converted method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The aggregate value of preferred stock dividends and other adjustments necessary to derive net income apportioned to common stockholders. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS). No definition available.
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