v3.8.0.1

Net Loss Per Share Applicable to Common Stockholders (Tables) | 6 Months Ended
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Oct. 31, 2017
Earnings Per Share [Abstract] |
Computations of Loss per Share Applicable to Common Stockholders | The following table sets forth the computations of net loss per share applicable to common stockholders for the three and six months ended October 31, 2017 and 2016, respectively (in thousands, except net loss per share data):
| Three Months Ended October 31, |  | Six Months Ended October 31,
| 2017 |  | 2016 |  | 2017 |  | 2016
Net loss | $ | (55 | ) |  | $ | (4,134 | ) |  | $ | (2,371 | ) |  | $ | (9,239 | )
Basic and diluted loss per share | $ | 0.00 |  |  | $ | (0.05 | ) |  | $ | (0.03 | ) |  | $ | (0.11 | )
Basic and diluted weighted average number of shares outstanding | 85,630 |  |  | 82,930 |  |  | 85,147 |  |  | 82,572 |
Potentially dilutive securities (1): |  |  |  |  |  |  |
Outstanding stock options | 504 |  |  | 363 |  |  | 496 |  |  | 236 |
Restricted shares | 1,002 |  |  | 826 |  |  | 1,423 |  |  | 440 |
(1) | The impact of potentially dilutive securities on earnings per share is anti-dilutive in a period of net loss.

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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