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Earnings Per Share (Tables) | 9 Months Ended
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Apr. 30, 2016
Earnings Per Share [Abstract] |
Schedule of numerators and denominators used in basic and diluted EPS calculations | The following table reconciles the numerators and denominators used in the basic and diluted EPS calculations:
|  | Three months ended April 30, |  | Nine months ended April 30,
|  | 2016 |  | 2015 |  | 2016 |  | 2015
Numerator: |  |  |  |  |  |  |  |
Net (loss) income for basic calculation |  | $ | (14,355,000 | ) |  | 4,960,000 |  |  | (10,440,000 | ) |  | 17,770,000 |
Numerator for diluted calculation |  | $ | (14,355,000 | ) |  | 4,960,000 |  |  | (10,440,000 | ) |  | 17,770,000 |
Denominator: |  |  |  |  |  |  |  |
Denominator for basic calculation |  | 16,195,000 |  |  | 16,202,000 |  |  | 16,184,000 |  |  | 16,220,000 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |
Stock-based awards |  | — |  |  | 180,000 |  |  | — |  |  | 248,000 |
Denominator for diluted calculation |  | 16,195,000 |  |  | 16,382,000 |  |  | 16,184,000 |  |  | 16,468,000 |

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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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