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Common Stock Repurchases (Tables) | 6 Months Ended
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Jan. 31, 2016
Equity [Abstract] |
Summary of stock options exercised | The stock options exercised by certain employees and executive officers through cashless exercises are summarized in the following table:
Period |  | Options Exercised |  | Weighted Average Exercise Price |  | Shares Net Settled for Exercise |  | Shares Withheld for Taxes(1) |  | Net Shares to Employees |  | Weighted Average Share Price for Withholding |  | Tax Withholdings (in 000s)
FY 2015—Q1 |  | 201,333 |  |  | $ | 19.59 |  |  | 124,621 |  |  | 35,416 |  |  | 41,296 |  |  | $ | 31.65 |  |  | $ | 1,121 |
FY 2015—Q3 |  | 139,690 |  |  | $ | 20.27 |  |  | 76,021 |  |  | 20,656 |  |  | 43,013 |  |  | $ | 37.27 |  |  | $ | 770 |
FY 2015—Q4 |  | 200,000 |  |  | $ | 12.02 |  |  | 66,602 |  |  | 52,158 |  |  | 81,240 |  |  | $ | 36.08 |  |  | $ | 1,882 |
(1) Shares withheld for taxes are treated as a repurchase of shares for accounting purposes but do not count against the Company's stock repurchase program.

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- Definition Tabular disclosure of the number of fully vested share options (or share units) and share options expected to vest at the date of the latest statement of financial position, weighted-average exercise price (or conversion ratio), aggregate intrinsic value (except for nonpublic entities), and weighted-average remaining contractual term for both options (or share units) currently outstanding and options (or share units) exercisable (or convertible). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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