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Stockholder's Equity (Tables) | 12 Months Ended
--- | ---
Jul. 31, 2013
Equity [Abstract] |
Schedule of stock options exercised |
Period |  |  |  | Options Exercised |  | Exercise Price |  | Shares Net Settled for Exercise |  | Shares Withheld for Taxes(1) |  | Net Shares to Employee |  | Share Price for Withholding |  | Tax Withholding (in 000’s)
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
FY 2011—Q2 |  |  |  |  | 177,500 |  |  | $ | 8.47 |  |  |  | 76,050 |  |  |  | 37,834 |  |  |  | 63,616 |  |  | $ | 19.76 |  |  | $ | 748 |
FY 2011—Q3 |  |  |  |  | 548,334 |  |  | $ | 11.02 |  |  |  | 295,496 |  |  |  | 118,032 |  |  |  | 134,806 |  |  | $ | 20.40 |  |  | $ | 2,408 |
FY 2011—Q4 |  |  |  |  | 180,000 |  |  | $ | 9.48 |  |  |  | 76,396 |  |  |  | 48,366 |  |  |  | 55,238 |  |  | $ | 22.33 |  |  | $ | 1,080 |
FY 2012—Q1 |  |  |  |  | 40,000 |  |  | $ | 9.00 |  |  |  | 16,082 |  |  |  | 8,974 |  |  |  | 14,944 |  |  | $ | 22.39 |  |  | $ | 201 |
FY 2012—Q2 |  |  |  |  | 20,000 |  |  | $ | 9.00 |  |  |  | 7,506 |  |  |  | 4,584 |  |  |  | 7,910 |  |  | $ | 23.98 |  |  | $ | 110 |
FY 2012—Q3 |  |  |  |  | 322,520 |  |  | $ | 10.74 |  |  |  | 131,299 |  |  |  | 85,683 |  |  |  | 105,538 |  |  | $ | 26.38 |  |  | $ | 2,260 |
FY 2013—Q2 |  |  |  |  | 73,228 |  |  | $ | 8.89 |  |  |  | 18,127 |  |  |  | 17,461 |  |  |  | 37,640 |  |  | $ | 35.91 |  |  | $ | 627 |
(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.
Schedule of share-based compensation expense |
|  |  |  | Years Ended July 31, |
--- | --- | --- | --- | --- | ---
|  |  |  | 2013 |  | 2012 |  | 2011
General and administrative |  |  |  | $ | 17,135 |  |  | $ | 18,802 |  |  | $ | 17,976 |
Yard operations |  |  |  |  | 2,289 |  |  |  | 2,989 |  |  |  | 1,031 |
Total |  |  |  | $ | 19,424 |  |  | $ | 21,791 |  |  | $ | 19,007 |
Schedule of non-vested shares |
|  |  |  | Number of Shares (in 000’s) |  | Weighted Average Grant- date Fair Value
--- | --- | --- | --- | --- | --- | ---
Non-vested shares at July 31, 2012 |  |  |  |  | 6,013 |  |  | $ | 6.59 |
Grants of non-vested shares |  |  |  |  | 335 |  |  |  | 7.87 |
Vested |  |  |  |  | (2,889 | ) |  |  | 6.57 |
Forfeitures or expirations |  |  |  |  | (63 | ) |  |  | 6.06 |
Non-vested shares at July 31, 2013 |  |  |  |  | 3,396 |  |  | $ | 6.55 |
Schedule of option activity |
|  |  |  | Shares (in 000’s) |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Term |  | Aggregate Intrinsic Value (in 000’s)
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Outstanding at July 31, 2012 |  |  |  |  | 16,179 |  |  | $ | 16.24 |  |  |  | 6.60 |  |  | $ | 121,977 |
Grants of options |  |  |  |  | 335 |  |  |  | 29.76 |  |  |  | — |  |  |  | — |
Exercises |  |  |  |  | (1,529 | ) |  |  | 13.78 |  |  |  | — |  |  |  | — |
Forfeitures or expirations |  |  |  |  | (63 | ) |  |  | 24.50 |  |  |  | — |  |  |  | — |
Outstanding at July 31, 2013 |  |  |  |  | 14,922 |  |  | $ | 16.75 |  |  |  | 5.91 |  |  | $ | 235,086 |
Exercisable at July 31, 2013 |  |  |  |  | 11,526 |  |  | $ | 16.03 |  |  |  | 5.58 |  |  | $ | 190,003 |
Vested and expected to vest at July 31, 2013 |  |  |  |  | 14,438 |  |  | $ | 16.73 |  |  |  | 5.91 |  |  | $ | 227,892 |
Schedule of stock options outstanding and exercisable |
|  |  |  | Options Outstanding |  | Options Exercisable |
--- | --- | --- | --- | --- | --- | --- | ---
Range of Exercise Prices |  |  |  | Number Outstanding at July 31, 2013 (in 000’s) |  | Weighted Average Remaining Contractual Life |  | Weighted Average Exercise Price |  | Number Exercisable at July 31, 2013 (in 000’s) |  | Weighted Average Exercise Price
$9.00–$14.88 |  |  |  |  | 774 |  |  |  | 2.90 |  |  | $ | 12.30 |  |  |  | 774 |  |  | $ | 12.30 |
$15.11–$15.11 |  |  |  |  | 8,000 |  |  |  | 5.70 |  |  | $ | 15.11 |  |  |  | 6,800 |  |  | $ | 15.11 |
$16.38–$20.56 |  |  |  |  | 5,063 |  |  |  | 6.11 |  |  | $ | 18.28 |  |  |  | 3,666 |  |  | $ | 17.99 |
$21.05–$35.72 |  |  |  |  | 1,085 |  |  |  | 8.65 |  |  | $ | 25.03 |  |  |  | 286 |  |  | $ | 22.85 |
|  |  |  |  | 14,922 |  |  |  | 5.91 |  |  | $ | 16.75 |  |  |  | 11,526 |  |  | $ | 16.03 |

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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + 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 (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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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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