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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Jul. 31, 2013
Summary of Allowance for Doubtful Accounts Activity | A summary of allowance for doubtful accounts activity is as follows:
|  | 2013 |  |  | 2012 |  |  | 2011 |
Beginning balance |  |  | $ 527 |  |  |  | $ 549 |  |  |  | $ 422 |
Net charged to expense |  |  | (47) |  |  |  | 32 |  |  |  | 3 |
Write-offs net of recoveries/payments |  |  | (130) |  |  |  | (54) |  |  |  | (116) |
Heartland acquisition |  |  | – |  |  |  | – |  |  |  | 240 |
Discontinued operations reclassification |  |  | (193) |  |  |  | – |  |  |  | – |
Ending balance |  |  | $ 157 |  |  |  | $ 527 |  |  |  | $ 549 |
Schedule of Difference Between Basic and Diluted EPS as Result of Outstanding Stock Options and Unvested Restricted Stock and Restricted Stock Units | The difference between basic EPS and diluted EPS is the result of outstanding stock options and unvested restricted stock and restricted stock units.
|  | 2013 |  |  | 2012 |  |  | 2011 |
Weighted average shares outstanding for basic earnings per share |  |  | 53,005,576 |  |  |  | 53,845,697 |  |  |  | 55,271,340 |
Stock options and unvested restricted stock and restricted stock units |  |  | 109,972 |  |  |  | 54,151 |  |  |  | 102,301 |
Weighted average shares outstanding assuming dilution |  |  | 53,115,548 |  |  |  | 53,899,848 |  |  |  | 55,373,641 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + 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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