XML 17 R24.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Net Income Per Share (Tables) | 3 Months Ended
--- | ---
Oct. 31, 2013
Earnings Per Share [Abstract] |
Schedule of reconciliation of basic weighted shares outstanding to diluted weighted average shares outstanding |
|  | Three Months Ended October 31, |
|  | 2013 |  |  | 2012 |
Basic weighted average shares outstanding |  |  | 125,460 |  |  |  | 124,302 |
Effect of dilutive securities - stock options |  |  | 5,246 |  |  |  | 4,171 |
Diluted weighted average shares outstanding |  |  | 130,706 |  |  |  | 128,473 |

X
- Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration