XML 82 R34.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Net Income Per Share (Tables) | 12 Months Ended
--- | ---
Sep. 30, 2014
Earnings Per Share [Abstract] |
Basic and Diluted Net Income Per Share | The following is a reconciliation of the shares used in the denominator for calculating basic and diluted net income per share for the fiscal years ended September 30,
|  | 2012 |  |  | 2013 |  |  | 2014 |
Weighted average common shares outstanding used in calculating basic income per share |  |  | 22,740,986 |  |  |  | 23,253,992 |  |  |  | 23,916,238 |
Effect of dilutive options and non-vested restricted stock awards |  |  | 594,932 |  |  |  | 749,736 |  |  |  | 739,024 |
Weighted average common and common equivalent shares used in calculating diluted income per share |  |  | 23,335,918 |  |  |  | 24,003,728 |  |  |  | 24,655,262 |

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