XML 48 R34.htm IDEA: XBRL DOCUMENT v3.5.0.2

Net Income Per Share (Tables)

12 Months Ended

Sep. 30, 2016

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,

		2014				2015				2016
Weighted average common shares outstanding used in    calculating basic income per share			23,916,238				24,466,243				24,203,947
Effect of dilutive options and non-vested restricted    stock awards			739,024				636,046				616,900
Weighted average common and common equivalent shares    used in calculating diluted income per share			24,655,262				25,102,289				24,820,847

X

- References

No definition available.

+ 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