Summary of Significant Accounting Policies (Details 1) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Income from continuing operations	$ 9,758	$ 6,307
Income from discontinued operations, net of tax	476	241
Net Income	$ 10,234	$ 6,548
Dilutive effect of the Company's stock options
Weighted-average common shares outstanding (basic)	5,363	5,317
Weighted-average common shares outstanding (diluted)	5,401	5,380
Net income per share - basic [Abstract]
Continuing operations, basic (in dollars per share)	$ 1.82	$ 1.19
Discontinued operations, basic (in dollars per share)	$ 0.09	$ 0.04
Net income, basic (in dollars per share)	$ 1.91	$ 1.23
Net income per share - diluted [Abstract]
Continuing operations, diluted (in dollars per share)	$ 1.81	$ 1.18
Discontinued operations, diluted (in dollars per share)	$ 0.09	$ 0.04
Net income, diluted (in dollars per share)	$ 1.90	$ 1.22
Anti-dilutive weighted-average common shares excluded from calculation of diluted earnings per share	47	144
Stock options [Member]
Dilutive effect of the Company's stock options
Weighted-average common shares outstanding (diluted)	1	15
Restricted shares [Member]
Dilutive effect of the Company's stock options
Weighted-average common shares outstanding (diluted)	12	6
Performance shares [Member]
Dilutive effect of the Company's stock options
Weighted-average common shares outstanding (diluted)	25	42