Earnings Per Share (Details) (USD $)	3 Months Ended	6 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Numerator:
Net income (loss)	$ (364,091)	$ 784,217	$ 229,651	$ 1,792,813
Denominator:
Basic weighted average shares	16,925,028	16,915,823	16,940,377	16,901,955
Dilutive effect of share-based awards (in shares)		236,855	103,358	221,557
Diluted weighted average shares	16,925,028	17,152,678	17,043,735	17,123,512
Earnings per common share:
Basic EPS (in dollars per share)	$ (0.02)us-gaap_EarningsPerShareBasic	$ 0.05us-gaap_EarningsPerShareBasic	$ 0.01us-gaap_EarningsPerShareBasic	$ 0.11us-gaap_EarningsPerShareBasic
Diluted EPS (in dollars per share)	$ (0.02)us-gaap_EarningsPerShareDiluted	$ 0.05us-gaap_EarningsPerShareDiluted	$ 0.01us-gaap_EarningsPerShareDiluted	$ 0.10us-gaap_EarningsPerShareDiluted
Options to purchase common stock outstanding (in shares)	671,168	719,668	671,168	719,668
Weighted dilutive shares outstanding excluded from the computation of diluted earnings per share	671,168	57,500	402,774	71,049

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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