Share-Based Compensation (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
	Jun. 30, 2012
Stock Options [Member]
Summary of outstanding and non-vested stock option and restricted stock activity
Beginning Balance, Shares	621,976
Beginning Balance, Weighted Average Exercise price	$ 8.47
Granted, shares	98,500
Granted, Weighted Average Fair Value	$ 7.61
Exercised, Shares	(10,500)
Exercised, Weighted Average Fair Value	$ 5.14
Expired / Cancelled, Shares	(2,183)
Expired / cancelled, Weighted Average Fair Value	$ 8.80
Ending Balance, Shares	707,793
End of period, Weighted Average Exercise Price	$ 8.40
Non Vested Stock Options [Member]
Summary of outstanding and non-vested stock option and restricted stock activity
Beginning Balance, Shares	147,826
Beginning Balance, Weighted Average Exercise price	$ 4.35
Granted, shares	98,500
Granted, Weighted Average Fair Value	$ 3.46
Vested, Shares	(100,562)
Vested, Weighted Average Fair Value	$ 4.64
Expired / Cancelled, Shares	(399)
Expired / cancelled, Weighted Average Fair Value	$ 3.81
Ending Balance, Shares	145,365
End of period, Weighted Average Exercise Price	$ 3.55
Restricted Stock [Member]
Summary of outstanding and non-vested stock option and restricted stock activity
Beginning Balance, Outstanding and Non-Vested shares	31,328
Beginning Balance, Outstanding and Non Vested, Weighted average fair value per share	$ 8.11
Granted, Outstanding and Nonvested shares	52,500
Granted, Restricted Stock Weighted Average Exercise Price	$ 7.61
Vested Outstanding and Non vested, shares	(19,331)
Vested Outstanding and Non-Vested Weighted Average Fair Value	$ 8.70
Ending Balance, Outstanding and Non-Vested Shares	64,497
Ending Balance, Outstanding and Non-Vested, Weighted Average Fair Value Per Share	$ 7.52