Stock Based Compensation (Details Textual) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Sep. 30, 2012	Sep. 30, 2011	Feb. 28, 2005
2005 Recognition and Retention Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of awards company's common stock					113,910
Fair value of the restricted shares on the date of award, lot one	$ 7.04
Number of restricted shares on date of award, lot one	63,783
Fair value of the restricted shares on the date of award, lot two	$ 6.18
Number of restricted shares on date of award, lot two	6,832
Weighted Average Fair value	$ 5.56		$ 5.65	$ 5.24
Shares granted to eligible participants	10,156	0	2,500	20,312
Previously awarded shares forfeited	0	0
2004 Stock Option and Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of awards company's common stock					284,778
Vesting period of options granted	5 years
Weighted Average Fair value	$ 6.15
Compensation expense related to awards	$ 8	5
Options granted	281,854
Expiry period of unexercised and nonqualified stock options	15 years
Expiry period of unexercized incentive stock options	10 years
Shares of the Company's common stock vested	77,639
Shares of the Company's common stock unvested	70,369
Number of shares forfeited under options in the plan	129,288
Number of options exercised under the plan	4,558
Number of options remained outstanding under the plan	148,008
2008 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant of awards company's common stock	0
Number of shares reserved and available for issuance under the 2008 Equity Incentive Plan	597,605
Prospective issuance of shares of the Company's common stock under the 2008 Equity Incentive Plan	426,860
Aggregate stock which may be granted for restricted stock and units under the 2008 Equity Incentive Plan	170,745
Restricted shares [Member] | 2005 Recognition and Retention Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares issued and outstanding	103,583
Vesting period of options granted	5 years
Compensation expense related to awards	$ 9	5