Recent Market Developments (Details Textual) (USD $)	3 Months Ended
	Mar. 31, 2013
Recent Market Developments (Additional Textual) [Abstract]
FDIC deposit insurance amount	$ 250,000
Uniform increase in assessment rates effective on January 1, 2011	0.03%
Company is carrying a prepaid asset	$ 2,400,000
Time frame period for phase in of New Base Three requirement	10 years
Maximum [Member]
Recent Market Developments (Textual) [Abstract]
Restoration period	8 years
Minimum [Member]
Recent Market Developments (Textual) [Abstract]
Restoration period	7 years