Income Tax (Detail Textuals) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Alternative minimum tax credits available to offset future federal income taxes	$ 89,000	$ 112,000
Unrecognized deferred income tax liability included in retained earnings	2,100,000
Unrecorded deferred income tax liability	$ 714,000