Earnings (Loss) per Share (Details Textual)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Antidilutive Securities Excluded From Computation Of Earnings Per Share, Amount	3,898,198	2,386,198
Class N Preferred Stock [Member]
Convertible Preferred Stock, Shares Issuable upon Conversion	Company's Class N preferred shares, each of which is convertible to 40 common shares.	Company's Class N preferred shares, each of which is convertible to 40 common shares.