Stock Offering (Details Textual) (USD $)	6 Months Ended			6 Months Ended
	Jun. 30, 2012	Mar. 19, 2012	May 08, 2008	Jun. 30, 2012 Series C cumulative preferred stock [Member]	Apr. 24, 2012 Series C cumulative preferred stock [Member]
Stock Offering (Textual) [Abstract]
Preferred Stock, Shares Issued					10,000
Par Value of Preferred Stock	$ 100				$ 100
Cash Consideration	$ 1,000,000			$ 1,000,000
Stock Offering (Additional Textual) [Abstract]
Common stock offering		1,000,000	1,500,000
Common stock, par value	$ 1.00	$ 2.50	$ 2.50
Date of termination			May 08, 2011
Offering expenses of approximately		$ 10,000