Preferred Stock (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares)	25,000,000	25,000,000
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares issued (in shares)	2,170	2,170
Preferred stock	$ 2,170,000	$ 2,170,000
Series B Cumulative Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares authorized (in shares)	2,500
Preferred stock, par value (in dollars per share)	$ 0.001
Preferred stock dividend rate (in hundredths)	10.00%
Preferred stock, stated value (in dollars per share)	$ 1,000
Preferred stock, shares issued (in shares)	2,170
Preferred stock	2,170,000
Accumulated preferred dividends	$ 3,104,500	$ 2,887,500