Dividends Payable (Details) (USD $)	3 Months Ended		6 Months Ended			3 Months Ended	6 Months Ended			3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013	Jun. 30, 2014 Series A Preferred Stock [Member]	Jun. 30, 2014 Series A Preferred Stock [Member]	Jun. 30, 2014 Series B And Series C Preferred Stock [Member] item	Aug. 01, 2014 Series B And Series C Preferred Stock [Member]	Jun. 30, 2014 Series B Preferred Stock [Member]	Jun. 30, 2014 Series B Preferred Stock [Member]	Jun. 30, 2014 Series C Preferred Stock [Member]	Jun. 30, 2014 Series C Preferred Stock [Member]
Dividends Payable
Preferred stock dividends accrued during the period	$ 34,000	$ 38,000	$ 71,000	$ 75,000		$ 12,000				$ 14,000		$ 8,000
Accrued and unpaid dividends	20,000		20,000		437,000
Dividend rate (as a percent)							5.00%				5.00%		5.00%
Percentage of additional late fee penalty payable on unpaid dividends								18.00%
Number of outside board members invested in preferred stock								1
Period within which entity must cure breach								45 days
Redemption price									$ 1,900,000