Series C Convertible Preferred Stock (Details) (USD $)	0 Months Ended		3 Months Ended	0 Months Ended
	Jun. 07, 2014	Jun. 04, 2014	Mar. 31, 2015 employee item	Feb. 15, 2012	Jun. 05, 2014	May 31, 2014	Feb. 29, 2012	Jan. 31, 2012
Class of Stock [Line Items]
Preferred stock, shares issued and sold							3,000,000
Common stock purchase price using warrants					8.00	9.60
Adjusted common stock purchase price using warrants					$ 1.60
exercise price of warrants	$ 1.92	$ 9.60
Preferred stock, liquidation preference per share			$ 10.00
Preferred Stock, Dividend Rate, Percentage			6.25%
Number of votes per share			0.78625
Number of designated board of directors			2
Percentage of common stock sold shares of outstanding shares			20.00%
Transaction amount of equity securities by investors			120,000
Series C Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares issued and sold								3,000,000
Preferred stock, fixed annual amount of dividend per share				$ 0.625
Dividends unpaid and accrued			$ 2,900,000
Dividends unpaid and accrued per share			$ 0.975
Preferred Stock, Dividend Rate, Percentage			6.25%
Convertible preferred stock conversion price per share			$ 1.60
Percentage of voting stock			34.00%