Convertible Note, Series D Preferred Stock, And Series D-1 Preferred Stock - Series D-1 Preferred Stock (Details) (USD $)	0 Months Ended	3 Months Ended
	Feb. 19, 2015	Mar. 31, 2015
Private Placement [Member] | Convertible Debt [Member]
Debt Instrument [Line Items]
Issuance of common stock (in shares)		583,964
Series D-1 Preferred Stock [Member]
Debt Instrument [Line Items]
Preferred stock, shares outstanding (in shares)		0
Series D-1 Preferred Stock [Member] | Private Placement [Member]
Debt Instrument [Line Items]
Issuance of common stock (in shares)	2,500
Proceeds from issuance of stock	$ 2,500,000
Shares converted		2,500
Conversion of stock, amount converted		2,500,000
Preferred stock, dividend rate, percentage	7.00%
Percentage on occurrence of events	15.00%
Preferred dividends, cash		$ 6,944
Stock dividends		3,896
Series D-1 Preferred Stock And Warrants, Installment Conversion [Member] | Common Stock [Member] | Private Placement [Member]
Debt Instrument [Line Items]
Conversion price (in dollars per share)	$ 2.31
Convertible preferred stock, conversion ratio	0.85
Convertible preferred stock, threshold trading days	5
Convertible Notes And Series D Preferred Stock, Alternate Conversion [Member] | Series D-1 Preferred Stock [Member] | Private Placement [Member]
Debt Instrument [Line Items]
Issuance of common stock (in shares)		2,305,824