Subsequent Events (Narrative) (Details) (Subsequent Event [Member])	1 Months Ended
	Apr. 30, 2014
Series C-1 Convertible Preferred Stock
Subsequent Event [Line Items]
Preferred stock converted into common stock	353.720
Series F Convertible Preferred Stock
Subsequent Event [Line Items]
Preferred stock converted into common stock	140.541
Common Stock
Subsequent Event [Line Items]
Conversion of stock, shares issued	649,977