Concentration of Credit Risk (Details) (USD $)			3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 STA Instruments Instruments
Concentration of Credit Risk (Textual) [Abstract]
Number of instrument on purchase agreement			12,000
Payment of materials in advance	$ 1,982,000	$ 2,308,000
Number of instrument remaining on purchase order			5,633