Concentration of Credit Risk (Details) (USD $)			6 Months Ended
	Jun. 30, 2014 Instruments	Dec. 31, 2013	Jun. 30, 2014 STA Instruments Instruments
Concentration of Credit Risk (Textual) [Abstract]
Number of instrument on purchase agreement			12,000
Payment of materials in advance	$ 1,674,000	$ 2,308,000
Number of instrument remaining on purchase order	4,554		4,554