Basis of Presentation and Summary of Significant Accounting Policies - Product Revenue from Sale of Instruments and Consumables (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting Revenue Reconciling Item [Line Items]
Total product sales	$ 2,759,942	$ 3,532,028
Instruments
Segment Reporting Revenue Reconciling Item [Line Items]
Total product sales	522,813	789,231
Consumables
Segment Reporting Revenue Reconciling Item [Line Items]
Total product sales	$ 2,237,129	$ 2,742,797