Revenue from Contract with Customer - Schedule of Changes in Contract Liability (Details)	12 Months Ended
	Dec. 31, 2018 USD ($)
Disaggregation Of Revenue [Line Items]
Balance at January 1, 2018	$ 837,885
Deferral of revenue	907,742
Customer deposits	131,864
Recognition of deferred Revenue	(1,466,544)
Balance at December 31, 2018	410,947
Product Revenue
Disaggregation Of Revenue [Line Items]
Balance at January 1, 2018	39,426
Deferral of revenue	190,703
Customer deposits	131,864
Recognition of deferred Revenue	(245,446)
Balance at December 31, 2018	116,547
Custom RUO Assay Design
Disaggregation Of Revenue [Line Items]
Balance at January 1, 2018	197,606
Deferral of revenue	448,580
Recognition of deferred Revenue	(596,186)
Balance at December 31, 2018	50,000
Sample Processing
Disaggregation Of Revenue [Line Items]
Balance at January 1, 2018	490,536
Deferral of revenue	197,541
Recognition of deferred Revenue	(443,677)
Balance at December 31, 2018	244,400
Collaborative Development Services
Disaggregation Of Revenue [Line Items]
Balance at January 1, 2018	110,317
Deferral of revenue	70,918
Recognition of deferred Revenue	$ (181,235)