Revenue from Contract with Customer - Schedule of Changes in Contract Liability (Details)	9 Months Ended
Sep. 30, 2018 USD ($)
Disaggregation Of Revenue [Line Items]
Beginning Balance	$ 837,885
Deferral of revenue	724,750
Recognition of deferred revenue	(1,174,660)
Ending Balance	387,975
Product Revenue
Disaggregation Of Revenue [Line Items]
Beginning Balance	39,426
Deferral of revenue	151,461
Recognition of deferred revenue	(135,980)
Ending Balance	54,907
Custom RUO Assay Design
Disaggregation Of Revenue [Line Items]
Beginning Balance	197,606
Deferral of revenue	336,080
Recognition of deferred revenue	(453,768)
Ending Balance	79,918
Sample Processing
Disaggregation Of Revenue [Line Items]
Beginning Balance	490,536
Deferral of revenue	166,291
Recognition of deferred revenue	(403,677)
Ending Balance	253,150
Collaborative Development Services
Disaggregation Of Revenue [Line Items]
Beginning Balance	110,317
Deferral of revenue	70,918
Recognition of deferred revenue	$ (181,235)

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 45
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