Basis of Presentation - Service Revenue from Custom Assay Development and Sample Processing (Details) - USD ($)	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016
Segment Reporting Revenue Reconciling Item [Line Items]
Service	$ 830,025	$ 265,042
Custom assay development
Segment Reporting Revenue Reconciling Item [Line Items]
Service	81,287
Sample processing
Segment Reporting Revenue Reconciling Item [Line Items]
Service	$ 748,738	$ 265,042

Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(d))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

Name:	us-gaap_SalesRevenueServicesNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration