Warrants for Stock - Narrative (Details) - USD ($)	9 Months Ended	12 Months Ended
Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016	Dec. 31, 2015
Related party contribution	$ 1,170,000	$ 1,372,000	$ 2,112,000	$ 2,917,000
Warrants issued for services (in shares)			50,000
Warrants
Aggregate intrinsic value			$ 50,580	$ 5,295
Navitus
Warrants issued (in shares)			2,112,000
Related party contribution			$ 2,112,000

The number of shares or units of entity securities issued in the transaction in which equity securities were issued to pay for goods or nonemployee services.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 50
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=68057994&loc=d3e25284-112666

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

Name:	us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionQuantityOfSecuritiesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration