Merger with Macrocure and Related Transactions - Royalty Agreement and Letter Agreement (Details) - Royalty Vehicle	Jan. 23, 2017
Merger with Macrocure
Collective beneficial ownership (as a percent)	100.00%
TRX 518 compound \| Royalty Agreement
Merger with Macrocure
Royalties payable	5.00%
DKN-01 compound \| Royalty Agreement
Merger with Macrocure
Royalties payable	2.00%

The number of units or percentage investment held by one or more members or limited partners of the LLC or LP.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055

Name:	us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration