Intangible Assets Intangible Assets Narrative (Details)	Sep. 30, 2017	Jun. 01, 2017
Goodwill and Intangible Assets Disclosure [Abstract]
Business Acquisition, Percentage of Voting Interests Acquired		100.00%
Estimated time in months to complete in process research and development	3

Percentage of voting equity interests acquired at the acquisition date in the business combination.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

Name:	us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant