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Intangible Assets Intangible Assets Narrative (Details) | Sep. 30, 2017 | Jun. 01, 2017
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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 |

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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. + References 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 + Details
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