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Molteni Purchase Agreement (Details Textual) € in Millions, $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2018 USD ($) | Jun. 30, 2018 EUR (€)
Purchase Agreement [Line Items] |  |
Proceeds from Sale of Productive Assets | $ 2.4 | € 2.0
Revenue Recognition, Milestone Method, Description | receive earn-out payments for up to 15 years on net sales of Probuphine in the Molteni Territory ranging in percentage from the low-teens to the mid-twenties. | receive earn-out payments for up to 15 years on net sales of Probuphine in the Molteni Territory ranging in percentage from the low-teens to the mid-twenties.
Estimated Selling Price | $ 1.4 |
Intellectual Property [Member] |  |
Purchase Agreement [Line Items] |  |
Finite-Lived Intangible Assets, Translation and Purchase Accounting Adjustments | $ 1.0 |

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- Definition Amount of increase (decrease) to assets, excluding financial assets and goodwill, lacking physical substance with a finite life for foreign currency translation adjustments and purchase accounting adjustments. + References No definition available. + Details
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- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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