Ferring Asset Purchase Agreement and Discontinued Operations - Gain on Sale of Purchased Assets to Ferring (Details) $ in Thousands	12 Months Ended
Dec. 31, 2017 USD ($)
Discontinued Operations and Disposal Groups [Abstract]
Upfront payment received	$ 11,500
Transition services payments	500
Payment received for inventory	709
Total proceeds from sale	12,709
Carrying value of assets sold in sale	(1,578)
Carrying value of assets sold in sale	1,186
Total gain on sale of Purchased Assets	$ 12,317

Disposal Group, Including Discontinued Operation, Payments Recognized For Transition Services

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- Definition

Disposal Group, Including Discontinued Operations, Disposal During Period, Carrying Value Of Assets

+ References

No definition available.

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- Definition

Disposal Group, Including Discontinued Operations, Disposal During Period, Liabilities Transferred

+ References

No definition available.

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- Definition

Proceeds From Sale Of Product Related Inventory

+ References

No definition available.

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- Definition

Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 45
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- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

No definition available.

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- Definition

The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

+ References

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-Publisher FASB
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