Revenues, Recognition and Allowances (Details 2) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Disaggregation of Revenue [Line Items]
Company product sales, net	$ 15,179	$ 15,888	$ 28,415	$ 32,324
Research and development services and other income	122	113	133	151
Revenue, net	16,751	18,408	31,296	38,299
Company product sales
Disaggregation of Revenue [Line Items]
Company product sales, net	15,179	15,888	28,415	32,324
Topical
Disaggregation of Revenue [Line Items]
Company product sales, net	8,369	9,885	16,277	18,833
Injectables
Disaggregation of Revenue [Line Items]
Company product sales, net	6,810	6,003	12,138	13,491
Contract manufacturing sales
Disaggregation of Revenue [Line Items]
Company product sales, net	$ 1,450	$ 2,407	$ 2,748	$ 5,824

Research And Development Services And Other Income

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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