OUT OF PERIOD ADJUSTMENT (Details) - NUCYNTA products - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	12 Months Ended
Mar. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Out of period adjustment
Increase in BPD accrual	$ 3.4	$ 2.0	$ 1.4
Change in net loss per share, basic and diluted	$ 0.05

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Per share amount effect of a restatement of results of operations on basic earnings per share.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 55
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-Publisher FASB
-Name Accounting Standards Codification
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Amount of each individual error being corrected in the correcting adjustment.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 250
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 1.N)
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