LEGAL MATTERS (Details) $ in Millions	Jan. 03, 2017	Aug. 05, 2015 item	Jul. 07, 2015 item	Jun. 18, 2015 item	Jan. 21, 2015 item	Mar. 27, 2014 USD ($)
Third Paragraph IV Certification Notice from Actavis Member
LEGAL MATTERS
Number of patents-in-suit			2
Second Paragraph IV Certification Notice from Actavis Member
LEGAL MATTERS
Number of patents-in-suit					2
Paragraph IV Certification Notice from Teva Pharmaceuticals Member
LEGAL MATTERS
Number of patents-in-suit		2
Federal Leave To Amend Claims Member
LEGAL MATTERS
Loss Contingency, Claims Dismissed, Number				2
California Prejudice Claims Member
LEGAL MATTERS
Loss Contingency, Claims Dismissed, Number				7
STENDRA ANDA Litigation member
LEGAL MATTERS
Period prior to expiration notice of the last to expire of patents-in-suit	180 days
Shareholder derivative lawsuit | Minimum | Qsymia
LEGAL MATTERS
Amount of damages sought | $						$ 2.8