ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 17, 2013	Jun. 21, 2012	Jul. 29, 2013
Advertising Costs
Advertising expense	$ 1,800,000	$ 2,400,000	$ 1,500,000
Intangible Assets
Carrying value of intangible assets	72,361,000	82,521,000
Accumulated amortization	16,800,000	6,700,000
2015	10,200,000
2016	10,200,000
2017	10,200,000
2018	10,200,000
2019	8,200,000
2020 and thereafter	23,400,000
CAMBIA
Intangible Assets
Intangible asset - acquired entity product rights				51,360,000
Carrying value of intangible assets	46,000,000
Zipsor
Intangible Assets
Intangible asset - acquired entity product rights					27,100,000
Carrying value of intangible assets	17,500,000
Lazanda
Intangible Assets
Intangible asset - acquired entity product rights						10,450,000
Carrying value of intangible assets	$ 8,900,000
Furniture and office equipment | Minimum
Property and Equipment
Estimated useful lives	3 years
Furniture and office equipment | Maximum
Property and Equipment
Estimated useful lives	5 years
Laboratory equipment | Minimum
Property and Equipment
Estimated useful lives	3 years
Laboratory equipment | Maximum
Property and Equipment
Estimated useful lives	5 years