ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2016

ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

Schedule of useful lives of property and equipment

Furniture and office equipment	3 - 5 years
Machinery and equipment	5 - 7 years
Laboratory equipment	3 - 5 years
Leasehold improvements	Shorter of estimated useful life or lease term

Schedule of total revenues

Total revenues are summarized in the following table (in thousands):–

	2016		2015		2014
Product sales:
NUCYNTA products	$	281,261	$	189,854	$	—
Gralise		88,446		81,054		60,411
CAMBIA		31,273		27,426		21,681
Lazanda		26,547		17,711		6,972
Zipsor		27,539		25,705		25,155
Total product sales		455,066		341,750		114,219
Royalties:
Others		831		985		1,821
Total royalty revenue		831		985		1,821
Non‑cash PDL royalty revenue	$	—	$	—	$	242,808
Total Non‑cash revenue		—		—		242,808
License and Other revenue:
Glumetza	$	—	$	—	$	15,515
Mallinckrodt		—		—		15,000
Other		—		—		1,000
Total license and other revenue:		—		—		31,515
Total revenues	$	455,897	$	342,735	$	390,363