GOODWILL AND INTANGIBLE ASSETS (Details Textual) - USD ($) $ in Thousands	1 Months Ended			3 Months Ended		6 Months Ended
	Feb. 28, 2017	Apr. 30, 2016	Jan. 31, 2016	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
GOODWILL AND INTANGIBLE ASSETS
Amortization of Intangible Assets				$ 6,800	$ 5,700	$ 13,200	$ 10,100
Payments to Acquire Intangible Assets						50,956	144,494
Goodwill				1,838		1,838		$ 1,838
Finite-Lived Intangible Assets, Gross				238,048		238,048		203,992
Accrued Royalties Related To Asset Purchase						$ 0	$ 3,882
Acquired Finite-lived Intangible Asset, Amortization Description						we are amortizing 80% of the value of the intangible assets over the first five years of useful lives of the assets and amortizing the remaining 20% of the value of the intangible assets over the second five years of useful lives of the assets.
Cranford Pharmaceuticals [Member] | Non Compete Agreement [Member]
GOODWILL AND INTANGIBLE ASSETS
Finite-Lived Intangible Asset, Useful Life		7 years
Finite-Lived Intangible Assets, Gross		$ 600
Inderal XL [Member]
GOODWILL AND INTANGIBLE ASSETS
Finite-Lived Intangible Asset, Useful Life	10 years
Finite-Lived Intangible Assets, Gross	$ 15,100
Acquisition Costs Capitalized	40
Asset Acquisition Purchase Price	$ 20,200
InnoPran XL [Member]
GOODWILL AND INTANGIBLE ASSETS
Finite-Lived Intangible Asset, Useful Life	10 years
Finite-Lived Intangible Assets, Gross	$ 19,000
Acquisition Costs Capitalized	100
Asset Acquisition Purchase Price	30,600
InnoPran XL [Member] | Line of Credit [Member]
GOODWILL AND INTANGIBLE ASSETS
Payments to Acquire Intangible Assets	30,000
InnoPran XL [Member] | Cash [Member]
GOODWILL AND INTANGIBLE ASSETS
Payments to Acquire Intangible Assets	$ 600
Marketing and Distribution Rights [Member]
GOODWILL AND INTANGIBLE ASSETS
Finite-Lived Intangible Asset, Useful Life						4 years 8 months 12 days
Finite-Lived Intangible Assets, Gross				$ 11,042		$ 11,042		$ 11,042
Marketing and Distribution Rights [Member] | H2 - Pharma, LLC [Member]
GOODWILL AND INTANGIBLE ASSETS
Payments to Acquire Intangible Assets			$ 8,800
Finite-Lived Intangible Asset, Useful Life			4 years
Finite-Lived Intangible Assets, Gross			$ 10,000
Acquisition Costs Capitalized			42
Accrued Royalties Assumed in Asset Purchase			1,200
New Drug Applications [Member] | Merck Sharp Dohme B.V. [Member]
GOODWILL AND INTANGIBLE ASSETS
Payments to Acquire Intangible Assets			$ 75,000
Finite-Lived Intangible Asset, Useful Life			10 years
Finite-Lived Intangible Assets, Gross			$ 75,300
Acquisition Costs Capitalized			$ 300
New Drug Applications [Member] | Cranford Pharmaceuticals [Member]
GOODWILL AND INTANGIBLE ASSETS
Payments to Acquire Intangible Assets		$ 60,000
Finite-Lived Intangible Asset, Useful Life		10 years
Finite-Lived Intangible Assets, Gross		$ 52,400
Acquisition Costs Capitalized		300
Accrued Royalties Related To Asset Purchase		3,900
Asset Acquisition Purchase Price		$ 64,200