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Intangible Asset - Nucynta Commercialization Agreement - Table (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		11 Months Ended
	Feb. 05, 2020	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020	Feb. 29, 2020	Dec. 31, 2019
Gross carrying amount		$ 521,170		$ 521,170
Amortization expense		(16,795)	$ (10,295)
Accumulated amortization		(202,061)		(185,266)
Intangible assets, net		319,109		335,904
Nucynta Products
Gross carrying amount		521,170		521,170		$ 154,089
Amortization expense	$ (1,754)	(16,795)		(58,926)
Accumulated amortization		(202,061)		(185,266)		(124,586)
Additional costs incurred					$ 367,081
Intangible assets, net		$ 319,109		$ 335,904		$ 29,503

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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