Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.

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Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. Includes long-term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership.

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The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill.

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Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest.

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Variable Interest Entities (Details Narrative) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Dec. 31, 2012	Mar. 31, 2018	Mar. 31, 2017
Income (loss) from equity method investments			$ 10,204
Proceeds from equity method investment, dividends or distributions			17,189
Payments to noncontrolling interests			8,788
Non-controlling Interests in Consolidated Entities [Member]
Investments in advance to affiliates, subsidiaries, associates, and joint ventures	$ 7,000
SWKHP Holdings [Member]
Income (loss) from equity method investments			$ 5,000
Holmdel Pharmaceuticals LP [Member]
Payments to acquire intangible assets	13,000
SWKHP Holdings LP [Member]
Investments in advance to affiliates, subsidiaries, associates, and joint ventures	13,000
SWKHP Holdings GP [Member]
Investments in advance to affiliates, subsidiaries, associates, and joint ventures	$ 6,000