Acquisitions (Par Pharmaceutical Holdings, Inc.) (Narrative) (Details) - USD ($) $ in Thousands		3 Months Ended
	Sep. 25, 2015	Mar. 31, 2016	Mar. 31, 2015
Business Acquisition [Line Items]
Acquisition-related transaction costs		$ 12,554	$ 34,640
Amortization of intangible assets		$ 211,669	95,269
Minimum
Business Acquisition [Line Items]
Discount rate range (percent)		6.50%
Maximum
Business Acquisition [Line Items]
Discount rate range (percent)		22.00%
Par Pharmaceutical Holdings, Inc.
Business Acquisition [Line Items]
Aggregate consideration transferred	$ 8,140,000
Ordinary shares issued, shares	18,069,899
Equity consideration	$ 1,330,000
Goodwill expected to be deductible for income tax purposes	$ 34,200
Interest expense			6,800
Reduction of expenses		$ 3,800
Amortization of intangible assets		3,100	$ 38,300
Amortization of inventory step-up		$ 700
Par Pharmaceutical Holdings, Inc. | Minimum
Business Acquisition [Line Items]
Discount rate range (percent)	9.00%
Par Pharmaceutical Holdings, Inc. | Maximum
Business Acquisition [Line Items]
Discount rate range (percent)	10.50%