Acquisitions (Narrative) (Details) $ in Thousands		3 Months Ended
	Sep. 03, 2014 USD ($) brand	Jun. 30, 2015 USD ($)	Mar. 31, 2015 USD ($)	Apr. 30, 2014 USD ($)
Business Acquisition [Line Items]
Purchased amortizable intangible assets, weighted average remaining period		14 years 5 months
Goodwill		$ 290,867	$ 290,651
Insight Pharmaceuticals
Business Acquisition [Line Items]
Purchase price of acquisition	$ 753,200
Number of pharmaceutical brands acquired as a result of acquisition | brand	27
Number of brands sold | brand	1
Non-amortizable intangible assets	$ 599,600
Amortizable intangible assets	124,800
Purchased amortizable intangible assets, weighted average useful life		16 years 2 months 12 days
Purchased amortizable intangible assets, weighted average remaining period		15 years 04 months 1 day
Goodwill	103,560
Value of assets sold on acquisition date, excluded from purchase price	18,500
Non-amortizable intangible assets	724,374
Insight Pharmaceuticals | Intangible assets
Business Acquisition [Line Items]
Value of assets sold on acquisition date, excluded from purchase price	17,700
Insight Pharmaceuticals | Inventory
Business Acquisition [Line Items]
Value of assets sold on acquisition date, excluded from purchase price	600
Insight Pharmaceuticals | Property, plant and equipment
Business Acquisition [Line Items]
Value of assets sold on acquisition date, excluded from purchase price	$ 200
Hydralyte
Business Acquisition [Line Items]
Goodwill				$ 1,224
Non-amortizable intangible assets				$ 73,580