Contingencies (Lorazepam and Clorazepate) (Narrative) (Details) - Lorazepam and Clorazepate $ in Millions				6 Months Ended
	May. 30, 2012 USD ($)	Feb. 06, 2008 USD ($) plantiffs	Jun. 01, 2005 USD ($) drugs insurers	Jun. 30, 2015 USD ($) plantiffs
Loss Contingencies [Line Items]
Loss contingency accrual			$ 12.0
Judgment issued		$ 69.0
Damages sought				$ 8.0
Voluntary remittitur from plaintiffs				$ 8.1
Found in violation of antitrust laws
Loss Contingencies [Line Items]
Number of drugs | drugs			2
Health insurers
Loss Contingencies [Line Items]
Number of plaintiffs | insurers			4
Judgment reflects trebling of compensatory damages
Loss Contingencies [Line Items]
Number of plaintiffs | plantiffs		3
Original verdict
Loss Contingencies [Line Items]
Judgment issued		$ 11.0
Original verdict plus punitive damages
Loss Contingencies [Line Items]
Judgment issued		58.0
Self-funded customers voluntarily dismissed
Loss Contingencies [Line Items]
Number of plaintiffs | plantiffs				775
Self-funded customers
Loss Contingencies [Line Items]
Number of plaintiffs | plantiffs				1,387
Surety bond
Loss Contingencies [Line Items]
Bond	$ 66.6	$ 74.5