(Schedule of Reconciliation of Changes in Fair Value of Contingent Consideration) (Details) (Contingent Consideration, Questcor Pharmaceuticals, Inc., USD $) In Millions, unless otherwise specified	12 Months Ended
	Sep. 26, 2014
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Business Combination, Contingent Consideration, Accretion	$ 1.1
Effect of currency rate change	(0.6)
Recurring
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	6.9
Acquisition date fair value of acquired contingent liabilities	195.4
Ending balance	$ 202.8