Financial Instruments (Details 2) (USD $) In Millions, unless otherwise specified	6 Months Ended			3 Months Ended
	Dec. 28, 2013	Dec. 28, 2013 Fair Value, Inputs, Level 3 [Member]	Jun. 29, 2013 Fair Value, Inputs, Level 3 [Member]	Dec. 28, 2013 Portion of contingency related to a product [Member] Fair Value, Inputs, Level 3 [Member] Fera Pharmaceuticals, LLC [Domain]	Jun. 29, 2013 Portion of contingency related to a product [Member] Fair Value, Inputs, Level 3 [Member] Fera Pharmaceuticals, LLC [Domain]	Jun. 29, 2013 Indemnification Agreement [Member] Fair Value, Inputs, Level 3 [Member] Fera Pharmaceuticals, LLC [Domain]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance as of June 29, 2013		$ 17.3	$ 22.2		$ 18.0	$ 4.2
Writedown of Fera contingent consideration	(4.9)			(4.9)
Balance as of December 28, 2013		$ 17.3	$ 22.2	$ 13.1	$ 18.0	$ 4.2