Fair Value Measurements Level 3 recurring basis (Details 2) (Level 3 [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 28, 2014	Jun. 29, 2013
Investment Securities [Member]
Assets:
Investment Securities, Unobservable Inputs, Beginning Balance		$ 6.5
Investment Securities, Unobservable Inputs, Net realized investment gains (losses) and net change in unrealized appreciation (depreciation) included in net income (loss)		0
Investment Securities, Unobservable Inputs, Net change in unrealized appreciation (depreciation) included in other comprehensive income (loss)		2.2
Investment Securities, Unobservable Inputs, Purchases		0
Investment Securities, Unobservable Inputs, Sales		(8.6)
Investment Securities, Unobservable Inputs, Settlements		0
Investment Securities, Unobservable Inputs, Ending Balance		0
Contingent Consideration
Liabilities:
Contingent Consideration, Unobservable Inputs, Beginning Balance	22.2	2.9
Contingent Consideration, Unobservable Inputs, Net realized investment gains (losses) and net change in unrealized appreciation (depreciation) included in net income (loss)	1.1	(0.9)
Contingent Consideration, Unobservable Inputs, Net change in unrealized appreciation (depreciation) included in other comprehensive income (loss)	0	0
Contingent Consideration, Unobservable Inputs, Purchases or Additions	0.8	22.2
Contingent Consideration, Unobservable Inputs, Sales	0	0
Contingent Consideration, Unobservable Inputs, Settlements	(6.7)	(2.0)
Contingent Consideration, Unobservable Inputs, Ending Balance	$ 17.4	$ 22.2