Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 27, 2015	Jun. 28, 2014	Jun. 29, 2013
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	$ 139.6	$ 77.0
OCI before reclassifications	(52.1)	49.3
Amounts reclassified from AOCI	14.9	13.3
Other comprehensive income (loss)	(37.2)	62.6	$ 37.6
Balance,ending	102.4	139.6	77.0
Fair value of derivative financial instruments, net of tax [Member]
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	(16.1)	(4.5)
OCI before reclassifications	(15.1)	(18.2)
Amounts reclassified from AOCI	14.9	6.6
Other comprehensive income (loss)	(0.2)	(11.6)
Balance,ending	(16.3)	(16.1)	(4.5)
Foreign currency translation adjustments [Member]
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	164.4	80.6
OCI before reclassifications	(33.5)	83.8
Amounts reclassified from AOCI	0.0	0.0
Other comprehensive income (loss)	(33.5)	83.8
Balance,ending	130.9	164.4	80.6
Fair value of investment securities, net of tax [Member]
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	2.4	0.0
OCI before reclassifications	(5.4)	(4.3)
Amounts reclassified from AOCI	0.0	6.7
Other comprehensive income (loss)	(5.4)	2.4
Balance,ending	(3.0)	2.4	0.0
Post- retirement and pension liability adjustments, net of tax [Member]
Accumulated Other Comprehensive Income [Roll Forward]
Balance, beginning	(11.1)	0.9
OCI before reclassifications	1.9	(12.0)
Amounts reclassified from AOCI	0.0	0.0
Other comprehensive income (loss)	1.9	(12.0)
Balance,ending	$ (9.2)	$ (11.1)	$ 0.9