Earnings Per Share (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 29, 2014	Mar. 30, 2013	Mar. 29, 2014	Mar. 30, 2013
Numerator:
Net income	$ 48.1	$ 111.9	$ 73.4	$ 323.5
Denominator:
Weighted average shares outstanding for basic EPS	133.7	94.0	108.9	93.8
Dilutive effect of share-based awards	0.6	0.5	0.5	0.6
Weighted average shares outstanding for diluted EPS	134.3	94.5	109.4	94.4
Antidilutive share-based awards excluded from the compuatation of diluted EPS	0	0.2	0.1	0.2