Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Sep. 29, 2018	Sep. 30, 2017
Income Statement [Abstract]
Net sales	$ 4,539.7	$ 4,364.9
Cost of goods sold	3,946.1	3,810.2
Gross profit	593.6	554.7
Operating expenses	543.0	504.2
Operating profit	50.6	50.5
Other expense, net:
Interest expense	15.6	14.6
Other, net	(0.2)	(0.3)
Other expense, net	15.4	14.3
Income before taxes	35.2	36.2
Income tax expense	7.0	13.6
Net income	$ 28.2	$ 22.6
Weighted-average common shares outstanding:
Basic	103.5	100.9
Diluted	105.1	103.9
Earnings per common share:
Basic	$ 0.27	$ 0.22
Diluted	$ 0.27	$ 0.22