Schedule II - Valuation and Qualifying Accounts (Details) - Allowance for Doubtful Accounts [Member] - USD ($) $ in Millions		6 Months Ended	12 Months Ended
		Dec. 31, 2015	Jun. 27, 2015	Jun. 28, 2014
Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation Allowances and Reserves, Balance at Beginning of Period		$ 4.5	$ 2.6	$ 2.7
Valuation Allowances and Reserves, Net Bad Debt Expenses		2.1	2.5	0.6
Valuation Allowances and Reserves, Deductions	[1]	(0.3)	(0.6)	(0.7)
Valuation Allowances and Reserves, Balance at End of Period		$ 6.3	$ 4.5	$ 2.6

[1] (1) Includes effects of changes in foreign exchange rates