Basis of Presentation and Summary of Significant Accounting Policies Recent Financial Accounting Standards (Details) - USD ($) $ in Millions	Jun. 30, 2017	Jul. 01, 2016	Jun. 30, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption	$ (29.4)		$ 20.3
Other Assets, Noncurrent	27.5		67.1
Assets, Current	1,059.8		790.2
Non-current deferred tax asset	53.9		37.5
Non-current deferred tax liability	$ 31.7		$ 41.4
Accounting Standards Update 2016-16 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative Effect of New Accounting Principle in Period of Adoption		$ 29.4
Other Assets, Noncurrent		45.6
Assets, Current		6.6
Non-current deferred tax asset		19.6
Non-current deferred tax liability		$ 3.2