Basis of Presentation and Summary of Significant Accounting Policies Recent Financial Accounting Standards (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Jul. 01, 2016	Jun. 30, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other Assets, Noncurrent	$ 21.7		$ 21.7			$ 67.1
Assets, Current	928.4		928.4			790.2
Deferred income taxes	53.0		53.0			37.5
Deferred Tax Liabilities, Gross, Noncurrent	43.0		43.0			$ 41.4
Selling, general and administrative expenses	100.9	$ 93.4	295.3	$ 268.6
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest	34.7	13.8	66.4	67.4
Income tax (benefit)/expense	8.7	3.1	18.4	14.3
Net earnings	26.0	10.7	48.0	53.1
Net Income (Loss) Attributable to Parent	$ 26.0	$ 10.7	$ 48.0	$ 53.4
Earnings Per Share, Basic	$ 0.21	$ 0.09	$ 0.38	$ 0.43
Earnings Per Share, Diluted	$ 0.21	$ 0.09	$ 0.38	$ 0.42
Scenario, Previously Reported [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Selling, general and administrative expenses		$ 93.2		$ 268.4
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest		14.0		67.6
Income tax (benefit)/expense		4.2		18.3
Net earnings		9.8		49.3
Net Income (Loss) Attributable to Parent		$ 9.8		$ 49.6
Earnings Per Share, Basic		$ 0.08		$ 0.40
Earnings Per Share, Diluted		$ 0.08		$ 0.39
Accounting Standards Update 2016-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Selling, general and administrative expenses		$ 93.4		$ 268.6
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest		13.8		67.4
Income tax (benefit)/expense		3.1		14.3
Net earnings		10.7		53.1
Net Income (Loss) Attributable to Parent		$ 10.7		$ 53.4
Earnings Per Share, Basic		$ 0.09		$ 0.43
Earnings Per Share, Diluted		$ 0.09		$ 0.42
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	$ 34.2		$ 34.2		$ 34.2
Other Assets, Noncurrent					45.6
Assets, Current					6.6
Deferred income taxes					14.7
Deferred Tax Liabilities, Gross, Noncurrent					$ 3.2