Income Taxes Income Tax (Taxing Jurisdictions) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Income Tax Examination [Line Items]
Deferred Tax Assets, Net of Valuation Allowance, Current	$ 0.0	$ 33.0
Deferred Tax Liabilities, Net, Current	$ 0.0	$ 57.0
Earliest Tax Year [Member] | Internal Revenue Service (IRS) [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2014
Earliest Tax Year [Member] | ARIZONA
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2010
Earliest Tax Year [Member] | ILLINOIS
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2004
Earliest Tax Year [Member] | MINNESOTA
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2009
Earliest Tax Year [Member] | NEW YORK
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2007
Earliest Tax Year [Member] | NEW JERSEY
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2002
Earliest Tax Year [Member] | INDIA
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2004
Earliest Tax Year [Member] | BRAZIL
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2010
Latest Tax Year [Member] | Internal Revenue Service (IRS) [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2015
Latest Tax Year [Member] | ARIZONA
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2013
Latest Tax Year [Member] | ILLINOIS
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2014
Latest Tax Year [Member] | MINNESOTA
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2013
Latest Tax Year [Member] | NEW YORK
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2009
Latest Tax Year [Member] | NEW JERSEY
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2014
Latest Tax Year [Member] | INDIA
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2013
Latest Tax Year [Member] | BRAZIL
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2010