CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($) $ in Millions	Jun. 30, 2017	Jun. 30, 2016
Trade receivables, allowances	$ 58.5	$ 35.2
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (shares)	20,000,000	20,000,000
Preferred stock, shares issued (shares)	4,200,000	1,700,000
Preferred stock, shares outstanding (shares)	4,200,000	1,700,000
Treasury stock, at cost, shares (shares)	65,000,000	63,600,000
Common Class A
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (shares)	1,000,000,000	800,000,000
Common stock, shares issued (shares)	812,900,000	138,700,000
Common stock, shares outstanding (shares)	747,900,000	75,100,000
Common Class B
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (shares)	0	262,000,000
Common stock, shares issued (shares)	0	262,000,000
Common stock, shares outstanding (shares)	0	262,000,000