CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($) $ in Millions	Dec. 31, 2015	Jun. 30, 2015
Trade receivables, allowances	$ 22.9	$ 19.6
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	20,000,000.0	20,000,000.0
Preferred Stock, Shares Issued	1,900,000.0	1,900,000.0
Preferred stock, shares outstanding	1,700,000.0	1,900,000.0
Treasury stock, at cost, shares	61,100,000	35,200,000
Common Class A
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	800,000,000.0	800,000,000.0
Common stock, shares issued	136,000,000	134,000,000
Common stock, shares outstanding	75,000,000	98,800,000
Common Class B
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	262,000,000	262,000,000
Common stock, shares issued	262,000,000	262,000,000
Common stock, shares outstanding	262,000,000	262,000,000