EQUITY - Narrative (Details) (USD $) In Millions, except Share data, unless otherwise specified	0 Months Ended		3 Months Ended	9 Months Ended		0 Months Ended
	Sep. 29, 2014	Sep. 17, 2013	Mar. 31, 2015	Mar. 31, 2015	Mar. 31, 2014	Oct. 31, 2013	Jun. 30, 2014
Class of Stock [Line Items]
Treasury Stock Net Payment	$ 29.5
Treasury Stock, Value			880.5	880.5			575.4
Common Stock, Shares, Reclassified			1,400,000
Preferred stock, shares authorized			20,000,000	20,000,000			20,000,000
Preferred stock, shares outstanding			0	0			0
Dividends declared (in dollars per share)		$ 0.20		$ 0.20	$ 0.20
Preferred stock, par value (in dollars per share)			$ 0.01	$ 0.01			$ 0.01
Employee Stock Options, RSU's and Employee Stock Ownership Program [Member]
Class of Stock [Line Items]
Cash received in connection with exercise of options and RSU's				44.5
RSU And Restricted Shares of Class A Common Stock [Member] | Other Noncurrent Liabilities [Member]
Class of Stock [Line Items]
Dividends payable			0.9	0.9
Restricted Stock Units (RSUs) [Member] | Other Noncurrent Liabilities [Member]
Class of Stock [Line Items]
Dividends payable			1.4	1.4
Restricted Stock Units (RSUs) [Member] | Additional Paid-in Capital [Member]
Class of Stock [Line Items]
Reduction of dividend accrual recorded in prior period				0.3
Former Chief Executive Officer [Member] | Employee Stock Option [Member]
Class of Stock [Line Items]
Cash received in connection with exercise of options and RSU's	12.5
Common Class A [Member]
Class of Stock [Line Items]
Treasury Stock, Shares, Acquired			5,800,000	13,400,000
Treasury Stock, Value, Acquired, Cost Method			113.9	263.1
Shares issued				5,200,000
Common stock, par value (in dollars per share)			$ 0.01	$ 0.01			$ 0.01
Common Stock, Voting Rights Per Share			1	1
Common stock, shares authorized			800,000,000	800,000,000			800,000,000
Common stock, shares outstanding			82,400,000	82,400,000			90,200,000
Common Class A [Member] | Former Chief Executive Officer [Member]
Class of Stock [Line Items]
Treasury Stock, Shares, Acquired	2,400,000
Treasury Stock Acquired, Average Cost Per Share	$ 17.21
Treasury Stock, Value, Acquired, Cost Method	42.0
Shares issued				1,400,000
Common Class B [Member]
Class of Stock [Line Items]
Sale of Stock, Description of Transaction			1,400,000
Common stock, par value (in dollars per share)			$ 0.01	$ 0.01			$ 0.01
Common Stock, Voting Rights Per Share			10	10
Common stock, shares authorized			262,300,000	262,300,000			263,700,000
Common stock, shares outstanding			262,300,000	262,300,000			263,700,000
Common Class A and B [Member]
Class of Stock [Line Items]
Dividends paid		$ 71.9				$ 71.0
Minimum [Member]
Class of Stock [Line Items]
Treasury Stock Acquired, Average Cost Per Share			$ 18.64	$ 18.30
Maximum [Member]
Class of Stock [Line Items]
Treasury Stock Acquired, Average Cost Per Share			$ 21.99	$ 21.99