Consolidated Statements of Equity (USD $) In Millions, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income/(Loss)	Retained Earnings [Member]	Non-Controlling Interests
Beginning balance at Jun. 30, 2010	$ 254.6	$ 0.4	$ 354.5	$ (2.5)	$ (105.9)	$ 8.1
Beginning balance, shares at Jun. 30, 2010		44,635,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(8.4)				(12.0)	3.6
Stock compensation (non-cash)	4.8		4.8
Dividends to equity holders and related equity payments, net of taxes	(446.4)		(446.4)
Issuance of common stock, value	417.6	0.3	417.3
Issuance of common stock, shares		25,000,000
Issuance of common stock, stock split and merger, value	0	0
Issuance of common stock, stock split and merger, shares		1,720,000
Common stock issued for stock-based awards exercised, value	0.3		0.3
Common stock issued for stock-based awards exercised, shares		127,000
Distributions paid to non-controlling interests	(3.6)					(3.6)
Other comprehensive income (loss), net of taxes	23.1			23.1
Ending balance at Jun. 30, 2011	242.0	0.7	330.5	20.6	(117.9)	8.1
Ending balance, shares at Jun. 30, 2011		71,482,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	55.9				57.3	(1.4)
Stock compensation (non-cash)	9.2		9.2
Dividends to equity holders and related equity payments, net of taxes	(0.7)		(0.7)
Issuance of common stock, value	66.1	0.1	66.0
Issuance of common stock, shares		3,750,000
Common stock issued for stock-based awards exercised, value	0.2		0.2
Common stock issued for stock-based awards exercised, shares		242,000
Acquired non-controlling interests	2.0					2.0
Distributions paid to non-controlling interests	(2.3)					(2.3)
Accretion of redeemable non-controlling interests	(1.9)		(1.9)
Other comprehensive income (loss), net of taxes	(69.0)			(69.0)
Ending balance at Jun. 30, 2012	301.5	0.8	403.3	(48.4)	(60.6)	6.4
Ending balance, shares at Jun. 30, 2012	75,474,000	75,474,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	69.1				61.9	7.2
Stock compensation (non-cash)	6.4		6.4
Dividends to equity holders and related equity payments, net of taxes	(1.2)		(1.2)
Common stock issued for stock-based awards exercised, value	1.7		1.7
Common stock issued for stock-based awards exercised, shares		2,426,000
Acquired non-controlling interests	(2.5)		(2.5)
Distributions paid to non-controlling interests	(0.6)					(0.6)
Accretion of redeemable non-controlling interests	(8.7)		(8.7)
Other comprehensive income (loss), net of taxes	40.3			40.3
Ending balance at Jun. 30, 2013	$ 406.0	$ 0.8	$ 399.0	$ (8.1)	$ 1.3	$ 13.0
Ending balance, shares at Jun. 30, 2013	77,900,000	77,900,000