Stock Option and Cash-Based Stock Appreciation Rights Activity (Detail) (USD $)	12 Months Ended
	Jun. 30, 2014
Number of Shares
Outstanding - July 1, 2013	4,670,011
Granted	612,180
Exercised	(438,449)
Forfeited and Expired	(139,188)
Outstanding - June 30, 2014	4,704,554
Exercisable - June 30, 2014	3,025,156
Weighted Average Exercise Price
Outstanding - July 1, 2013	$ 15.59
Granted	$ 18.38
Exercised	$ 10.22
Forfeited and Expired	$ 18.51
Outstanding - June 30, 2014	$ 16.37
Exercisable - June 30, 2014	$ 15.48
Cash-Based Stock Appreciation Rights
Number of Shares
Outstanding - July 1, 2013	60,820
Granted	58,470
Exercised	(460)
Forfeited and Expired	(10,112)
Outstanding - June 30, 2014	108,718
Exercisable - June 30, 2014	10,574
Weighted Average Exercise Price
Outstanding - July 1, 2013	$ 18.78
Granted	$ 17.88
Exercised	$ 18.93
Forfeited and Expired	$ 18.94
Outstanding - June 30, 2014	$ 18.28
Exercisable - June 30, 2014	$ 18.79