Schedule of Stock Repurchases (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Stockholders Equity [Line Items]
Shares purchased and retired	5,632	5,688	9,824
Common stock and additional paid-in-capital reductions	$ 42,679	$ 42,262	$ 71,615
Charges to retained earnings	$ 103,589	$ 86,205	$ 128,875