Reconciliation of Basic Shares to Diluted Shares (Detail) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Weighted Average Shares Outstanding	63,282	63,456	63,170	63,851
Unvested Participating Restricted Shares	914	846	896	712
Basic Shares	64,196	64,302	64,066	64,563
Effect of Dilutive Stock Options	523	234	550	225
Diluted Shares	64,719	64,536	64,616	64,788