Reconciliation of Non-Controlling Interest Balance (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Noncontrolling Interest [Line Items]
Balance at Beginning of Period	$ 854	$ 8,242
Net Income Attributable to Non-controlling Interest	(45)	(167)
Accretion of Non-controlling Interest Put Option	5,081	562
Balance at End of Period	$ 5,890	$ 8,637