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Reconciliation of Non-Controlling Interest Balance (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Noncontrolling Interest [Line Items]
Balance at Beginning of period	$ 8,242	$ 6,755
Net Income (Loss) Attributable to Non-controlling Interest	(167)	(172)
Accretion of Non-controlling Interest Put Option	562	593
Balance at End of period	$ 8,637	$ 7,176

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

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- Definition

Amount of Net Income (Loss) attributable to noncontrolling interest.

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