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Related Party Transactions - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013 Law_Firm	Sep. 30, 2012	Jun. 30, 2013
Related Party Transactions [Abstract]
Expenses to related parties	$ 160	$ 213
Amount payable to law firms	$ 166		$ 216
Number of law firms related to entities	2

- Definition

The aggregate obligations owed to related parties other than affiliates, officers or stockholders (for example, owner's immediate families or employee pension trusts) at the financial statement date.

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