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Related Party Agreement - Additional Information (Detail) (USD $)	3 Months Ended
	Sep. 30, 2012
Monthly amount of transaction with related party under agreement	$ 33,000
Expenses for consulting services	100,000
Outstanding liability	$ 33,000

Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).

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