FEDERAL INCOME TAXES - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended
	Sep. 30, 2012	Jun. 30, 2012
Income Taxes [Line Items]
Deferred tax asset before valuation allowance	$ 4.2	$ 4.8
Deferred tax valuation allowance	4.2	4.8
Carrying amount of deferred tax asset	$ 0	$ 0