Stock Option Activity (Detail) (USD $)	12 Months Ended
	Jun. 30, 2012 Year
1999 Plan
Plan
Outstanding at June 30, 2011	396,750
Exercised
Forfeited	(81,750)
Granted
Outstanding at June 30, 2012	315,000
Vested and exercisable at June 30, 2012	315,000
Weighted Average Exercise Price
Outstanding at June 30, 2011	$ 8.32
Exercised	$ 0.00
Forfeited	$ 8.48
Granted	$ 0.00
Outstanding at June 30, 2012	$ 8.28
Weighted Average Contractual Term (in Years)
Outstanding at June 30, 2012	1.33
Vested and exercisable at June 30, 2012	1.33
Aggregate Intrinsic Value
Outstanding at June 30, 2012	$ 77,000
Vested and exercisable at June 30, 2012	77,000
2009 Plan
Plan
Outstanding at June 30, 2011	230,000
Exercised
Forfeited	(3,300)
Granted
Outstanding at June 30, 2012	226,700
Vested and exercisable at June 30, 2012	78,200
Available for grant at June 30, 2012	473,300
Weighted Average Exercise Price
Outstanding at June 30, 2011	$ 6.89
Exercised	$ 0.00
Forfeited	$ 7.50
Granted	$ 0.00
Outstanding at June 30, 2012	$ 6.88
Weighted Average Contractual Term (in Years)
Outstanding at June 30, 2012	7.59
Vested and exercisable at June 30, 2012	7.61
Aggregate Intrinsic Value
Outstanding at June 30, 2012	189,000
Vested and exercisable at June 30, 2012	$ 64,362