Income Taxes - Provision for Income Taxes (Detail) (USD $)	3 Months Ended	9 Months Ended
Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Current
Federal			$ 1,011,800	$ 52,600
State			208,500	22,000
Total			1,220,300	74,600
Deferred
Federal			854,400	392,700
State			195,700	97,800
Deferred income tax expense (benefit), total			1,050,100	490,500
Total	$ 929,000	$ 217,000	$ 2,270,400	$ 565,100

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.