Income Taxes - Provision for Income Taxes (Detail) (USD $)	12 Months Ended
Sep. 30, 2014	Sep. 30, 2013
Current
Federal	$ 3,080,100	$ 1,652,900
State	821,100	379,300
Total	3,901,200	2,032,200
Deferred
Federal	1,312,000	1,060,900
State	181,900	238,400
Deferred income tax expense (benefit), total	1,493,900	1,299,300
Total	$ 5,395,000	$ 3,332,000

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.