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Income Taxes (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Sep. 30, 2015	Jun. 30, 2015
Deferred provision (benefit):
Income tax expense	$ 27,096	$ 3,284,658	$ 403,002		$ 2,615,484
Income tax benefit from retroactive benefit of R&D tax credit				$ 0
Reconciliation of the statutory federal rate to the Company's effective income tax rate
Effective tax rates (as a percent)	10.70%	(1328.10%)	20.20%		(380.80%)
Change in valuation allowance	$ (150,000)	$ 3,300,000	$ (150,000)

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Represents the income tax benefit from the permanent extension of the research and development tax credit.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.

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