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Provision for Income Taxes (Detail) (USD $)	3 Months Ended		9 Months Ended
Provision for Income Taxes (Detail) (USD $)	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Provision For Income Taxes [Line Items]
Current			$ 689,407	$ 100,332
Deferred			187,900	(559,495)
Total	$ 408,053	$ (496,583)	$ 877,307	$ (459,163)

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

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