Income Taxes - Significant components of the company's deferred tax assets (Details 1) (USD $)	Mar. 31, 2013	Mar. 31, 2012
Income Tax Disclosure [Abstract]
Allowance for credit losses not currently deductible for tax purposes	$ 7,448,933	$ 8,456,988
Share-based compensation	522,573	436,131
Interest rate swaps	193,258
Other items	262,197	230,181
Deferred income taxes	$ 8,426,961	$ 9,123,300

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments.

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+ Details

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed.

+ References+ Details

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

+ References+ Details

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the provision for loan losses.

+ References+ Details