Fair Value Measurements - Summary of Assets Measured at Fair Value on Nonrecurring Basis (Detail) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans, net	$ 2,077,780	$ 3,308,074
Other real estate owned, net	3,896,987	3,151,346
Fair Value, Inputs, Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans, net
Other real estate owned, net
Fair Value, Inputs, Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans, net
Other real estate owned, net
Fair Value, Inputs, Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans, net	2,077,780	3,308,074
Other real estate owned, net	$ 3,896,987	$ 3,151,346