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FINANCIAL INSTRUMENTS WITH OFF-BALANCE-SHEET RISK - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Reserve for off-balance sheet credit exposures	$ 519		$ 472
Amount expensed to (recovered from) calculation of reserves based on historical loss experience	47	$ (68)
Mortgage Partnership Finance Program
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Sum of total loans sold under the MPF Program	42,478	44,124
Limited recourse debt	8,199		$ 8,230
Other expenses, loss (recovery) estimate	$ (52)	$ 40

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Limited recourse debt.

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