DEPOSITS - Summary of Deposits Balance (Parenthetical) (Detail)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Interest Bearing Deposit [Member] | Minimum [Member]
Deposits [Line Items]
Deposits Stated Interest Rate	0.10%	0.10%
Interest Bearing Deposit [Member] | Maximum [Member]
Deposits [Line Items]
Deposits Stated Interest Rate	1.06%	1.06%
Savings Deposits [Member] | Minimum [Member]
Deposits [Line Items]
Deposits Stated Interest Rate	0.05%	0.05%
Savings Deposits [Member] | Maximum [Member]
Deposits [Line Items]
Deposits Stated Interest Rate	0.70%	0.85%
Certificate Of Deposits [Member] | Minimum [Member]
Deposits [Line Items]
Deposits Stated Interest Rate	0.10%	0.10%
Certificate Of Deposits [Member] | Maximum [Member]
Deposits [Line Items]
Deposits Stated Interest Rate	5.00%	5.00%
Brokered Certificate of Deposits [Member] | Minimum [Member]
Deposits [Line Items]
Deposits Stated Interest Rate	0.45%	0.20%
Brokered Certificate of Deposits [Member] | Maximum [Member]
Deposits [Line Items]
Deposits Stated Interest Rate	2.80%	4.70%