DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Effect of Derivative Instruments on Statement of Income (Loss) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Economic undesignated hedges:
Total gain (loss) on derivatives	$ (78)	$ 164	$ 936
Interest Income Loans [Member] | Interest Rate Swap [Member]
Economic undesignated hedges:
Total gain (loss) on derivatives	0	0	1,258
Interest Income Loans [Member] | Interest Rate Cap [Member]
Economic undesignated hedges:
Total gain (loss) on derivatives	0	139	0
Mortgage Banking Activities [Member] | Forward Contracts [Member]
Economic undesignated hedges:
Total gain (loss) on derivatives	$ (78)	$ 25	$ (322)