OTHER NON-INTEREST INCOME AND OTHER NON-INTEREST EXPENSE (Selected Components of Other Non-Interest Income And Other Non-Interest Expense) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Other Income and Expenses [Abstract]
Letter of credit fees	$ 888	$ 790	$ 706
Extension fees	559	503	560
Other income	5,312	5,521	4,219
Total other non-interest income	6,759	6,814	5,485
Professional fees	4,840	4,819	4,544
Other real estate owned	19	76	100
Postage and delivery	1,155	1,173	1,286
Communications	1,583	1,587	1,507
Loss on FHLB redemption	3,167	0	0
Other expenses	9,998	10,896	10,581
Total other non-interest expense	$ 20,762	$ 18,551	$ 18,018