ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Reclassification Adjustments Out of Accumulated Other Comprehensive Income) (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Unrealized gains/(losses) on investments available-for-sale Affected line item in the Statements of Income:
Investment securities gains	$ 0	$ 63
Income before taxes	0	63
Tax expense	0	16
Net income	0	47
Amortization of defined benefit pension plan items Affected line item in the Statements of Income:
Recognized actuarial loss	(265)	(250)
Income before taxes	(265)	(250)
Tax expense	69	(119)
Net income/ (Loss)	$ (196)	$ (131)