INCOME TAXES (Details 2) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Deferred tax assets:
Allowance for loan losses and off-balance sheet credit exposure	$ 11,401	$ 9,154
Net unrealized losses on securities	6,019	3,224
Compensation and related benefit obligations	2,226	1,435
Purchase accounting fair value adjustments	14,376	15,942
Net change in pension and other post-retirement benefits plans	3,249	2,811
Net operating loss carryforward	2,470	1,955
Net loss on cash flow hedges		524
Other	756	672
Total	40,497	35,717
Deferred tax liabilities:
Pension and SERP expense	(4,715)	(4,142)
Depreciation	(1,537)	(1,828)
REIT undistributed net income	(86)	(482)
Net deferred loan costs and fees	(1,844)	(1,416)
Net gain on cash flow hedges	(341)
State and local taxes	(1,862)	(1,541)
Other	(179)
Total deferred tax liabilities	(10,564)	(9,409)
Net deferred tax asset	$ 29,933	$ 26,308