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OTHER COMPREHENSIVE LOSS (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Other Comprehensive Income (Loss), before Tax [Abstract] |  |  |
Change in fair value of securities available for sale, pre tax amount | $ (1,858) | $ (3,757) | $ 9,095
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale and Write-down of Securities, before Tax | (26) | (405) | 191
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Tax, Portion Attributable to Parent | (1,832) | (3,352) | 8,904
Change in fair value of cash flow hedges, pre tax amount | 1,133 | (776) | (969)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Borrowings Expense, before Tax | (2,520) | (2,828) | (3,662)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Loss on Termination of Derivatives, before Tax |  |  | 1,122
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax, Portion Attributable to Parent | 3,653 | 2,052 | 3,815
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, before Tax | (383) | 438 | (2,699)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost (Credit) Arising During Period, before Tax |  |  | (1,357)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), before Tax | 238 | 243 | (44)
Amortization of certain costs included in net periodic retirement costs, pre tax amount | (276) | (294) | (102)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Transition Asset (Obligation), before Tax |  |  | (2)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, before Tax | 131 | 975 | (4,000)
Total other comprehensive loss, pre tax amount | 1,952 | (325) | 8,719
Other Comprehensive Income (Loss), Tax [Abstract] |  |  |
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax | 710 | 1,434 | (3,570)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale and Write-down of Securities, Tax | 11 | 165 | (78)
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax, Portion Attributable to Parent | 699 | 1,269 | (3,492)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax | (453) | 299 | 396
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Borrowings Expense, Tax | 1,030 | 1,152 | 1,496
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Loss on Termination of Derivatives, Tax |  |  | 459
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax, Portion Attributable to Parent | (1,483) | (853) | (1,559)
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, Tax | 157 | (193) | 1,103
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost (Credit), Tax |  |  | (554)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), Tax | (97) | (99) | 18
Other Comprehensive (Income) Loss, Amortization Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Prior Service Cost (Credit), Tax | (113) | (119) | (42)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Transition Asset (Obligation), before Tax |  |  | 1
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Tax | (53) | (411) | 1,634
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent | (837) | 5 | (3,417)
Other Comprehensive Income (Loss), Net of Tax [Abstract] |  |  |
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax | (1,148) | (2,323) | 5,525
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale and Write-down of Securities, Net of Tax | (15) | (240) | 113
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Portion Attributable to Parent | (1,133) | (2,083) | 5,412
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax | 680 | (477) | (573)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Borrowings Expense, Net of Tax | (1,490) | (1,676) | (2,166)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Loss on Termination of Derivatives, Net of Tax |  | 1,199 | (663)
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax, Portion Attributable to Parent | 2,170 |  | 2,256
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, Net of Tax | (226) | 245 | (1,596)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost (Credit) Arising During Period, Net of Tax |  |  | (803)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), Net of Tax | 141 | 144 | (26)
Amortization of certain costs included in net periodic retirement costs, after tax amount | 163 | 175 | 60
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Transition Asset (Obligation), Net of Tax |  |  | (1)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax | 78 | 564 | (2,366)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | 1,115 | (320) | 5,302
Designated as Hedging Instrument [Member] |  |  |
Other Comprehensive Income (Loss), before Tax [Abstract] |  |  |
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Borrowings Expense, before Tax |  | (2,828) | (3,662)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Loss on Termination of Derivatives, before Tax |  |  | (1,122)
Other Comprehensive Income (Loss), Net of Tax [Abstract] |  |  |
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax | $ 2,170 | $ 1,199 | $ 2,256

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