EMPLOYEE BENEFIT PLANS (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Defined Benefit Plan Disclosure [Line Items]
Eligibility age, Minimum		21 years
Eligibility service period, Minimum		1 year
Age of eligibility for outside director under Director Retirement Plan		75 years
Employee Retirement Plan [Member]
Net Periodic Benefit Cost [Abstract]
Interest Cost		$ 998	$ 1,003	$ 877
Expected return on plan assets		(1,656)	(1,774)	(1,518)
Amortization of unrealized loss		1,677	948	1,803
Net periodic cost (credit)		1,019	177	1,162
Reconciliation of Projected benefit obligation [Roll Forward]
Accumulated benefit obligation at end of period		25,396	27,635
Projected benefit obligation at beginning of period		27,635	22,751
Interest Cost		998	1,003	877
Actuarial Loss		(1,796)	5,166
Benefit payments		(1,289)	(1,183)
Settlements		(152)	(102)
Projected benefit obligation at end of period		25,396	27,635	22,751
Plan assets at fair value [Roll Forward]
Balance at beginning of period		24,457	24,402
Return on plan assets		(355)	1,327
Contributions		15	13
Benefit payments		(1,289)	(1,183)
Settlements		(152)	(102)
Balance at end of period		22,676	24,457	24,402
Funded Status [Abstract]
Accrued retirement expense included in other liabilities		(2,720)	(3,178)
Change in accumulated other comprehensive income (loss) [Abstract]
Balance at beginning of period		(13,463)	(8,798)
Amortization of unrealized loss		1,677	948	1,803
Loss recognized during the year		(215)	(5,613)
Balance at the end of the period		(12,001)	(13,463)	$ (8,798)
Period end component of accumulated other comprehensive loss (net of tax)		6,582	$ 7,384
Employer contributions in next fiscal year		$ 15
Assumptions Used in Calculations [Abstract]
Discount rate used for net periodic cost (credit) (in hundredths)		3.72%	4.56%	3.67%
Discount rate used to determine benefit obligation at period end (in hundredths)		3.98%	3.72%	4.56%
Expected long-term return on plan assets used for net periodic cost (credit) (in hundredths)		7.00%	7.50%	7.50%
Expected long-term return on plan assets used to determine benefit obligation at period end (in hundredths)		7.00%	7.00%	7.50%
Weighted average allocation by asset category of the assets [Abstract]
Defined Benefit Plan, Actual Plan Asset Allocations		100.00%	100.00%
Long-term investment objective allocation under Plan document (in hundredths)		100.00%
Percentage to which bond fund portion is temporarily increased if plan is underfunded as defined in plan document		10.00%	10.00%
Expected rate of return (in hundredths)		7.00%
Long-term inflation rate (in hundredths)		2.50%
Expected Future Benefit Payments [Abstract]
2016		$ 1,579
2017		1,574
2018		1,569
2019		1,573
2020		1,568
2021 to 2025		7,640
Employee Retirement Plan [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		24,457
Balance at end of period		$ 22,676	$ 24,457
Employee Retirement Plan [Member] | Equity Securities [Member]
Weighted average allocation by asset category of the assets [Abstract]
Defined Benefit Plan, Actual Plan Asset Allocations		58.00%	66.00%
Defined Benefit Plan, Target Plan Asset Allocations		65.00%
Employee Retirement Plan [Member] | Equity Securities [Member] | Minimum [Member]
Weighted average allocation by asset category of the assets [Abstract]
Expected rate of return (in hundredths)		6.00%
Employee Retirement Plan [Member] | Equity Securities [Member] | Maximum [Member]
Weighted average allocation by asset category of the assets [Abstract]
Expected rate of return (in hundredths)		8.00%
Employee Retirement Plan [Member] | Debt Securities [Member]
Weighted average allocation by asset category of the assets [Abstract]
Defined Benefit Plan, Actual Plan Asset Allocations		40.00%	32.00%
Defined Benefit Plan, Target Plan Asset Allocations		34.00%
Employee Retirement Plan [Member] | Domestic Large Cap, Mutual Fund [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		$ 2,920
Balance at end of period		2,617	$ 2,920
Employee Retirement Plan [Member] | Domestic Large Cap, Mutual Fund [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		2,920
Balance at end of period		2,617	2,920
Employee Retirement Plan [Member] | Domestic Large Cap, Mutual Fund [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Large Cap, Mutual Fund [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Mid Cap Equity Mutual Fund [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		1,417
Balance at end of period		1,098	1,417
Employee Retirement Plan [Member] | Domestic Mid Cap Equity Mutual Fund [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		1,417
Balance at end of period		1,098	1,417
Employee Retirement Plan [Member] | Domestic Mid Cap Equity Mutual Fund [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Mid Cap Equity Mutual Fund [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Small Cap, Mutual Fund [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		499
Balance at end of period		402	499
Employee Retirement Plan [Member] | Domestic Small Cap, Mutual Fund [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		499
Balance at end of period		402	499
Employee Retirement Plan [Member] | Domestic Small Cap, Mutual Fund [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Small Cap, Mutual Fund [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | International Equity Mutual Fund [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		3,076
Balance at end of period		2,551	3,076
Employee Retirement Plan [Member] | International Equity Mutual Fund [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		3,076
Balance at end of period		2,551	3,076
Employee Retirement Plan [Member] | International Equity Mutual Fund [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | International Equity Mutual Fund [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Fixed Income, Mutual Fund [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		7,786
Balance at end of period		9,140	7,786
Employee Retirement Plan [Member] | Fixed Income, Mutual Fund [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		7,786
Balance at end of period		9,140	7,786
Employee Retirement Plan [Member] | Fixed Income, Mutual Fund [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Fixed Income, Mutual Fund [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		$ 0	$ 0
Employee Retirement Plan [Member] | Fixed Income [Member] | Minimum [Member]
Weighted average allocation by asset category of the assets [Abstract]
Expected rate of return (in hundredths)		3.00%
Employee Retirement Plan [Member] | Fixed Income [Member] | Maximum [Member]
Weighted average allocation by asset category of the assets [Abstract]
Expected rate of return (in hundredths)		5.00%
Employee Retirement Plan [Member] | Cash Equivalent Mutual Fund [Member]
Weighted average allocation by asset category of the assets [Abstract]
Defined Benefit Plan, Actual Plan Asset Allocations		2.00%	2.00%
Defined Benefit Plan, Target Plan Asset Allocations		1.00%
Employee Retirement Plan [Member] | Cash Equivalent Mutual Fund [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		$ 687
Balance at end of period		338	$ 687
Employee Retirement Plan [Member] | Cash Equivalent Mutual Fund [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		687
Balance at end of period		338	687
Employee Retirement Plan [Member] | Cash Equivalent Mutual Fund [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Cash Equivalent Mutual Fund [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Large Cap, Common Collective Investment Funds [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		5,012
Balance at end of period		4,028	5,012
Employee Retirement Plan [Member] | Domestic Large Cap, Common Collective Investment Funds [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Large Cap, Common Collective Investment Funds [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		5,012
Balance at end of period		4,028	5,012
Employee Retirement Plan [Member] | Domestic Large Cap, Common Collective Investment Funds [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Mid Cap Common Collective Trust Fund [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		679
Balance at end of period		541	679
Employee Retirement Plan [Member] | Domestic Mid Cap Common Collective Trust Fund [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Mid Cap Common Collective Trust Fund [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		679
Balance at end of period		541	679
Employee Retirement Plan [Member] | Domestic Mid Cap Common Collective Trust Fund [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Small Cap Common Collective Trust Fund [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		1,483
Balance at end of period		1,184	1,483
Employee Retirement Plan [Member] | Domestic Small Cap Common Collective Trust Fund [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | Domestic Small Cap Common Collective Trust Fund [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		1,483
Balance at end of period		1,184	1,483
Employee Retirement Plan [Member] | Domestic Small Cap Common Collective Trust Fund [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | International Equity Common Collective Trust Fund [Member] | Fair Value [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		898
Balance at end of period		777	898
Employee Retirement Plan [Member] | International Equity Common Collective Trust Fund [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
Employee Retirement Plan [Member] | International Equity Common Collective Trust Fund [Member] | Significant Other Observable Inputs (Level 2) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		898
Balance at end of period		777	898
Employee Retirement Plan [Member] | International Equity Common Collective Trust Fund [Member] | Significant Unobservable Inputs (Level 3) [Member]
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0
Balance at end of period		0	0
BMP and Director Retirement Plan [Member]
Net Periodic Benefit Cost [Abstract]
Interest Cost		375	347	$ 281
Amortization of unrealized loss		242	98	545
Net periodic cost (credit)		617	445	826
Reconciliation of Projected benefit obligation [Roll Forward]
Accumulated benefit obligation at end of period		11,062	11,077
Projected benefit obligation at beginning of period		11,077	8,645
Interest Cost		375	347	281
Actuarial Loss		(219)	2,266
Benefit payments		(171)	(181)
Projected benefit obligation at end of period		11,062	11,077	8,645
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0	0
Contributions		171	181
Benefit payments		(171)	(181)
Balance at end of period		0	0	0
Funded Status [Abstract]
Accrued retirement expense included in other liabilities		(11,062)	(11,077)
Change in accumulated other comprehensive income (loss) [Abstract]
Balance at beginning of period		(3,250)	(1,081)
Amortization of unrealized loss		242	98	545
Loss recognized during the year		220	(2,267)
Balance at the end of the period		(2,788)	(3,250)	(1,081)
Period end component of accumulated other comprehensive loss (net of tax)		1,529	1,782
Expected Future Benefit Payments [Abstract]
2016		894
2017		882
2018		867
2019		849
2020		859
2021 to 2025		4,026
Postretirement Benefit Plans [Member]
Net Periodic Benefit Cost [Abstract]
Service Cost		9	41	60
Interest Cost		94	232	227
Curtailment gain	[1]	(3,394)	0	0
Amortization of unrealized loss		(19)	0	48
Net periodic cost (credit)		(3,310)	273	335
Reconciliation of Projected benefit obligation [Roll Forward]
Accumulated benefit obligation at end of period		1,825	4,284
Projected benefit obligation at beginning of period		4,284	4,998
Service Cost		9	41	60
Interest Cost		94	232	227
Actuarial Loss		(143)	309
Benefit payments		(89)	(95)
Plan amendments		0	(1,201)
Curtailment		(2,330)	0
Projected benefit obligation at end of period		1,825	4,284	4,998
Plan assets at fair value [Roll Forward]
Balance at beginning of period		0	0
Contributions		89	95
Benefit payments		(89)	(95)
Balance at end of period		0	0	0
Funded Status [Abstract]
Deficiency of plan assets over projected benefit obligation		(1,825)	(4,284)
Accrued retirement expense included in other liabilities		(1,825)	(4,284)
Change in accumulated other comprehensive income (loss) [Abstract]
Balance at beginning of period		1,292	400
Amortization of unrealized loss		(19)	0	48
Loss recognized during the year		142	(309)
Recognition of prior service cost		(1,064)	0
Defined Benefit Plan, Plan Amendments		0	1,201
Balance at the end of the period		351	1,292	$ 400
Period end component of accumulated other comprehensive loss (net of tax)		$ (192)	$ (709)
Assumptions Used in Calculations [Abstract]
Discount rate used for net periodic cost (credit) (in hundredths)		3.80%	4.72%	3.72%
Discount rate used to determine benefit obligation at period end (in hundredths)		3.58%	3.80%	4.72%
Rate of increase in compensation levels used for net periodic cost (credit) (in hundredths)		3.50%	3.50%	3.50%
Rate of increase in compensation levels used to determine benefit obligation at period end (in hundredths)		3.50%	3.50%	3.50%
Expected Future Benefit Payments [Abstract]
2016		$ 116
2017		113
2018		109
2019		104
2020		97
2021 to 2025		390
Assumed Health Care Cost Trend Rates [Abstract]
Effect of one percentage point increase on net periodic cost		3
Effect of one percentage point decrease on net periodic cost		$ 3
Health care cost trend rate assumed for next fiscal year (in hundredths)		6.50%
Ultimate health care cost trend rate (in hundredths)		5.00%
Effect of one percentage point increase on accumulated postretirement benefit obligation		$ 32
Effect of one percentage point decrease on accumulated postretirement benefit obligation		(29)
Director Retirement Plan [Member]
Change in accumulated other comprehensive income (loss) [Abstract]
Employer contributions in next fiscal year		208
Actuarial losses anticipated to be recognized as component of net periodic cost		$ 88
Assumptions Used in Calculations [Abstract]
Discount rate used for net periodic cost (credit) (in hundredths)		3.49%	4.22%	3.30%
Discount rate used to determine benefit obligation at period end (in hundredths)		3.67%	3.49%	4.22%
BMP [Member]
Change in accumulated other comprehensive income (loss) [Abstract]
Defined Contribution cost recognized		$ 1,900	$ 1,789	$ 2,377
Employer contributions in next fiscal year		686
Actuarial losses anticipated to be recognized as component of net periodic cost		$ 73
Assumptions Used in Calculations [Abstract]
Discount rate used for net periodic cost (credit) (in hundredths)		3.39%	4.00%	3.09%
Discount rate used to determine benefit obligation at period end (in hundredths)		3.54%	3.39%	4.00%
Investments in the Holding Company's common stock		$ 14,402	$ 13,232

[1] (1) The Postretirement Plan was amended effective March 31, 2015, whereby post-amendment retirees are not eligible to participate in the plan. The amendment resulted in a curtailment gain.