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RETIREMENT PLANS, ESTIMATED FUTURE BENEFIT PAYMENTS (Details) - Qualified noncontributory defined benefit retirement plan
12 Months Ended
Dec. 31, 2015
USD ($)
Defined Benefit Plan Disclosure [Line Items]  
Contributions, next fiscal year $ 0
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract]  
2016 75,000
2017 138,000
2018 138,000
2019 137,000
2020 137,000
2021-2025 $ 678,000