EMPLOYEE BENEFIT PLANS (Detail Textuals 1) - Supplemental Executive Retirement Plan (SERP) - USD ($) |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
Dec. 31, 2017 |
|
| Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] | |||
| Supplemental executive retirement plan, assets | $ 5,944,000 | $ 6,031,000 | |
| Trading gains (losses) related to SERP | $ (92,000) | $ 88,000 | |