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RETIREMENT PLANS (Narrative) (Details) | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($) person | Dec. 31, 2018 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Accumulated benefit obligation | $ 33,080,000 | $ 29,115,000
Corporation common stock included in equity securities, percentage of total plan assets | 6.00% | 7.00%
Percentage of participants average monthly pay used to calculate benefit accruals | 0.75% |
Maximum years of benefit used to calculate benefit accruals | 25 years |
Number of active, vested terminated, and retired persons in the Plan | person | 348 |
Employee contribution percentage, maximum | 100.00% |
Additional compensation contributed to plan | 50.00% |
Balance accrued included in other liabilities | $ 3,196,000 | $ 2,932,000
Annual expense included in salaries and benefits expense | $ 493,000 | 463,000
Minimum |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Percentage over employees' gross pay | 3.00% |
Maximum |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Percentage over employees' gross pay | 5.00% |
Banking Subsidiary |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Employer Match Percentage of Income | 3.00% |
Employer Contributions to and Expenses for the Plan | $ 709,000 | 664,000
Insurance Subsidiary |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Employer Contributions to and Expenses for the Plan | $ 123,000 | 97,000
Non-highly compensated employees | Insurance Subsidiary |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Employer Match Percentage of Income | 6.00% |
Highly compensated employees | Insurance Subsidiary |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Employer Match Percentage of Income | 3.00% |
Corporation common stock |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Fair value of plan assets | $ 2,854,000 | $ 2,882,000

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