Annual report [Section 13 and 15(d), not S-K Item 405]

EMPLOYEE BENEFIT PLANS (Schedule of Components of SERP's Periodic Benefit Cost, the Funded Status of the Plan, Amounts Recognized in the Consolidated Statements of Financial Condition, and Major Assumptions) (Details)

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EMPLOYEE BENEFIT PLANS (Schedule of Components of SERP's Periodic Benefit Cost, the Funded Status of the Plan, Amounts Recognized in the Consolidated Statements of Financial Condition, and Major Assumptions) (Details) - USD ($)
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Change in Projected Benefit Obligation:      
Actuarial (Gain) Loss $ (13,948,000) $ (4,905,000) $ (4,223,000)
Components of Net Periodic Benefit Costs:      
Pension Settlement (Gain) Charges 0 (291,000) 2,321,000
Supplemental Executive Retirement Plan ("SERP") [Member]      
Change in Projected Benefit Obligation:      
Benefit Obligation at Beginning of Year 9,204,000 10,948,000 13,534,000
Service Cost 37,000 18,000 31,000
Interest Cost 454,000 501,000 315,000
Actuarial (Gain) Loss 198,000 201,000 (2,932,000)
Plan Amendments 239,000 0 0
Net Settlements 0 (2,464,000) 0
Projected Benefit Obligation at End of Year 10,132,000 9,204,000 10,948,000
Funded Status of Plan and Accrued Liability Recognized at End of Year:      
Other Liabilities 10,132,000 9,204,000 10,948,000
Accumulated Benefit Obligation at End of Year 9,580,000 8,943,000 10,887,000
Components of Net Periodic Benefit Costs:      
Service Cost 37,000 18,000 31,000
Interest Cost 454,000 501,000 315,000
Amortization of Prior Service Cost 0 151,000 277,000
Net Loss Amortization (281,000) (531,000) 718,000
Pension Settlement (Gain) Charges 0 (291,000) 0
Net Periodic Benefit Cost $ 210,000 $ (152,000) $ 1,341,000
Weighted-Average Assumptions Used to Determine Benefit Obligation:      
Discount Rate (in percent) 5.57% 5.11% 5.45%
Rate of Compensation Increase (in percent) 4.75% 5.10% 5.10%
Measurement Date Dec. 31, 2024 Dec. 31, 2023 Dec. 31, 2022
Weighted-Average Assumptions Used to Determine Benefit Cost:      
Discount Rate (in percent) 5.11% 5.45% 2.80%
Rate of Compensation Increase (in percent) 4.75% 5.10% 4.40%
Amortization Amounts from Accumulated Other Comprehensive Loss:      
Net Actuarial Gain $ 198,000 $ 201,000 $ (2,932,000)
Prior Service (Benefit) Cost 239,000 (151,000) (277,000)
Net Gain (Loss) 281,000 531,000 (718,000)
Settlement Gain 0 291,000 0
Deferred Tax (Benefit) Expense (183,000) (222,000) 995,000
Other Comprehensive Loss (Gain), net of tax 535,000 650,000 (2,932,000)
Amounts Recognized in Accumulated Other Comprehensive Gain:      
Net Actuarial (Gain) Loss (275,000) (753,000) (1,775,000)
Prior Service Cost 239,000 0 151,000
Deferred Tax Expense (Benefit) 9,000 191,000 412,000
Accumulated Other Comprehensive Gain, net of tax $ (27,000) $ (562,000) $ (1,212,000)