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SECURITIES (Textuals) (Details) | 12 Months Ended
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Dec. 31, 2023 USD ($) numberOfSecurities | Dec. 31, 2022 USD ($) numberOfSecurities | Dec. 31, 2021 USD ($)
Debt Securities, Trading, Restricted [Abstract] |  |  |
Trading securites, proceeds from sale | $ 0 |  |
Trading securities, number of securities in nonaccrual status | numberOfSecurities | 0 |  |
Debt Securities, Trading, Unrealized Loss | $ (3,400,000) |  |
Debt Securities, Trading, Unrealized Gain |  | $ (1,700,000) |
Debt Securities, Available-for-sale [Abstract] |  |  |
Available-for-sale Securities, Number of Securities in Nonaccrual Status | numberOfSecurities | 0 | 0 |
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | numberOfSecurities | 224 | 298 |
Held-to-Maturity: |  |  |
Held-to-maturity securities, number of securities in nonaccrual status | numberOfSecurities | 0 | 0 |
debt securities, held-to-maturity, accrued interest receivable | $ 4,500,000 | $ 4,800,000 |
Debt Securities, Available-for-Sale, Accrued Interest Receivable | $ 10,800,000 | $ 12,400,000 |
Equity Securities, FV-NI |  |  | $ 4,800,000
Equity Securities, FV-NI, Realized Gain |  |  | 46,000
debt securities, held-to-maturity, realized gain (loss), called |  |  | (65,000)
Debt Securities, Held-to-maturity, Sold, Realized Gain (Loss) |  |  | $ 3,000

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- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479106/326-30-50-4 + Details
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