SECURITIES (Textuals) (Details)	12 Months Ended
	Dec. 31, 2021 USD ($) numberOfSecurities	Dec. 31, 2020 USD ($) numberOfSecurities	Dec. 31, 2019 USD ($)
Investments, Debt and Equity Securities [Abstract]
Trading securites, proceeds from sale	$ 0
Trading securities, number of securities in nonaccrual status | numberOfSecurities	0
Debt Securities, Available-for-sale [Abstract]
Proceeds from sales of securities—available-for-sale	$ 83,663,000	$ 150,374,000	$ 86,083,000
Debt Securities, Available-for-sale, Realized Gain (Loss)	$ 498,000	$ 454,000	34,000
Available-for-sale Securities, Number of Securities in Nonaccrual Status | numberOfSecurities	0	0
Held-to-Maturity:
Debt Securities, Held-to-maturity, Sold, Realized Gain (Loss), Excluding Other-than-temporary Impairment	$ (65,000)	$ 216,000	(1,000)
Held-to-maturity securities, number of securities in nonaccrual status | numberOfSecurities	0	0
Proceeds from sales of equity securities	$ 4,796,000	$ 1,060,695,000	$ 0
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | numberOfSecurities	97	54
Debt Securities, Held-to-maturity, Sold, Realized Gain (Loss)	$ 3,000
Proceeds from Sale of Equity Securities, FV-NI	4,800,000	$ 1,060,000,000.00
Equity Securities, FV-NI, Realized Gain (Loss)	46,000	177,000
Equity Securities, VISA Class B, Gain (Loss)		519,000
Debt Securities, Trading, Unrealized Gain	$ 2,000,000
Debt Securities, Trading, Unrealized Loss		$ 656,000