INVESTMENT SECURITIES - Additional Information (Details) - USD ($)	3 Months Ended	12 Months Ended
Mar. 31, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Securities		$ 453,700,000	$ 764,400,000
Held to maturity security carrying value		102,291,000	108,680,000
Other than temporary impairment charges		0	0	$ 0
Investment with fair value classified as equity security		12,985,000	14,685,000
Loss on securities sale, net	$ (6,609,000)	(6,609,000)
CRA Investment Fund [Member]
Schedule Of Available For Sale Securities [Line Items]
Investment with fair value classified as equity security		13,000,000.0	14,700,000
Loss on securities sale, net		$ (1,700,000)	$ (432,000)	$ 281,000

Available for sale securities fair value.

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.

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Amount of realized and unrealized gain (loss) on investment.

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Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

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