INVESTMENT SECURITIES - Held to maturity securities (Details) $ in Thousands	Jun. 30, 2022 USD ($)
Amortized Carrying Value	$ 215,354
Fair Value	199,253
Available-for-sale Securities
Amortized cost	215,031
Fair Value Adjustment	323
Amortized Carrying Value	215,354
Gross Unrealized Losses	16,101
Fair Value	199,253
Agency mortgage-backed securities. \| Available-for-sale Securities
Amortized cost	80,331
Fair Value Adjustment	3,583
Amortized Carrying Value	83,914
Gross Unrealized Losses	6,476
Fair Value	77,438
Agency collateralized mortgage obligations \| Available-for-sale Securities
Amortized cost	128,435
Fair Value Adjustment	(3,242)
Amortized Carrying Value	125,193
Gross Unrealized Losses	8,916
Fair Value	116,277
States and political subdivisions securities \| Available-for-sale Securities
Amortized cost	6,265
Fair Value Adjustment	(18)
Amortized Carrying Value	6,247
Gross Unrealized Losses	709
Fair Value	$ 5,538

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

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

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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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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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