SECURITIES - Held-to-maturity Debt Securities with Unrealized Loss Position (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Less than 12 Months
Fair Value	$ 1,158	$ 167,688
Unrealized Loss	(244)	(12,316)
12 Months or More
Fair Value	357,648	199,700
Unrealized Loss	(35,188)	(25,061)
Fair Value	358,806	367,388
Unrealized Loss	(35,432)	(37,377)
U.S. Government sponsored entities
Less than 12 Months
Fair Value	0	143,556
Unrealized Loss	0	(10,063)
12 Months or More
Fair Value	277,017	136,879
Unrealized Loss	(25,781)	(17,213)
Fair Value	277,017	280,435
Unrealized Loss	(25,781)	(27,276)
Residential & multi-family mortgage
Less than 12 Months
Fair Value	1,158	24,132
Unrealized Loss	(244)	(2,253)
12 Months or More
Fair Value	80,631	62,821
Unrealized Loss	(9,407)	(7,848)
Fair Value	81,789	86,953
Unrealized Loss	$ (9,651)	$ (10,101)

Debt Securities, Held-to-maturity, Unrealized Loss Position Less Than 12 Months [Abstract]

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- Definition

Debt Securities, Held-to-maturity, Unrealized Loss Position More Than 12 Months [Abstract]

+ References

No definition available.

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- Definition

Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in continuous loss position for 12 months or longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-7

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-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-6

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-6

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-6

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in continuous loss position for less than 12 months.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity), in continuous unrealized loss position for less than 12 months.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity), in continuous unrealized loss position for 12 months or longer.

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