Securities (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Securities, available-for-sale, Fair Value	$ 1,176,683		$ 874,753
Accrued interest receivable on available-for-sale debt securities	10,000		7,100
Proceeds from Sale of Debt Securities, Available-for-sale	0	$ 0
Allowance for credit loss	0
Corporate
Securities, available-for-sale, Fair Value	145,666		155,449
Corporate \| New York based bank holding company
Securities, available-for-sale, Fair Value	10,000
Held-to-maturity Securities
Specific reserve for outstanding balance of financing receivable in active forbearance	1,100		1,100
Accrued interest receivable on held-to-maturity securities	$ 100		$ 100

Interest earned but not yet received by the entity on its debt securities available for sale.

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- Definition

Interest earned but not yet received by the entity on its debt securities held-to-maturity.

+ References

No definition available.

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- Definition

Specific reserve for outstanding balance of financing receivable in active forbearance.

+ References

No definition available.

+ Details

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- Definition

Amount excluding accrued interest, of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479130/326-30-45-1

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- Definition

Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479130/326-30-45-1

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- Definition

Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 11
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481830/320-10-45-11

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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-11

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