Securities - Schedule of Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Amortized Cost
Due in one year or less	$ 136,859
Due after one year through five years	11,700
Due after five years through ten years	65,833
Due after ten years	524,348
Amortized Cost	1,887,702	$ 1,865,732
Fair Value
Due in one year or less	136,873
Due after one year through five years	11,526
Due after five years through ten years	58,400
Due after ten years	415,147
Fair Value	1,666,930	1,657,394
MBS/CMO
Amortized Cost
Securities without single maturity	819,691
Amortized Cost	819,691	795,574
Fair Value
Securities without single maturity	740,928
Fair Value	740,928	719,542
US Gov’t Sponsored Entities & Agencies
Amortized Cost
Securities without single maturity	329,271
Amortized Cost	329,271	314,604
Fair Value
Securities without single maturity	304,056
Fair Value	$ 304,056	$ 288,156

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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-Topic 320
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-Publisher FASB
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+ References

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ References

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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

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