Securities - Securities Available for Sale (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	$ 783,050	$ 817,664
Gross Unrealized Gains	3,404	2,245
Gross Unrealized Losses	(42,565)	(51,662)
Fair value	743,889	768,247
Asset Pledged as Collateral
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Fair value	282,000	289,900
U.S. Treasury Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	155,939	179,835
Gross Unrealized Gains		3
Gross Unrealized Losses	(10,285)	(12,090)
Fair value	145,654	167,748
Municipal Bonds
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	129,599	139,891
Gross Unrealized Gains	39	23
Gross Unrealized Losses	(14,584)	(17,649)
Fair value	115,054	122,265
Mortgage-Backed Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	280,504	259,833
Gross Unrealized Gains	1,713	882
Gross Unrealized Losses	(12,319)	(15,825)
Fair value	269,898	244,890
Corporate Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	133,931	139,161
Gross Unrealized Gains	1,452	1,041
Gross Unrealized Losses	(5,286)	(6,016)
Fair value	130,097	134,186
U.S. Government Agency Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	11,086	22,053
Gross Unrealized Gains	110	85
Gross Unrealized Losses	(40)	(56)
Fair value	11,156	22,082
Asset-Backed Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	71,991	76,891
Gross Unrealized Gains	90	211
Gross Unrealized Losses	(51)	(26)
Fair value	$ 72,030	$ 77,076

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

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- Definition

Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) 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 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

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Amortized cost excluding accrued interest, before 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).

+ 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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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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