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Securities - Securities Available for Sale (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	$ 677,652	$ 648,616
Gross Unrealized Gains	2,691	3,330
Gross Unrealized Losses	(47,061)	(47,842)
Fair value	633,282	604,104
Asset Pledged as Collateral
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Fair value	169,500	170,700
Municipal Bonds
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	151,221	151,512
Gross Unrealized Gains	28	47
Gross Unrealized Losses	(19,158)	(19,035)
Fair value	132,091	132,524
Mortgage-Backed Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	260,079	249,455
Gross Unrealized Gains	1,544	2,261
Gross Unrealized Losses	(17,407)	(16,401)
Fair value	244,216	235,315
Corporate Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	142,851	142,098
Gross Unrealized Gains	348	386
Gross Unrealized Losses	(10,247)	(11,879)
Fair value	132,952	130,605
SBA Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	16,864	18,497
Gross Unrealized Gains	252	279
Gross Unrealized Losses	(91)	(102)
Fair value	17,025	18,674
Asset-Backed Securities
The amortized cost and estimated fair value of securities with gross unrealized gains and losses
Amortized cost	106,637	87,054
Gross Unrealized Gains	519	357
Gross Unrealized Losses	(158)	(425)
Fair value	$ 106,998	$ 86,986

X

- Definition

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).

+ References

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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- Definition

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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- 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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