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Securities (Tables)

6 Months Ended

Jun. 30, 2025

Investments, Debt and Equity Securities [Abstract]

Schedule of Fair Value of Securities

The fair value of securities is as follows:

			June 30, 2025
			Amortized Cost						Allowance for Credit Losses						Net Carrying Amount						Gross Unrealized Gains						Gross Unrealized Losses						Fair Value
Available for sale
U.S. Treasury, federal agencies, and government sponsored agencies			$	2,143					—						2,143						$	—					$	(391)					$	1,752
State and municipal			242,682						—						242,682						—						(40,941)						201,741
U.S. government agency mortgage-backed securities			16,967						—						16,967						—						(2,872)						14,095
Corporate notes			18,257						(150)						18,107						—						(3,696)						14,411
Total available for sale investment securities			$	280,049					$	(150)					$	279,899					$	—					$	(47,900)					$	231,999

			June 30, 2025
			Amortized Cost						Allowance for Credit Losses						Net Carrying Amount						Gross Unrealized Gains						Gross Unrealized Losses						Fair Value
Held to maturity
U.S. Treasury, federal agencies, and government sponsored agencies			$	275,720					—						275,720						$	—					$	(32,635)					$	243,085
State and municipal			1,023,861						(13)						1,023,848						948						(187,047)						837,762
U.S. government agency mortgage-backed securities			335,333						—						335,333						—						(43,481)						291,852
Private labeled mortgage–backed pools			27,816						(1)						27,815						—						(3,372)						24,444
Corporate notes			156,499						(128)						156,371						—						(16,662)						139,837
Total held to maturity investment securities			$	1,819,229					$	(142)					$	1,819,087					$	948					$	(283,197)					$	1,536,980

			December 31, 2024
			Amortized Cost						Gross Unrealized Gains						Gross Unrealized Losses						Allowance for Credit Losses						Fair Value
Available for sale
U.S. Treasury, federal agencies, and government sponsored agencies			$	2,258					$	—					$	(457)					$	—					$	1,801
State and municipal			243,521						—						(41,687)						—						201,834
U.S. government agency mortgage-backed securities			17,984						—						(3,441)						—						14,543
Corporate notes			18,259						—						(2,760)						—						15,499
Total available for sale investment securities			$	282,022					$	—					$	(48,345)					$	—					$	233,677

			December 31, 2024
			Amortized Cost						Gross Unrealized Gains						Gross Unrealized Losses						Fair Value
Held to maturity
U.S. Treasury, federal agencies, and government sponsored agencies			$	278,383					$	—					$	(39,253)					$	239,130
State and municipal			1,048,862						958						(183,114)						866,706
U.S. government agency mortgage-backed securities			349,726						—						(54,904)						294,822
Private labeled mortgage–backed pools			29,278						—						(3,958)						25,320
Corporate notes			161,599						—						(21,309)						140,290
Total held to maturity investment securities			$	1,867,848					$	958					$	(302,538)					$	1,566,268
Less: Allowance for credit losses			(158)
Held to maturity securities, net of allowance for credit losses			$	1,867,690

Schedule of Amortized Cost and Fair Value of Securities Available for Sale and Held to Maturity

The amortized cost and fair value of securities available for sale and held to maturity at June 30, 2025 and December 31, 2024, by contractual maturity, are shown below. Expected maturities will differ from contractual maturities because issuers

may have the right to call or prepay obligations with or without call or prepayment penalties.

			June 30, 2025												December 31, 2024
			Amortized Cost						Fair Value						Amortized Cost						Fair Value
Available for sale
Within one year			$	—					$	—					$	—					$	—
One to five years			19,160						15,351						—						—
Five to ten years			140,316						115,922						173,533						141,915
After ten years			103,606						86,631						90,505						77,219
			263,082						217,904						264,038						219,134
U.S. government agency mortgage-backed securities			16,967						14,095						17,984						14,543
Total available for sale investment securities			$	280,049					$	231,999					$	282,022					$	233,677
Held to maturity
Within one year			$	60,730					$	60,331					$	59,129					$	58,304
One to five years			278,260						264,608						298,362						278,007
Five to ten years			310,414						269,468						366,493						312,748
After ten years			806,676						626,277						764,860						597,067
			1,456,080						1,220,684						1,488,844						1,246,126
U.S. government agency mortgage-backed securities			335,333						291,852						349,726						294,822
Private labeled mortgage-backed pools			27,816						24,444						29,278						25,320
Total held to maturity investment securities			$	1,819,229					$	1,536,980					$	1,867,848					$	1,566,268

Schedule of Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value

The following tables show the gross unrealized losses and the fair value of the Company’s available for sale investments in which an allowance for credit losses were not recorded, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position.

			June 30, 2025
			Less than 12 Months												12 Months or More												Total
			Fair Value						Unrealized Losses						Fair Value						Unrealized Losses						Fair Value						Unrealized Losses
Available for Sale Investment Securities
U.S. Treasury, federal agencies, and government sponsored agencies			$	—					$	—					$	1,752					$	(391)					$	1,752					$	(391)
State and municipal			988						(73)						200,753						(40,868)						201,741						(40,941)
U.S. government agency mortgage-backed securities			—						—						14,095						(2,872)						14,095						(2,872)
Corporate notes			—						—						11,474						(1,783)						11,474						(1,783)
Total available for sale investment securities			$	988					$	(73)					$	228,074					$	(45,914)					$	229,062					$	(45,987)

			December 31, 2024
			Less than 12 Months												12 Months or More												Total
			Fair Value						Unrealized Losses						Fair Value						Unrealized Losses						Fair Value						Unrealized Losses
Available for Sale Investment Securities
U.S. Treasury, federal agencies, and government sponsored agencies			$	—					$	—					$	1,801					$	(457)					$	1,801					$	(457)
State and municipal			—						—						201,834						(41,687)						201,834						(41,687)
U.S. government agency mortgage-backed securities			—						—						14,543						(3,441)						14,543						(3,441)
Corporate notes			—						—						15,499						(2,760)						15,499						(2,760)
Total available for sale investment securities			$	—					$	—					$	233,677					$	(48,345)					$	233,677					$	(48,345)

Schedule of Allowance for Credit Loss on Available-for-Sale Debt Securities

The following table details activity in the allowance for credit losses on available for sale debt securities during the three and six months ended June 30, 2025 and 2024.

			Three Months Ended												Six Months Ended
			June 30,						June 30,						June 30,						June 30,
			2025						2024						2025						2024
Beginning balance			$	—					$	—					$	—					$	—
Credit loss expense (benefit)			150						—						150						—
Ending balance			$	150					$	—					$	150					$	—

Schedule of Credit Quality Indicators of Held-To-Maturity Securities at Amortized Cost

The following table summarizes credit ratings of our held-to-maturity securities at amortized cost for the periods indicated:

June 30, 2025			AAA						AA						A						BBB						BB						Not Rated						Total
U.S. Treasury, federal agencies, and government sponsored agencies			$	—					$	275,720					$	—					$	—					$	—					$	—					$	275,720
State and municipal			248,506						695,832						75,133						4,390						—						—						1,023,861
U.S. government agency mortgage-backed securities			335,333						—						—						—						—						—						335,333
Private labeled mortgage-backed pools			27,816						—						—						—						—						—						27,816
Corporate notes			—						6,159						11,406						75,275						—						63,659						156,499
Total			$	611,655					$	977,711					$	86,539					$	79,665					$	—					$	63,659					$	1,819,229
December 31, 2024			AAA						AA						A						BBB						BB						Not Rated						Total
U.S. Treasury, federal agencies, and government sponsored agencies			$	—					$	278,383					$	—					$	—					$	—					$	—					$	278,383
State and municipal			273,629						698,428						66,079						10,726						—						—						1,048,862
U.S. government agency mortgage-backed securities			349,726						—						—						—						—						—						349,726
Private labeled mortgage-backed pools			29,278						—						—						—						—						—						29,278
Corporate notes			—						6,176						11,549						75,603						4,543						63,728						161,599
Total			$	652,633					$	982,987					$	77,628					$	86,329					$	4,543					$	63,728					$	1,867,848

Schedule of Allowance for Credit Losses on Held-To-Maturity Securities

The following table details activity in the allowance for credit losses on held-to-maturity securities during the three and six months ended June 30, 2025 and 2024.

			Three Months Ended												Six Months Ended
			June 30,						June 30,						June 30,						June 30,
			2025						2024						2025						2024
Beginning balance			$	140					$	158					$	158					$	157
Credit loss expense (benefit)			$	2					$	—					$	(16)					$	1
Ending balance			$	142					$	158					$	142					$	158

Schedule of Sales of Securities Available for Sale

Information regarding securities proceeds, gross gains, and gross losses are presented below:

			Three Months Ended												Six Months Ended
			June 30,						June 30,						June 30,						June 30,
			2025						2024						2025						2024
Sales of securities available for sale
Proceeds			—						—						4,132						—
Gross gains			—						—						—						—
Gross losses			—						—						(407)						—

Fair Value And Amortized Costs Of Pledged Securities

The following table represents the fair value and amortized costs of these pledged securities.

			June 30, 2025												December 31, 2024
			Fair Value						Amortized Cost						Fair Value						Amortized Cost
Pledge securities for borrowing availability at the Federal Reserve			$	849,709					$	1,042,168					$	851,384					$	1,032,916
Pledge securities for FHLB borrowings			$	297,446					$	345,111					$	279,136					$	333,613

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