Securities (Tables)

12 Months Ended

Dec. 31, 2023

Investments, Debt and Equity Securities [Abstract]

Schedule of Securities Available-for-Sale

The amortized cost, unrealized gross gains and losses recognized in accumulated other comprehensive income (loss), and fair value of Securities Available-for-Sale were as follows:

Securities Available-for-Sale:	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
2023
U.S. Treasury	$	—	$	—	$	—	$	—
Obligations of State and Political Subdivisions	889,940		1,309		(122,374)		768,875
MBS/CMO	761,025		28		(116,013)		645,040
US Gov’t Sponsored Entities & Agencies	220,295		—		(37,378)		182,917
Total	$	1,871,260	$	1,337	$	(275,765)	$	1,596,832
2022
U.S. Treasury	$	64,097	$	22	$	—	$	64,119
Obligations of State and Political Subdivisions	939,193		673		(162,014)		777,852
MBS/CMO	846,519		—		(131,838)		714,681
US Gov’t Sponsored Entities & Agencies	245,017		—		(40,000)		205,017
Total	$	2,094,826	$	695	$	(333,852)	$	1,761,669

Schedule of Securities by Contractual Maturity

The amortized cost and fair value of securities at December 31, 2023 by contractual maturity are shown below. Expected maturities may differ from contractual maturities because some issuers have the right to call or prepay certain obligations with or without call or prepayment penalties. Mortgage-backed securities are not due at a single maturity date and are shown separately. 

	Amortized Cost		Fair Value
Securities Available-for-Sale:
Due in one year or less	$	1,768	$	1,766
Due after one year through five years	17,548		17,589
Due after five years through ten years	65,213		62,296
Due after ten years	805,411		687,224
MBS/CMO	761,025		645,040
US Gov’t Sponsored Entities & Agencies	220,295		182,917
Total	$	1,871,260	$	1,596,832

Schedule of Proceeds from the Sales of Securities

	2023		2022		2021
Proceeds from the Sales of Securities are summarized below:	Available- for-Sale		Available- for-Sale		Available- for-Sale
Proceeds from Sales	$	114,259	$	145,237	$	111,124
Gross Gains on Sales	346		750		2,399
Gross Losses on Sales	306		188		152
Income Taxes on Net Gains	8		118		472

Schedule of Securities with Unrealized Losses

Below is a summary of securities with unrealized losses as December 31, 2023 and 2022, presented by length of time the securities have been in a continuous unrealized loss position: 

	Less than 12 Months				12 Months or More				Total
	Fair Value		Unrealized Loss		Fair Value		Unrealized Loss		Fair Value		Unrealized Loss
December 31, 2023
Obligations of State and Political Subdivisions	$	13,469	$	(175)	$	668,223	$	(122,199)	$	681,692	$	(122,374)
MBS/CMO	135		(1)		643,172		(116,012)		643,307		(116,013)
US Gov’t Sponsored Entities & Agencies	—		—		182,917		(37,378)		182,917		(37,378)
Total	$	13,604	$	(176)	$	1,494,312	$	(275,589)	$	1,507,916	$	(275,765)

	Less than 12 Months				12 Months or More				Total
	Fair Value		Unrealized Loss		Fair Value		Unrealized Loss		Fair Value		Unrealized Loss
December 31, 2022
Obligations of State and Political Subdivisions	$	579,267	$	(117,423)	$	122,992	$	(44,591)	$	702,259	$	(162,014)
MBS/CMO	240,344		(20,920)		474,327		(110,918)		714,671		(131,838)
US Gov’t Sponsored Entities & Agencies	198,702		(38,818)		6,314		(1,182)		205,016		(40,000)
Total	$	1,018,313	$	(177,161)	$	603,633	$	(156,691)	$	1,621,946	$	(333,852)