Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2026

Fair Value Disclosures [Abstract]

Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis

The following tables present our assets and liabilities that are measured at fair value on a recurring basis by fair value hierarchy level at the dates presented:

	June 30, 2026
(dollars in thousands)	Level 1		Level 2		Level 3		Total
ASSETS
Available-for-sale debt securities:
U.S. Treasury securities	$	54,360	$	—	$	—	$	54,360
Collateralized mortgage obligations of U.S. government corporations and agencies(1)	—		641,891		—		641,891
Residential mortgage-backed securities of U.S. government corporations and agencies(1)	—		31,916		—		31,916
Commercial mortgage-backed securities of U.S. government corporations	—		277,442		—		277,442
Obligations of states and political subdivisions	—		4,850		—		4,850
Total Available-for-Sale Debt Securities	54,360		956,099		—		1,010,459
Equity securities	2,846		—		—		2,846
Total Securities Available for Sale	57,206		956,099		—		1,013,305
Securities held in a deferred compensation plan	12,152		—		—		12,152
Derivative financial assets:
Interest rate swap contracts - commercial loans	—		34,965		—		34,965
Interest rate lock commitments - mortgage loans	—		—		91		91
Total Assets	$	69,358	$	991,064	$	91	$	1,060,513
LIABILITIES
Derivative financial liabilities:
Interest rate swap contracts - commercial loans	$	—	$	35,194	$	—	$	35,194
Interest rate swap contracts - cash flow hedge	—		1,522		—		1,522
Total Liabilities	$	—	$	36,716	$	—	$	36,716
(1)Collateralized mortgage obligations and residential mortgage-backed securities consist primarily of securities guaranteed by Fannie Mae, Freddie Mac and Ginnie Mae.

	December 31, 2025
(dollars in thousands)	Level 1		Level 2		Level 3		Total
ASSETS
Available-for-sale debt securities:
U.S. Treasury securities	$	84,507	$	—	$	—	$	84,507
Collateralized mortgage obligations of U.S. government corporations and agencies(1)	—		624,263		—		624,263
Residential mortgage-backed securities of U.S. government corporations and agencies(1)	—		31,336		—		31,336
Commercial mortgage-backed securities of U.S. government corporations	—		241,262		—		241,262
Obligations of states and political subdivisions	—		4,909		—		4,909
Total Available-for-Sale Debt Securities	84,507		901,770		—		986,277
Equity securities	1,382		—		—		1,382
Total Securities Available for Sale	85,889		901,770		—		987,659
Securities held in a deferred compensation plan	14,212		—		—		14,212
Derivative financial assets:
Interest rate swap contracts - commercial loans	—		33,669		—		33,669
Interest rate lock commitments - mortgage loans	—		—		81		81
Total Assets	$	100,101	$	935,439	$	81	$	1,035,621
LIABILITIES
Derivative financial liabilities:
Interest rate swap contracts - commercial loans	$	—	$	33,990	$	—	$	33,990
Interest rate swap contracts - cash flow hedge	—		2,024		—		2,024
Total Liabilities	$	—	$	36,014	$	—	$	36,014
(1)Collateralized mortgage obligations and residential mortgage-backed securities consist primarily of securities guaranteed by Fannie Mae, Freddie Mac and Ginnie Mae.

Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques

Significant unobservable inputs used in the fair value measurements of Level 3 assets on a nonrecurring basis at June 30, 2026 and December 31, 2025 were as follows:

(dollars in thousands)	June 30, 2026	Valuation Technique	Significant Unobservable Inputs(1)	Collateral Adjustment(2)
Loans individually evaluated	$8,559	Collateral based valuation	Collateral adjustments	25%
(1)Represents discount adjustments to collateral values related to anticipated collection rates of accounts receivable based on management judgment.
(2)Represents the collateral adjustment of one loan.
(dollars in thousands)	December 31, 2025	Valuation Technique	Significant Unobservable Inputs(1)	Collateral Adjustment(2)
Loans individually evaluated	$10,641	Collateral based valuation	Collateral adjustments	10%
(1)Represents discount adjustments to collateral values related to anticipated collection rates of accounts receivable based on management judgment.
(2)Represents the collateral adjustment of one loan.

Schedule of Carrying Values and Fair Values of Financial Instruments

The following tables present the carrying values and fair values of our financial instruments at the dates presented:

	Carrying Value(1)		Fair Value Measurements at June 30, 2026
(dollars in thousands)			Total		Level 1		Level 2		Level 3
ASSETS
Cash and due from banks, including interest-bearing deposits	$	217,819	$	217,819	$	217,819	$	—	$	—
Securities available for sale	1,013,305		1,013,305		57,206		956,099		—
Loans held for sale	4,695		4,695		—		4,695		—
Portfolio loans, net	7,965,066		7,786,180		—		—		7,786,180
Securities held in a deferred compensation plan	12,152		12,152		12,152		—		—
Mortgage servicing rights	4,860		7,989		—		—		7,989
Interest rate swap contracts - commercial loans	34,965		34,965		—		34,965		—
Interest rate lock commitments - mortgage loans	91		91		—		—		91
LIABILITIES
Deposits	$	8,086,083	$	8,079,694	$	6,091,941	$	1,987,753	$	—
Collateral payable	31,837		31,837		31,837		—		—
Short-term borrowings	200,000		200,000		—		200,000		—
Long-term borrowings	25,773		25,768		—		25,768		—
Junior subordinated debt securities	49,508		49,508		—		49,508		—
Interest rate swap contracts - commercial loans	35,194		35,194		—		35,194		—
Interest rate swap contracts - cash flow hedge	1,522		1,522		—		1,522		—
(1) As reported in the Consolidated Balance Sheets

	Carrying Value(1)		Fair Value Measurements at December 31, 2025
(dollars in thousands)			Total		Level 1		Level 2		Level 3
ASSETS
Cash and due from banks, including interest-bearing deposits	$	163,436	$	163,436	$	163,436	$	—	$	—
Securities available for sale	987,659		987,659		85,889		901,770		—
Loans held for sale	1,010		1,010		—		1,010
Portfolio loans, net	7,978,779		7,807,824		—		—		7,807,824
Collateral receivable	2		2		2		—		—
Securities held in a deferred compensation plan	14,212		14,212		14,212		—		—
Mortgage servicing rights	5,034		8,034		—		—		8,034
Interest rate swaps - commercial loans	33,669		33,669		—		33,669		—
Interest rate lock commitments	81		81		—		—		81
LIABILITIES
Deposits	$	7,958,831	$	7,956,632	$	6,010,039	$	1,946,593	$	—
Collateral payable	26,964		26,964		26,964		—		—
Short-term borrowings	165,000		165,000		—		165,000		—
Long-term borrowings	50,815		50,856		—		50,856		—
Junior subordinated debt securities	49,478		49,478		—		49,478		—
Interest rate swaps - commercial loans	33,990		33,990		—		33,990		—
Interest rate swaps - cash flow hedge	2,024		2,024		—		2,024		—
(1) As reported in the Consolidated Balance Sheets