Consolidated Balance Sheets (Unaudited) - USD ($)		Mar. 31, 2026		Dec. 31, 2025
Assets
Cash and due from banks		$ 223,291,000		$ 229,770,000
Interest-earning deposits with banks		505,687,000		542,132,000
Securities
Trading		5,525,000		4,720,000
Equity		21,518,000		21,581,000
Debt Securities, Available-for-Sale, Excluding Accrued Interest		2,088,365,000		2,004,247,000
Held to maturity (fair value $1,166,302 and $1,190,733)		1,256,566,000		1,279,027,000
Total securities		3,371,974,000		3,309,575,000
Loans held for sale (at fair value)		16,758,000		35,909,000
Loans
Total loans	[1],[2]	18,425,478,000		18,503,777,000
Less: allowance for credit losses		(190,560,000)	[3]	(189,877,000)
Net loans		18,234,918,000		18,313,900,000
Federal Home Loan Bank stock		17,752,000		21,835,000
Bank premises and equipment, net		217,695,000		218,190,000
Goodwill		1,090,610,000		1,090,610,000
Other intangible assets		126,687,000		133,576,000
Cash surrender value of life insurance policies		380,423,000		378,576,000
Other assets		597,785,000		638,823,000
Total assets		24,783,580,000		24,912,896,000
Deposits
Non-interest-bearing demand deposits		5,633,079,000		5,600,955,000
Savings and interest checking accounts		6,310,870,000		6,482,970,000
Money market		4,898,267,000		4,774,645,000
Time certificates of deposit		3,255,294,000		3,268,220,000
Total deposits		20,097,510,000		20,126,790,000
Borrowings
Federal Home Loan Bank and other borrowings		316,734,000		416,549,000
Long-Term Line of Credit		99,969,000		49,953,000
Junior Subordinated Notes		62,863,000		62,862,000
Subordinated Debt		296,690,000		296,483,000
Total borrowings		776,256,000		825,847,000
Other liabilities		367,773,000		394,531,000
Total liabilities		21,241,539,000		21,347,168,000
Commitments and contingencies		0		0
Stockholders' equity
Preferred stock, $0.01 par value, authorized: 1,000,000 shares, outstanding: none		0		0
Common stock, $0.01 par value, authorized: 75,000,000 shares, issued and outstanding: 48,572,237 shares at March 31, 2026 and 49,243,813 shares at December 31, 2025 (includes 297,143 and 254,359 shares of unvested participating restricted stock awards, respectively)		483,000		490,000
Value of shares held in rabbi trust at cost: 77,307 shares at March 31, 2026 and 75,247 shares at December 31, 2025		(3,622,000)		(3,452,000)
Deferred compensation and other retirement benefit obligations		3,622,000		3,452,000
Additional paid in capital		2,272,910,000		2,335,879,000
Retained earnings		1,317,946,000		1,269,113,000
Accumulated other comprehensive loss, net of tax		(49,298,000)		(39,754,000)
Total stockholders’ equity		3,542,041,000		3,565,728,000
Total liabilities and stockholders’ equity		24,783,580,000		24,912,896,000
Commercial And Industrial [Member]
Loans
Total loans	[1],[2],[4]	4,651,453,000		4,611,789,000
Less: allowance for credit losses		(49,282,000)	[3]	(47,976,000)
Commercial Real Estate [Member]
Loans
Total loans	[1],[2],[4]	8,181,340,000		8,275,408,000
Less: allowance for credit losses		(82,992,000)	[3]	(84,916,000)
Construction Loans [Member]
Loans
Total loans	[1],[2]	1,403,613,000		1,399,193,000
Less: allowance for credit losses		(14,212,000)	[3]	(14,254,000)
Residential Real Estate [Member]
Loans
Total loans	[1],[2]	2,842,144,000		2,873,443,000
Less: allowance for credit losses		(29,900,000)	[3]	(29,254,000)
Home Equity Loan [Member]
Loans
Total loans	[1],[2]	1,307,746,000		1,297,662,000
Less: allowance for credit losses		(13,268,000)	[3]	(12,376,000)
Consumer Portfolio Segment [Member]
Loans
Total loans	[2],[5]	39,182,000		46,282,000
Less: allowance for credit losses		$ (906,000)	[3]	$ (1,101,000)

[1] (2)Loan origination dates in the tables above reflect the original origination date, or the date of a material modification of a previously originated loan.

[2] The amount of net deferred fees/costs on originated loans included in the ending balance was $7.9 million and $7.7 million at March 31, 2026 and December 31, 2025, respectively. Net unamortized discounts on acquired loans included in the ending balance were $147.8 million and $157.0 million at March 31, 2026 and December 31, 2025, respectively.

[3] Balances of accrued interest receivable excluded from amortized cost and the calculation of allowance for credit losses amounted to $69.1 million and $53.7 million as of March 31, 2026 and March 31, 2025, respectively.

[4]

[5] Other consumer portfolio is inclusive of deposit account overdrafts recorded as loan balances. (2)The amount of net deferred fees/costs on originated loans included in the ending balance was $7.9 million and $7.7 million at March 31, 2026 and December 31, 2025, respectively. Net unamortized discounts on acquired loans included in the ending balance were $147.8 million and $157.0 million at March 31, 2026 and December 31, 2025, respectively.