Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2024	Dec. 31, 2023
Assets
Cash and due from banks		$ 187,849	$ 178,861
Interest-earning deposits with banks		32,041	45,469
Debt Securities, Trading		4,245	4,987
Securities
Equity Securities, FV-NI		21,204	22,510
Debt Securities, Available-for-Sale		1,250,944	1,334,256
Held to maturity (fair value $1,291,801 and $1,417,608)		1,434,956	1,569,107
Total securities		2,711,349	2,930,860
Loans Receivable Held-for-sale, Net, Not Part of Disposal Group		7,271	6,368
Loans
Financing Receivable, before Allowance for Credit Loss		14,508,378	14,278,070
Less: allowance for credit losses		(169,984)	(142,222)
Net loans		14,338,394	14,135,848
Federal Home Loan Bank stock		31,573	43,557
Bank premises and equipment, net		193,320	193,049
Other intangible assets		12,284	18,190
Cash surrender value of life insurance policies		303,965	297,387
Other assets		570,447	512,712
Total assets		19,373,565	19,347,373
Deposits
Noninterest-bearing demand deposits		4,390,703	4,567,083
Savings and interest checking accounts		5,207,548	5,298,913
Money market		2,960,381	2,818,072
Time Deposits		2,747,346	2,181,479
Total deposits		15,305,978	14,865,547
Borrowings
Federal Home Loan Bank borrowings		638,514	1,105,541
Junior subordinated debentures (less unamortized debt issuance costs of $28 and $30)		62,860	62,858
Subordinated debentures (less unamortized debt issuance costs of $0 and $20)		0	49,980
Total borrowings		701,374	1,218,379
Other liabilities		373,093	368,196
Total liabilities		16,380,445	16,452,122
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: 42,500,611 shares at December 31, 2024 and 42,873,187 shares at December 31, 2023 (includes 199,410 and 162,812 shares of unvested participating restricted stock awards, respectively)		423	427
Value of shares held in rabbi trust at cost: 78,088 shares at December 31, 2024 and 80,222 shares at December 31, 2023		(3,383)	(3,298)
Compensation and Benefits Trust		3,383	3,298
Additional paid in capital		1,909,980	1,932,163
Retained earnings		1,172,724	1,077,488
Accumulated other comprehensive loss, net of tax		(90,007)	(114,827)
Total stockholders’ equity		2,993,120	2,895,251
Liabilities and Equity		19,373,565	19,347,373
Commercial And Industrial [Member]
Loans
Financing Receivable, before Allowance for Credit Loss		3,047,671	2,925,823
Commercial Real Estate [Member]
Loans
Financing Receivable, before Allowance for Credit Loss		6,756,708	6,695,671
Construction Loans [Member]
Loans
Financing Receivable, before Allowance for Credit Loss		782,078	849,586
Small Business [Member]
Loans
Financing Receivable, before Allowance for Credit Loss		281,781	251,956
Residential Real Estate [Member]
Loans
Financing Receivable, before Allowance for Credit Loss		2,460,600	2,424,754
Home Equity 1st Position [Member] | Senior Lien [Member]
Loans
Financing Receivable, before Allowance for Credit Loss		490,115	518,706
Home Equity Subordinate Position [Member] | Junior Lien [Member]
Loans
Financing Receivable, before Allowance for Credit Loss		650,053	578,920
Consumer Portfolio Segment [Member]
Loans
Financing Receivable, before Allowance for Credit Loss	[1]	$ 39,372	$ 32,654

[1] Other consumer portfolio is inclusive of deposit account overdrafts recorded as loan balances.