Business Segments (Statement of Operations and Total Assets by Reportable Segment) (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Segment Reporting Information [Line Items]
Total interest income and dividend income		$ 79,463	$ 85,256
Total interest expense		43,041	53,591
Net interest income	[1]	36,422	31,665
Provision for credit losses		1,200	700
Net interest income (expense) after provision for credit losses		35,222	30,965
Noninterest income	[1]	22,643	17,163
Salaries and employee benefits		22,422	21,775
Outsourced services		4,346	3,780
Net occupancy		2,741	2,561
Equipment		891	1,020
Legal, audit and professional fees		750	706
FDIC deposit insurance costs		1,262	1,441
Advertising and promotion		410	548
Amortization of intangibles		204	208
Other Expenses		9,170	2,324
Total noninterest expenses		42,196	34,363
Income before income taxes		15,669	13,765
Income tax expense		3,490	2,829
Net income		12,179	10,936
Total assets at period end		6,586,015	7,249,124	$ 6,930,647
Expenditures for long-lived assets		88	626
Depreciation expense	[2]	894	1,001
Commercial Banking
Segment Reporting Information [Line Items]
Total interest income and dividend income		79,463	85,256
Total interest expense		43,041	53,591
Net interest income		36,422	31,665
Provision for credit losses		1,200	700
Net interest income (expense) after provision for credit losses		35,222	30,965
Noninterest income		12,635	5,572
Salaries and employee benefits		16,979	16,570
Outsourced services		3,265	2,848
Net occupancy		2,471	2,306
Equipment		815	901
Legal, audit and professional fees		527	590
FDIC deposit insurance costs		1,262	1,441
Advertising and promotion		348	466
Amortization of intangibles		0	0
Other Expenses		6,879	1,911
Total noninterest expenses		32,546	27,033
Income before income taxes		15,311	9,504
Income tax expense		3,347	1,906
Net income		11,964	7,598
Total assets at period end		6,525,532	7,190,644
Expenditures for long-lived assets		87	556
Depreciation expense	[2]	808	892
Wealth Management Services
Segment Reporting Information [Line Items]
Total interest income and dividend income		0	0
Total interest expense		0	0
Net interest income		0	0
Provision for credit losses		0	0
Net interest income (expense) after provision for credit losses		0	0
Noninterest income		10,008	11,591
Salaries and employee benefits		5,443	5,205
Outsourced services		1,081	932
Net occupancy		270	255
Equipment		76	119
Legal, audit and professional fees		223	116
FDIC deposit insurance costs		0	0
Advertising and promotion		62	82
Amortization of intangibles		204	208
Other Expenses		2,291	413
Total noninterest expenses		9,650	7,330
Income before income taxes		358	4,261
Income tax expense		143	923
Net income		215	3,338
Total assets at period end		60,483	58,480
Expenditures for long-lived assets		1	70
Depreciation expense	[2]	$ 86	$ 109

[1] As reported in the Unaudited Consolidated Statements of Income.

[2] Included in net occupancy and equipment expenses in the table above.