Acquisition (Acquired Loans) (Details) - FineMark Holdings, Inc. $ in Thousands	Jan. 01, 2026 USD ($)
Business Combination [Line Items]
Financing Receivable, before Allowance for Credit Loss, Fee and Loan in Process	$ 2,720,305
Financing Receivable, Unamortized Purchase Premium (Discount)	(89,611)
Total	2,630,694
Financing Receivable, Allowance for Credit Loss	(22,828)
Financing Receivable, after Allowance for Credit Loss	2,607,866
Financial Asset Acquired and No Credit Deterioration
Business Combination [Line Items]
Financing Receivable, before Allowance for Credit Loss, Fee and Loan in Process	2,351,772
Financing Receivable, Unamortized Purchase Premium (Discount)	(76,873)
Total	2,274,899
Financing Receivable, Allowance for Credit Loss	(19,870)
Financing Receivable, after Allowance for Credit Loss	2,255,029
Financial Asset Acquired with Credit Deterioration
Business Combination [Line Items]
Financing Receivable, before Allowance for Credit Loss, Fee and Loan in Process	368,533
Financing Receivable, Unamortized Purchase Premium (Discount)	(12,738)
Total	355,795
Financing Receivable, Allowance for Credit Loss	(2,958)
Financing Receivable, after Allowance for Credit Loss	$ 352,837