Loans and Leases (Schedule Of Major Types Of Loans And Leases) (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	$ 47,697	$ 47,776
Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	27,587	27,870
Commercial real estate \| Non-owner occupied term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	8,113	8,206
Commercial real estate \| Owner occupied term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	7,258	7,314
Commercial real estate \| Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	10,173	10,281
Commercial real estate \| Construction & development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	1,670	1,707
Commercial real estate \| Residential development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	373	362
Commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	12,310	11,955
Commercial \| Term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	6,887	6,713
Commercial \| Lines of credit & other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	3,804	3,643
Commercial \| Leases & equipment finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	1,619	1,599
Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	7,630	7,773
Residential \| Mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	5,483	5,624
Residential \| Home equity loans & lines
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	2,147	2,149
Consumer & other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	$ 170	$ 178