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Loans and Leases (Schedule Of Major Types Of Loans And Leases) (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	$ 37,637,013	$ 37,680,901
Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	19,600,480	19,567,672
Commercial real estate | Non-owner occupied term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	6,189,992	6,278,154
Commercial real estate | Owner occupied term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	5,319,529	5,270,294
Commercial real estate | Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	5,735,057	5,804,364
Commercial real estate | Construction & development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	2,069,727	1,983,213
Commercial real estate | Residential development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	286,175	231,647
Commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	9,944,830	9,968,096
Commercial | Term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	5,352,598	5,537,618
Commercial | Lines of credit & other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	2,950,782	2,769,643
Commercial | Leases & equipment finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	1,641,450	1,660,835
Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	7,912,599	7,965,005
Residential | Mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	5,829,833	5,933,352
Residential | Home equity loans & lines
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	2,082,766	2,031,653
Consumer & other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	$ 179,104	$ 180,128

X

- Definition

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-5

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