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Loans And Allowance For Credit Losses (Summary Classification Of Held To Maturity Loan Portfolio) (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Loans And Allowance For Loan Losses [Line Items] |  |
Held for Investment Loans | $ 15,898,958 | $ 15,176,359
Business |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Held for Investment Loans | 5,528,895 | 5,303,535
Real estate - construction and land |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Held for Investment Loans | 1,206,955 | 1,118,266
Real estate - business |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Held for Investment Loans | 3,331,627 | 3,058,837
Real estate - personal |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Held for Investment Loans | 2,862,519 | 2,805,401
Consumer |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Held for Investment Loans | 2,116,371 | 2,032,225
Revolving Home Equity [Member] |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Held for Investment Loans | 286,026 | 275,945
Consumer credit card |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Held for Investment Loans | 563,349 | 575,410
Overdrafts |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Held for Investment Loans | $ 3,216 | $ 6,740

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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522 + Details
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