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Derivatives (Summary Of Types Of Derivatives And Gains (Losses) Recorded) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative gains (losses) | $ (9,285) | $ 44,979 | $ 5,356
Foreign currency derivatives |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative gains (losses) | $ 141 | $ 126 | $ 2,856
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income (loss) | Other income (loss) | Other income (loss)
Interest rate lock commitments | Interest Rate Contracts |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative gains (losses) | $ (169) | $ (4,609) | $ (23,503)
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income (loss) | Other income (loss) | Other income (loss)
Interest rate futures | Interest Rate Contracts |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative gains (losses) | $ (4,693) | $ (14,476) | $ 0
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income (loss) | Other income (loss) | Other income (loss)
Interest rate forward sales commitments | Interest Rate Contracts |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative gains (losses) | $ 33 | $ 47,689 | $ 17,608
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income (loss) | Other income (loss) | Other income (loss)
Interest rate swaps | Interest Rate Contracts |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Derivative gains (losses) | $ (4,597) | $ 16,249 | $ 8,395
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income (loss) | Other income (loss) | Other income (loss)

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4A -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4A + Details
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- Definition Indicates line item in statement of income or comprehensive income that includes gain (loss) from derivative. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4A -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4A + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4E -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4E + Details
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