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Accumulated Other Comprehensive Income (Schedule Of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |
Balance January 1 |  |  |  | $ 77,080 | $ 331,377
Other comprehensive loss before reclassifications to current earnings |  |  |  | (1,598,445) | (213,362)
Amounts reclassified to current earnings from accumulated other comprehensive income |  |  |  | 3,214 | (16,256)
Current period other comprehensive income (loss), before tax |  |  |  | (1,595,231) | (229,618)
Income tax (expense) benefit |  |  |  | 398,807 | 57,407
Current period other comprehensive income (loss), net of tax |  | $ (352,450) | $ (61,224) | (1,196,424) | (172,211)
Balance September 30, 2022 |  | (1,119,344) | 159,166 | (1,119,344) | 159,166
Unrealized Gains (Losses) on Securities (1) |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |
Balance January 1 | [1] |  |  | 23,174 | 263,801
Other comprehensive loss before reclassifications to current earnings | [1] |  |  | (1,594,981) | (213,362)
Amounts reclassified to current earnings from accumulated other comprehensive income | [1] |  |  | 20,274 | 0
Current period other comprehensive income (loss), before tax | [1] |  |  | (1,574,707) | (213,362)
Income tax (expense) benefit | [1] |  |  | 393,676 | 53,343
Current period other comprehensive income (loss), net of tax | [1] |  |  | (1,181,031) | (160,019)
Balance September 30, 2022 | [1] | (1,157,857) | 103,782 | (1,157,857) | 103,782
Pension Loss |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |
Balance January 1 |  |  |  | (20,668) | (25,118)
Other comprehensive loss before reclassifications to current earnings |  |  |  | 0 | 0
Amounts reclassified to current earnings from accumulated other comprehensive income |  |  |  | 1,262 | 1,768
Current period other comprehensive income (loss), before tax |  |  |  | 1,262 | 1,768
Income tax (expense) benefit |  |  |  | (315) | (442)
Current period other comprehensive income (loss), net of tax |  |  |  | 947 | 1,326
Balance September 30, 2022 |  | (19,721) | (23,792) | (19,721) | (23,792)
Unrealized Gains (Losses) on Cash Flow Hedge Derivatives (2) |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |
Balance January 1 | [2] |  |  | 74,574 | 92,694
Other comprehensive loss before reclassifications to current earnings | [2] |  |  | (3,464) | 0
Amounts reclassified to current earnings from accumulated other comprehensive income | [2] |  |  | (18,322) | (18,024)
Current period other comprehensive income (loss), before tax | [2] |  |  | (21,786) | (18,024)
Income tax (expense) benefit | [2] |  |  | 5,446 | 4,506
Current period other comprehensive income (loss), net of tax | [2] |  |  | (16,340) | (13,518)
Balance September 30, 2022 | [2] | $ 58,234 | $ 79,176 | $ 58,234 | $ 79,176
[1] | The pre-tax amounts reclassified from accumulated other comprehensive income to current earnings are included in "investment securities gains (losses), net" in the consolidated statements of income.
[2] | The pre-tax amounts reclassified from accumulated other comprehensive income to current earnings are included in "interest and fees on loans" in the consolidated statements of income.

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- Definition Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(30)(a)(4)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI https://asc.fasb.org/extlink&oid=126968391&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(23)(a)(3)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI https://asc.fasb.org/extlink&oid=126968391&loc=SL7669686-108580 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (h)(2) -URI https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (g)(2)(ii) -URI https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI https://asc.fasb.org/extlink&oid=126968391&loc=d3e681-108580 + Details
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