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Available-for-Sale and Held-to-Maturity Securities (Schedule Of Gross Unrealized Losses And The Estimated Fair Value By Length Of Time In A Loss Position) (Details) $ in Thousands | Mar. 31, 2022 USD ($)
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Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |
Available-for-sale Securities, Gross unrealized losses, Less than 12 months | $ (85,089)
Available-for-sale Securities, Estimated fair value, Less than 12 months | 1,284,479
Available-for-sale Securities, Gross unrealized losses, 12 months or more | (15,957)
Available-for-sale Securities, Estimated fair value, 12 months or more | 183,908
Available-for-sale Securities, Gross unrealized losses, Total | (101,046)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total | 1,468,387
U.S. Government Agency Securities [Member] |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |
Available-for-sale Securities, Gross unrealized losses, Less than 12 months | (90)
Available-for-sale Securities, Estimated fair value, Less than 12 months | 1,820
Available-for-sale Securities, Gross unrealized losses, 12 months or more | 0
Available-for-sale Securities, Estimated fair value, 12 months or more | 0
Available-for-sale Securities, Gross unrealized losses, Total | (90)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total | 1,820
Corporate Fixed Income Securities [Member] |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |
Available-for-sale Securities, Gross unrealized losses, Less than 12 months | (36,149)
Available-for-sale Securities, Estimated fair value, Less than 12 months | 398,824
Available-for-sale Securities, Gross unrealized losses, 12 months or more | 0
Available-for-sale Securities, Estimated fair value, 12 months or more | 0
Available-for-sale Securities, Gross unrealized losses, Total | (36,149)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total | 398,824
Mortgage-Backed Securities [Member] | Agency Securities [Member] |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |
Available-for-sale Securities, Gross unrealized losses, Less than 12 months | (40,093)
Available-for-sale Securities, Estimated fair value, Less than 12 months | 679,722
Available-for-sale Securities, Gross unrealized losses, 12 months or more | (15,257)
Available-for-sale Securities, Estimated fair value, 12 months or more | 149,962
Available-for-sale Securities, Gross unrealized losses, Total | (55,350)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total | 829,684
Mortgage-Backed Securities [Member] | Commercial [Member] |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |
Available-for-sale Securities, Gross unrealized losses, Less than 12 months | (2,569)
Available-for-sale Securities, Estimated fair value, Less than 12 months | 69,841
Available-for-sale Securities, Gross unrealized losses, 12 months or more | 0
Available-for-sale Securities, Estimated fair value, 12 months or more | 0
Available-for-sale Securities, Gross unrealized losses, Total | (2,569)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total | 69,841
Asset-Backed Securities [Member] |
Schedule Of Available For Sale And Held To Maturity Securities [Line Items] |
Available-for-sale Securities, Gross unrealized losses, Less than 12 months | (6,188)
Available-for-sale Securities, Estimated fair value, Less than 12 months | 134,272
Available-for-sale Securities, Gross unrealized losses, 12 months or more | (700)
Available-for-sale Securities, Estimated fair value, 12 months or more | 33,946
Available-for-sale Securities, Gross unrealized losses, Total | (6,888)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value, Total | $ 168,218

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=124269663&loc=SL82922890-210455 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27337-111563 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456 + Details
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