Derivative Instruments (Change In Fair Value Of Derivative Instruments) (Details) - Not Designated as Hedging Instrument - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Derivative assets \| Other Income
Derivatives, Fair Value [Line Items]
Change in Fair Value	$ (14,016)	$ 37,537	$ (26,483)
Derivative liabilities \| Other Income
Derivatives, Fair Value [Line Items]
Change in Fair Value	14,016	(37,537)	26,483
Derivative liabilities \| Other Expense
Derivatives, Fair Value [Line Items]
Change in Fair Value	$ (306)	$ 1,219	$ 487

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 815
-SubTopic 25
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480238/815-25-50-1

Name:	us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration