Fair Value Measurements (Gains/Losses Included In Earnings Relating to Assets Still Held at the End of Period) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Fair Value Disclosures [Abstract]
The amount of total (gain)/loss for the period included in earnings attributable to the change in unrealized (gain)/loss relating to liabilities still held at the end of period:	$ 9	$ (33)
Statement of Income or Comprehensive Income [Extensible Enumeration]	Cost of revenues (excludes items below)	Cost of revenues (excludes items below)

Indicates line item in statement in which net income is reported that includes unrealized gain (loss) from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value using unobservable input (level 3) and still held.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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Balance Type:	na
Period Type:	duration