Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - EGTS (Parenthetical) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Unrealized gains (losses) on cash flow hedges, tax	$ (3)	$ 22	$ (10)	$ 58
EGTS
Unrealized gains (losses) on cash flow hedges, tax	$ 1	$ 1	$ 1	$ 1

Amount, after reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482790/220-10-45-12

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