Compensation and Benefit Plans - Options Data (Details) - Stock options - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share-based Compensation
Weighted average grant date fair value per option granted (in dollars per share)	$ 7.79	$ 13.32	$ 12.69
Fair value of options vested	$ 13	$ 14	$ 8
Value of options exercised	$ 3	$ 45	$ 14
SCE
Share-based Compensation
Weighted average grant date fair value per option granted (in dollars per share)	$ 7.85	$ 13.36	$ 12.71
Fair value of options vested	$ 6	$ 7	$ 7
Value of options exercised	$ 1	$ 25	$ 11

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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