Restricted Stock and Performance Share Awards - Performance Share Award Activity under the LTIP (Details) - Performance Shares - Long Term Incentive Plan - USD ($) shares in Millions, $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Provisional performance share awards approved (in shares)	0.0	0.0	0.1	0.1
Aggregate approval-date fair value	$ 0	$ 0	$ 24	$ 22
Compensation expense recognized	6	6	16	19
Intrinsic value of unvested restricted stock units (end of period)	83	105	83	105
Distributions	$ 0	$ 0	$ 24	$ 36

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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+ Details