STOCK-BASED COMPENSATION - Performance Restricted Stock Units and Phantom Stock Awards (Details) - USD ($) shares in Thousands, $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Stock-based compensation
Pre-tax compensation expense	$ 31	$ 49	$ 61
Phantom Share Units (PSUs)
Stock-based compensation
Accrued compensation cost liability	6	5
Unrecognized compensation cost	$ 2	$ 2
Equivalent common shares	126	149

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