SHAREHOLDER'S EQUITY - Common Stock Repurchase (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended					9 Months Ended
	Jun. 30, 2026	Mar. 31, 2026	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2024
Equity [Abstract]
Share repurchase program, authorized amount								$ 1,000
Common stock repurchase (in shares)						5.9	10.6
Common stock repurchase	$ 47	$ 203	$ 5	$ 428	$ 107	$ 250	$ 540
Remaining amount						$ 180