ACCUMULATED OTHER COMPREHENSIVE LOSS - Changes in Amounts Included in Our Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Accumulated Other Comprehensive Income Loss [Line Items]
Balance at beginning of period			$ 10,236
Translation adjustments	$ (5)	$ 7	(14)	$ 7
Total other comprehensive income	2	15	1	22
Balance at end of period	10,045	10,141	10,045	10,141
Pension
Accumulated Other Comprehensive Income Loss [Line Items]
Balance at beginning of period	(506)	(451)	(515)	(458)
Other comprehensive (loss) income before reclassifications	0	(2)	1	(1)
Amounts reclassified from accumulated other comprehensive loss to earnings	8	9	16	15
Total other comprehensive income	8	7	17	14
Balance at end of period	(498)	(444)	(498)	(444)
Other Post-Employment Benefits
Accumulated Other Comprehensive Income Loss [Line Items]
Balance at beginning of period	23	20	24	20
Other comprehensive (loss) income before reclassifications	(1)	1	(3)	1
Amounts reclassified from accumulated other comprehensive loss to earnings	0	0	1	0
Total other comprehensive income	(1)	1	(2)	1
Balance at end of period	22	21	22	21
Translation Adjustments and Other
Accumulated Other Comprehensive Income Loss [Line Items]
Balance at beginning of period	189	191	198	191
Translation adjustments	(5)	7	(14)	7
Total other comprehensive income	(5)	7	(14)	7
Balance at end of period	184	198	184	198
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income Loss [Line Items]
Balance at beginning of period	(294)	(240)	(293)	(247)
Total other comprehensive income	2	15	1	22
Balance at end of period	$ (292)	$ (225)	$ (292)	$ (225)