GOODWILL AND OTHER INTANGIBLES - Schedule of Changes in Goodwill Balances (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2025	Dec. 31, 2024
Goodwill [Roll Forward]
Beginning balance	$ 3,410
Accumulated impairment losses	(135)	$ (372)
Goodwill	7,675	3,038
Goodwill additions/reductions	4,229
Currency translation and other	408
Ending balance	7,810
Goodwill, gross write-offs	237
Accumulated impairment loss, amount included in period increase (decrease)	(237)
Packaging Solutions North America
Goodwill [Roll Forward]
Beginning balance	3,334
Accumulated impairment losses	(59)	(296)
Goodwill	3,906	3,038
Goodwill additions/reductions	867
Currency translation and other	1
Ending balance	3,965
Packaging Solutions EMEA
Goodwill [Roll Forward]
Beginning balance	76
Accumulated impairment losses	(76)	(76)
Goodwill	3,769	$ 0
Goodwill additions/reductions	3,362
Currency translation and other	407
Ending balance	$ 3,845