GOODWILL AND OTHER INTANGIBLES Identifiable Intangible Assets (Details) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 761	$ 764
Accumulated Amortization	471	447
Net Intangible Assets	290	317
Customer relationships and lists
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	552	542
Accumulated Amortization	314	294
Net Intangible Assets	238	248
Tradenames, patents and trademarks, and developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	170	170
Accumulated Amortization	128	117
Net Intangible Assets	42	53
Land and water rights
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	8	8
Accumulated Amortization	2	2
Net Intangible Assets	6	6
Software
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	17	25
Accumulated Amortization	17	24
Net Intangible Assets	0	1
Other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	14	19
Accumulated Amortization	10	10
Net Intangible Assets	$ 4	$ 9