REVENUE RECOGNITION (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenue from External Customer [Line Items]
NET SALES	$ 897	$ 968	$ 2,757	$ 2,701
Contract liabilities	5		5
Europe
Revenue from External Customer [Line Items]
NET SALES	184	130	624	382
Latin America
Revenue from External Customer [Line Items]
NET SALES	237	249	678	673
North America
Revenue from External Customer [Line Items]
NET SALES	476	589	1,455	1,646
Uncoated Papers | Europe
Revenue from External Customer [Line Items]
NET SALES	162	103	558	305
Uncoated Papers | Latin America
Revenue from External Customer [Line Items]
NET SALES	225	235	626	631
Uncoated Papers | North America
Revenue from External Customer [Line Items]
NET SALES	464	569	1,413	1,582
Market Pulp | Europe
Revenue from External Customer [Line Items]
NET SALES	22	27	66	77
Market Pulp | Latin America
Revenue from External Customer [Line Items]
NET SALES	12	14	52	42
Market Pulp | North America
Revenue from External Customer [Line Items]
NET SALES	$ 12	$ 20	$ 42	$ 64