REVENUE RECOGNITION (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Revenue from External Customer [Line Items]
NET SALES	$ 977	$ 778
Contract liabilities	11		$ 17
Europe
Revenue from External Customer [Line Items]
NET SALES	273	244
Latin America
Revenue from External Customer [Line Items]
NET SALES	196	156
North America
Revenue from External Customer [Line Items]
NET SALES	508	378
Uncoated Papers | Europe
Revenue from External Customer [Line Items]
NET SALES	207	180
Uncoated Papers | Latin America
Revenue from External Customer [Line Items]
NET SALES	196	143
Uncoated Papers | North America
Revenue from External Customer [Line Items]
NET SALES	486	362
Coated Paperboard / Other | Europe
Revenue from External Customer [Line Items]
NET SALES	26	25
Market Pulp | Europe
Revenue from External Customer [Line Items]
NET SALES	40	39
Market Pulp | Latin America
Revenue from External Customer [Line Items]
NET SALES	0	13
Market Pulp | North America
Revenue from External Customer [Line Items]
NET SALES	$ 22	$ 16