CONDENSED CONSOLIDATED AND COMBINED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Income Statement [Abstract]
NET SALES	$ 755	$ 821
COSTS AND EXPENSES
Cost of products sold (exclusive of depreciation, amortization and cost of timber harvested shown separately below)	630	662
Selling and administrative expenses	73	73
Depreciation, amortization and cost of timber harvested	41	40
Taxes other than payroll and income taxes	8	4
Interest expense, net	9	9
INCOME (LOSS) BEFORE INCOME TAXES	(6)	33
Income tax provision (benefit)	(3)	6
NET INCOME (LOSS)	$ (3)	$ 27
Earnings Per Share, Basic [Abstract]
Net earnings (loss), basic (in dollars per share)	$ (0.08)	$ 0.66
Net earnings (loss), diluted (in dollars per share)	$ (0.08)	$ 0.65