CONDENSED CONSOLIDATED AND COMBINED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Statement of Cash Flows [Abstract]
Net income	$ 99	$ 221
Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract]
Depreciation, amortization and cost of timber harvested	134	115
Deferred income tax provision (benefit), net	(10)	(4)
Stock-based compensation	17	17
Changes in operating assets and liabilities and other:
Accounts and notes receivable	69	(28)
Inventories	(34)	(21)
Accounts payable and accrued liabilities	(63)	16
Other	(38)	(11)
CASH PROVIDED BY OPERATING ACTIVITIES	174	305
INVESTMENT ACTIVITIES
Invested in capital projects	(168)	(157)
CASH USED FOR INVESTMENT ACTIVITIES	(168)	(157)
FINANCING ACTIVITIES
Dividends paid	(55)	(43)
Issuance of debt	67	250
Reduction of debt	(65)	(285)
Repurchases of common stock	(82)	(30)
Other	7	(6)
CASH USED FOR FINANCING ACTIVITIES	(128)	(114)
Effect of Exchange Rate Changes on Cash	11	(6)
Change in Cash, Temporary Investments and Restricted Cash	(111)	28
Beginning of the period	205	280
End of the period	$ 94	$ 308