BUSINESS SEGMENTS - Additional Financial Information (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Segment Reporting [Line Items]
Depreciation, depletion and amortization	$ 132	$ 130	$ 383	$ 380
Capital expenditures	137	125	388	325
Operating segments \| Timberlands
Segment Reporting [Line Items]
Depreciation, depletion and amortization	66	68	193	197
Capital expenditures	24	37	91	82
Operating segments \| Strategic Land Solutions
Segment Reporting [Line Items]
Depreciation, depletion and amortization	3	3	8	9
Capital expenditures	0	0	0	0
Operating segments \| Wood Products
Segment Reporting [Line Items]
Depreciation, depletion and amortization	58	56	173	166
Capital expenditures	113	88	297	243
Unallocated Items
Segment Reporting [Line Items]
Depreciation, depletion and amortization	5	3	9	8
Capital expenditures	$ 0	$ 0	$ 0	$ 0

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details