BUSINESS SEGMENTS - Total Assets (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 17,340	$ 17,652
Operating segments | Timberlands and Real Estate & ENR
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	12,682	12,737
Operating segments | Wood Products
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	2,933	2,891
Unallocated Items
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 1,725	$ 2,024