REVENUE RECOGNITION - Revenue by Major Products (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Revenue from External Customer
Net sales	$ 1,763	$ 1,796
Timberlands
Revenue from External Customer
Net sales	382	387
Timberlands | Delivered logs
Revenue from External Customer
Net sales	335	340
Timberlands | Stumpage and pay-as-cut timber
Revenue from External Customer
Net sales	10	11
Timberlands | Recreational and other lease revenue
Revenue from External Customer
Net sales	19	19
Timberlands | Other
Revenue from External Customer
Net sales	18	17
Timberlands | West | Delivered logs
Revenue from External Customer
Net sales	169	176
Timberlands | South | Delivered logs
Revenue from External Customer
Net sales	152	151
Timberlands | North | Delivered logs
Revenue from External Customer
Net sales	14	13
Timberlands | Domestic grade sales | West | Delivered logs
Revenue from External Customer
Net sales	98	94
Timberlands | Export grade sales | West | Delivered logs
Revenue from External Customer
Net sales	71	82
Real Estate & ENR
Revenue from External Customer
Net sales	94	107
Real Estate & ENR | Real Estate
Revenue from External Customer
Net sales	69	83
Real Estate & ENR | Energy and natural resources
Revenue from External Customer
Net sales	25	24
Wood Products
Revenue from External Customer
Net sales	1,287	1,302
Wood Products | Structural lumber
Revenue from External Customer
Net sales	527	464
Wood Products | Oriented strand board
Revenue from External Customer
Net sales	228	255
Wood Products | Engineered solid section
Revenue from External Customer
Net sales	161	177
Wood Products | Engineered I-joists
Revenue from External Customer
Net sales	88	99
Wood Products | Softwood plywood
Revenue from External Customer
Net sales	40	41
Wood Products | Medium density fiberboard
Revenue from External Customer
Net sales	32	39
Wood Products | Complementary building products
Revenue from External Customer
Net sales	125	141
Wood Products | Other
Revenue from External Customer
Net sales	$ 86	$ 86