REVENUE RECOGNITION - Revenue by Major Products (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenue from External Customer
Net sales	$ 1,939	$ 1,997	$ 3,735	$ 3,878
Timberlands
Revenue from External Customer
Net sales	409	417	796	879
Timberlands | Delivered logs
Revenue from External Customer
Net sales	367	375	707	789
Timberlands | Stumpage and pay-as-cut timber
Revenue from External Customer
Net sales	13	15	24	31
Timberlands | Recreational and other lease revenue
Revenue from External Customer
Net sales	19	17	38	35
Timberlands | Other
Revenue from External Customer
Net sales	10	10	27	24
Timberlands | West | Delivered logs
Revenue from External Customer
Net sales	205	206	381	435
Timberlands | South | Delivered logs
Revenue from External Customer
Net sales	153	162	304	330
Timberlands | North | Delivered logs
Revenue from External Customer
Net sales	9	7	22	24
Timberlands | Domestic grade sales | West | Delivered logs
Revenue from External Customer
Net sales	97	101	191	194
Timberlands | Export grade sales | West | Delivered logs
Revenue from External Customer
Net sales	108	105	190	241
Real Estate & ENR
Revenue from External Customer
Net sales	109	80	216	181
Real Estate & ENR | Real Estate
Revenue from External Customer
Net sales	78	47	161	119
Real Estate & ENR | Energy and natural resources
Revenue from External Customer
Net sales	31	33	55	62
Wood Products
Revenue from External Customer
Net sales	1,421	1,500	2,723	2,818
Wood Products | Structural lumber
Revenue from External Customer
Net sales	499	573	963	1,088
Wood Products | Oriented strand board
Revenue from External Customer
Net sales	288	215	543	423
Wood Products | Engineered solid section
Revenue from External Customer
Net sales	191	215	368	384
Wood Products | Engineered I-joists
Revenue from External Customer
Net sales	107	126	206	213
Wood Products | Softwood plywood
Revenue from External Customer
Net sales	42	44	83	85
Wood Products | Medium density fiberboard
Revenue from External Customer
Net sales	42	42	81	80
Wood Products | Complementary building products
Revenue from External Customer
Net sales	176	204	317	367
Wood Products | Other
Revenue from External Customer
Net sales	$ 76	$ 81	$ 162	$ 178