REVENUE RECOGNITION - Revenue by Major Products (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenue from External Customer
Net sales	$ 7,674	$ 10,184	$ 10,201
Timberlands
Revenue from External Customer
Net sales	1,654	1,858	1,636
Timberlands | Delivered logs
Revenue from External Customer
Net sales	1,485	1,705	1,510
Timberlands | Stumpage and pay-as-cut timber
Revenue from External Customer
Net sales	56	46	31
Timberlands | Recreational and other lease revenue
Revenue from External Customer
Net sales	74	68	65
Timberlands | Other
Revenue from External Customer
Net sales	39	39	30
Timberlands | West | Delivered logs
Revenue from External Customer
Net sales	794	1,004	869
Timberlands | South | Delivered logs
Revenue from External Customer
Net sales	643	645	589
Timberlands | North | Delivered logs
Revenue from External Customer
Net sales	48	56	52
Timberlands | Domestic grade sales | West | Delivered logs
Revenue from External Customer
Net sales	377	414	308
Timberlands | Export grade sales | West | Delivered logs
Revenue from External Customer
Net sales	417	590	561
Real Estate & ENR
Revenue from External Customer
Net sales	363	368	344
Real Estate & ENR | Real Estate
Revenue from External Customer
Net sales	237	235	246
Real Estate & ENR | Energy and natural resources
Revenue from External Customer
Net sales	126	133	98
Wood Products
Revenue from External Customer
Net sales	5,657	7,958	8,221
Wood Products | Structural lumber
Revenue from External Customer
Net sales	2,123	3,374	3,721
Wood Products | Oriented strand board
Revenue from External Customer
Net sales	944	1,578	1,840
Wood Products | Engineered solid section
Revenue from External Customer
Net sales	783	862	679
Wood Products | Engineered I-joists
Revenue from External Customer
Net sales	447	573	447
Wood Products | Softwood plywood
Revenue from External Customer
Net sales	166	193	210
Wood Products | Medium density fiberboard
Revenue from External Customer
Net sales	155	192	186
Wood Products | Complementary building products
Revenue from External Customer
Net sales	704	840	790
Wood Products | Other
Revenue from External Customer
Net sales	$ 335	$ 346	$ 348