REVENUE RECOGNITION - Revenue by Major Products (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenue from External Customer
Net sales	$ 2,276	$ 2,345	$ 8,361	$ 7,995
Timberlands
Revenue from External Customer
Net sales	441	423	1,421	1,207
Timberlands | Delivered logs
Revenue from External Customer
Net sales	405	392	1,311	1,116
Timberlands | Stumpage and pay-as-cut timber
Revenue from External Customer
Net sales	10	9	30	22
Timberlands | Recreational and other lease revenue
Revenue from External Customer
Net sales	18	16	51	48
Timberlands | Other
Revenue from External Customer
Net sales	8	6	29	21
Timberlands | West | Delivered logs
Revenue from External Customer
Net sales	224	226	791	649
Timberlands | South | Delivered logs
Revenue from External Customer
Net sales	166	153	480	429
Timberlands | North | Delivered logs
Revenue from External Customer
Net sales	15	13	40	38
Timberlands | Domestic grade sales | West | Delivered logs
Revenue from External Customer
Net sales	97	76	313	235
Timberlands | Export grade sales | West | Delivered logs
Revenue from External Customer
Net sales	127	150	478	414
Real Estate & ENR
Revenue from External Customer
Net sales	68	69	313	285
Real Estate & ENR | Real Estate
Revenue from External Customer
Net sales	30	45	217	212
Real Estate & ENR | Energy and natural resources
Revenue from External Customer
Net sales	38	24	96	73
Wood Products
Revenue from External Customer
Net sales	1,767	1,853	6,627	6,503
Wood Products | Structural lumber
Revenue from External Customer
Net sales	676	681	2,880	3,020
Wood Products | Oriented strand board
Revenue from External Customer
Net sales	287	470	1,348	1,513
Wood Products | Engineered solid section
Revenue from External Customer
Net sales	233	183	676	491
Wood Products | Engineered I-joists
Revenue from External Customer
Net sales	166	128	471	315
Wood Products | Softwood plywood
Revenue from External Customer
Net sales	47	45	158	170
Wood Products | Medium density fiberboard
Revenue from External Customer
Net sales	50	52	151	143
Wood Products | Complementary building products
Revenue from External Customer
Net sales	222	211	676	595
Wood Products | Other
Revenue from External Customer
Net sales	$ 86	$ 83	$ 267	$ 256