Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation of Revenue [Line Items]
Net sales	$ 728	$ 852	$ 1,923	$ 3,149
Siding [Member]
Disaggregation of Revenue [Line Items]
Net sales	345	394	996	1,083
OSB [Member]
Disaggregation of Revenue [Line Items]
Net sales	335	388	754	1,805
Other [Member]
Disaggregation of Revenue [Line Items]
Net sales	4	17	21	72
South America
Disaggregation of Revenue [Line Items]
Net sales	45	53	153	190
Intersegment
Disaggregation of Revenue [Line Items]
Net sales	0	(1)	0	2
Value-add [Member]
Disaggregation of Revenue [Line Items]
Net sales	560	650	1,552	2,262
Value-add [Member] | Siding [Member]
Disaggregation of Revenue [Line Items]
Net sales	342	393	989	1,079
Value-add [Member] | OSB [Member]
Disaggregation of Revenue [Line Items]
Net sales	174	205	412	995
Value-add [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Value-add [Member] | South America
Disaggregation of Revenue [Line Items]
Net sales	44	53	151	190
Value-add [Member] | Intersegment
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	2
Value-add [Member] | SmartSide siding [Member]
Disaggregation of Revenue [Line Items]
Net sales	347	399	1,008	1,097
Value-add [Member] | SmartSide siding [Member] | Siding [Member]
Disaggregation of Revenue [Line Items]
Net sales	342	393	989	1,079
Value-add [Member] | SmartSide siding [Member] | OSB [Member]
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Value-add [Member] | SmartSide siding [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Value-add [Member] | SmartSide siding [Member] | South America
Disaggregation of Revenue [Line Items]
Net sales	5	6	19	18
Value-add [Member] | SmartSide siding [Member] | Intersegment
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Value-add [Member] | OSB -Structural Solutions [Member]
Disaggregation of Revenue [Line Items]
Net sales	213	251	544	1,165
Value-add [Member] | OSB -Structural Solutions [Member] | Siding [Member]
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Value-add [Member] | OSB -Structural Solutions [Member] | OSB [Member]
Disaggregation of Revenue [Line Items]
Net sales	174	205	412	995
Value-add [Member] | OSB -Structural Solutions [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Value-add [Member] | OSB -Structural Solutions [Member] | South America
Disaggregation of Revenue [Line Items]
Net sales	40	47	132	172
Value-add [Member] | OSB -Structural Solutions [Member] | Intersegment
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	2
Commodity | OSB - commodity [Member]
Disaggregation of Revenue [Line Items]
Net sales	157	180	332	801
Commodity | OSB - commodity [Member] | Siding [Member]
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Commodity | OSB - commodity [Member] | OSB [Member]
Disaggregation of Revenue [Line Items]
Net sales	157	180	332	801
Commodity | OSB - commodity [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Commodity | OSB - commodity [Member] | South America
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	0
Commodity | OSB - commodity [Member] | Intersegment
Disaggregation of Revenue [Line Items]
Net sales	0	0	0	1
Other Product Types | Other [Member]
Disaggregation of Revenue [Line Items]
Net sales	11	22	39	86
Other Product Types | Other [Member] | Siding [Member]
Disaggregation of Revenue [Line Items]
Net sales	2	1	7	4
Other Product Types | Other [Member] | OSB [Member]
Disaggregation of Revenue [Line Items]
Net sales	5	3	9	9
Other Product Types | Other [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Net sales	4	17	21	72
Other Product Types | Other [Member] | South America
Disaggregation of Revenue [Line Items]
Net sales	0	0	2	0
Other Product Types | Other [Member] | Intersegment
Disaggregation of Revenue [Line Items]
Net sales	$ 0	$ 0	$ 0	$ 0