Selected Segment Data - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment Reporting Information [Line Items]
Net sales	$ 724	$ 724
Cost of sales	(526)	(511)
Selling, general, and administrative expenses	(75)	(69)
Depreciation and Amortization	35	31
Other charges	5	7
Adjusted EBITDA	162	182
Siding
Segment Reporting Information [Line Items]
Net sales	402	361
OSB
Segment Reporting Information [Line Items]
Net sales	267	313
LPSA
Segment Reporting Information [Line Items]
Net sales	52	47
Operating Segments
Segment Reporting Information [Line Items]
Net sales	722	721
Cost of sales	(524)	(508)
Selling, general, and administrative expenses	(64)	(56)
Depreciation and Amortization	35	31
Other charges	3	2
Adjusted EBITDA	172	190
Operating Segments | Siding
Segment Reporting Information [Line Items]
Net sales	402	361
Cost of sales	(276)	(254)
Selling, general, and administrative expenses	(42)	(36)
Depreciation and Amortization	20	18
Other charges	1	2
Adjusted EBITDA	106	90
Operating Segments | OSB
Segment Reporting Information [Line Items]
Net sales	267	313
Cost of sales	(211)	(219)
Selling, general, and administrative expenses	(16)	(16)
Depreciation and Amortization	13	11
Other charges	1	1
Adjusted EBITDA	54	90
Operating Segments | LPSA
Segment Reporting Information [Line Items]
Net sales	52	47
Cost of sales	(37)	(35)
Selling, general, and administrative expenses	(6)	(5)
Depreciation and Amortization	2	2
Other charges	1	0
Adjusted EBITDA	12	10
Other
Segment Reporting Information [Line Items]
Net sales	2	3
Cost of sales	(3)	(3)
Selling, general, and administrative expenses	(11)	(13)
Depreciation and Amortization	0	0
Other charges	2	5
Adjusted EBITDA	$ (10)	$ (8)