Selected Segment Data (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Net sales	$ 2,310	$ 2,828	$ 2,734
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(10)	395	390
Net loss attributed to noncontrolling interest	5	0	0
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	0	4	1
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	(5)	399	391
Provision for income taxes	(13)	122	119
Depreciation and amortization	122	120	123
Total stock-based compensation expense (costs of sales, selling, general and administrative and other operating credits and charges, net)	9	8	10
Impairment of long-lived assets	92	11	9
Other operating credits and charges, net	1	(2)	3
Interest Expense, net	9	(2)	9
Other nonoperating items	(6)	4	14
Adjusted EBITDA	209	660	678
Depreciation and amortization	123	120	123
Capital Expenditures	163	214	149
Siding
Segment Reporting Information [Line Items]
Net sales	963	942	884
Adjusted EBITDA	177	202	192
Depreciation and amortization	37	32	31
Capital Expenditures	88	117	63
OSB
Segment Reporting Information [Line Items]
Net sales	777	1,305	1,303
Adjusted EBITDA	10	425	459
Depreciation and amortization	59	58	62
Capital Expenditures	46	55	58
EWP
Segment Reporting Information [Line Items]
Net sales	396	409	384
Adjusted EBITDA	26	26	23
Depreciation and amortization	16	16	18
Capital Expenditures	6	10	6
South America
Segment Reporting Information [Line Items]
Net sales	159	161	155
Adjusted EBITDA	34	40	33
Depreciation and amortization	9	9	9
Capital Expenditures	7	28	18
Other
Segment Reporting Information [Line Items]
Net sales	20	11	12
Adjusted EBITDA	(11)	(8)	(6)
Depreciation and amortization	2	1	1
Capital Expenditures	12	1	1
Corporate Segment
Segment Reporting Information [Line Items]
Adjusted EBITDA	(27)	(25)	(23)
Unallocated Amount to Segment
Segment Reporting Information [Line Items]
Depreciation and amortization	0	3	2
Capital Expenditures	4	3	3
Intersegment sales
Segment Reporting Information [Line Items]
Net sales	$ (5)	$ 0	$ (4)