Discontinued Operations - Financial Results of EWP Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income from discontinued operations, net of income taxes	$ 0	$ 198	$ 71
Discontinued Operations, Held-for-sale | EWP Segment Assets
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales		455	638
Cost of sales		(355)	(531)
Gross profit		101	107
Selling, general, and administrative expenses		(10)	(18)
Other operating credits and charges, net		0	0
Income from operations of discontinued operations		91	90
Other non-operating items		0	5
Gain on disposal before income taxes		158	0
Income from discontinued operations before income taxes		249	95
Provision for income taxes		(51)	(24)
Income from discontinued operations, net of income taxes		198	71
Net cash provided by discontinued operating activities		16	71
Net cash provided by (used in) discontinued investing activities		$ 261	$ (6)