Selected Segment Data (Tables)

3 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Quarter Ended
	March 31,
	2019			2018
Net sales
Siding	$	236		$	227
OSB	208			313
EWP	90			106
South America	45			42
Other	4			3
Intersegment sales	(2		)	—
	$	582		$	691
Operating profit (loss):
Siding	$	33		$	36
OSB	(8		)	89
EWP	3			—
South America	8			9
Other	(4		)	(2		)
Other operating credits and charges, net	(2		)	—
Gain (loss) on sale or impairment of long-lived assets, net	(1		)	1
General corporate and other expenses, net	(8		)	(6		)
Interest expense, net of capitalized interest	(4		)	(4		)
Investment income	5			3
Other non-operating items	11			(1		)
Income from continuing operations before taxes	34			125
Provision for income taxes	7			30
Income from continuing operations	$	26		$	95