Selected Segment Data (Tables)

9 Months Ended

Sep. 30, 2015

Segment Reporting [Abstract]

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

	Quarter Ended September 30,						Nine Months Ended September 30,
Dollar amounts in millions	2015			2014			2015			2014
Net sales:
OSB	$	200.0		$	233.4		$	601.2		$	652.0
Siding	157.8			163.2			495.2			476.4
EWP	74.4			77.3			211.2			215.4
South America	26.8			36.0			101.4			114.5
Other	6.8			8.3			21.5			24.9
Intersegment Sales	(0.9		)	(0.1		)	(0.9		)	(1.9		)
	$	464.9		$	518.1		$	1,429.6		$	1,481.3
Operating profit (loss):
OSB	$	(11.1	)	$	(16.4	)	$	(57.6	)	$	(23.8	)
Siding	17.2			20.8			79.3			65.9
EWP	(0.9		)	(0.1		)	(7.3		)	(8.5		)
South America	2.4			0.3			6.8			8.5
Other	(0.6		)	(2.4		)	(2.5		)	(4.1		)
Other operating charges and credits, net	(1.0		)	(0.5		)	(12.6		)	(1.1		)
Gain (loss) on sale or impairment of long-lived assets	(0.9		)	3.6			(1.5		)	4.1
General corporate and other expenses, net	(20.5		)	(18.5		)	(65.2		)	(66.5		)
Other non-operating income (expense)	(3.7		)	(1.3		)	(5.5		)	(1.8		)
Interest income	0.5			0.9			2.9			4.4
Interest expense, net of capitalized interest	(8.4		)	(8.3		)	(23.1		)	(23.4		)
Loss from operations before taxes	(27.0		)	(21.9		)	(86.3		)	(46.3		)
Benefit for income taxes	(2.4		)	(3.6		)	(7.7		)	(15.9		)
Loss from continuing operations	$	(24.6	)	$	(18.3	)	$	(78.6	)	$	(30.4	)