Contingencies (Tables)

12 Months Ended

Dec. 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Schedule of Loss Contingencies by Contingency [Table Text Block]

LP maintains reserves for various contingent liabilities as follows:

	December 31,
Dollar amounts in millions	2016			2015
Environmental reserves	$	15.9		$	16.6
Other reserves	0.2			0.2
Total contingencies	16.1			16.8
Current portion	(3.4		)	(1.3		)
Long-term portion	$	12.7		$	15.5

Schedule of Environmental Loss Contingencies by Site [Table Text Block]

The activity in LP’s reserve for estimated environmental loss contingency reserves for the last three years is summarized in the following table.

	Year ended December 31,
Dollar amounts in millions	2016			2015			2014
Beginning balance	$	16.6		$	13.6		$	14.9
Adjusted to expense (income) during the year	0.7			0.5			1.3
Adjusted to expense (income) through other operating credits and charges, net	—			3.2			0.5
Payments made	(1.4		)	(0.7		)	(3.1		)
Ending balance	$	15.9		$	16.6		$	13.6