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Contingencies (Tables) | 12 Months Ended
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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 |

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