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Gain (loss) on sales or impairment of long lived assets | 12 Months Ended
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Dec. 31, 2016
GAIN (LOSS) ON SALE OF AND IMPAIRMENT OF LONG-LIVED ASSETS, NET [Abstract] |
Details of Impairment of Long-Lived Assets Held and Used by Asset [Table Text Block] | LOSS) ON SALE OR IMPAIRMENT OF LONG-LIVED ASSETS The major components of “Gain (Loss) on sale or impairment of long-lived assets” in the Consolidated Statements of Income for the years ended December 31 are reflected in the table below and are described in the paragraphs following the table:
Dollar amounts in millions | Year ended December 31,
2016 |  | 2015 |  | 2014
Impairment charges on long-lived assets | $ | (0.8 | ) |  | $ | (1.5 | ) |  | $ | — |
Gain (loss) on sale or other disposition of other long-lived assets | 9.2 |  |  | (0.6 | ) |  | 3.1 |
| $ | 8.4 |  |  | $ | (2.1 | ) |  | $ | 3.1 |
2016 During 2016, LP recorded a net gain on sale of long-lived assets of $8.4 million. This net gain includes the following items:
• | a loss of $0.8 million related to the impairment on certain manufacturing assets associated with various OSB mills;
• | a gain of $10.6 million related to the exchange of an idled OSB mill; and
• | a loss of $1.4 million related to the disposal of various assets no longer used.
2015 During 2015, LP recorded a net loss on sale of long-lived assets of $2.1 million. This net loss includes the following items:
• | a loss of $1.2 million related to the impairment on certain manufacturing assets associated with various OSB mills;
• | a loss of $0.3 million related to the write-off of certain logging roads associated to the Chambord timber license (see Note 16 for further discussion); and
• | a loss of $0.6 million related to the disposal of various assets no longer used.
2014 During 2014, LP recorded a net gain on sale of long-lived assets of $3.1 million. This net gain includes the following items:
• | a gain of $3.7 million related to the sale of the Athens Georgia facility; and
• | a loss of $0.6 million associated with the retirement of environmental equipment.

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- Definition GAIN (LOSS) ON SALE OF AND IMPAIRMENT OF LONG-LIVED ASSETS, NET [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure for impairment of long-lived assets held and used by an entity which includes a description of the impaired long-lived asset and facts and circumstances leading to the impairment, aggregate amount of the impairment loss and where the loss is located in the income statement, method(s) for determining fair value, and the segment in which the impaired long-lived asset is reported. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64862545&loc=d3e2921-110230 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.CC) -URI http://asc.fasb.org/extlink&oid=27011434&loc=d3e125687-122742 + Details
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