XML 51 R41.htm IDEA: XBRL DOCUMENT
v2.3.0.15

Basis For Presentation (Details) (Maximum [Member]) | 9 Months Ended
--- | ---
Sep. 30, 2011
Maximum [Member] |
Percentage Used To Determine Noncontrolling Interest Presentation | 1.00

X
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Namespace Prefix: | lpx
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration