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Segment Information Identifiable assets (Details) - USD ($) $ in Millions | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Assets | $ 2,031.2 | $ 2,176.3
OSB |  |
Assets | 555.0 | 596.9
Siding |  |
Assets | 344.1 | 316.3
Engineered Wood Products |  |
Assets | 115.6 | 119.6
South America |  |
Assets | 85.5 | 92.7
Other |  |
Assets | 75.9 | 40.4
Unallocated Amount to Segment |  |
Assets | $ 855.1 | $ 1,010.4

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