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Other Operating Credits and Charges, Net	3 Months Ended
Other Operating Credits and Charges, Net	Mar. 31, 2018
Other Operating Credits And Charges, Net [Abstract]
Other Operating Credits and Charges Net [Table Text Block]	OTHER OPERATING CREDITS AND CHARGES During the first quarter of 2018, we recorded a gain of $0.4 million related to a previously-settled claim associated with our hardboard siding. During the first quarter of 2017, we recorded an expense of $3.4 million related to an increase in product-related warranty reserves associated with CanExel products sold in specific geographic locations and for a specific time period.