Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2018

Accounting Policies [Abstract]

Inventories [Table Text Block]

Inventories included the following (work in process is not material):

	September 30, 2018 (a)		December 31, 2017
	(thousands)
Finished goods and work in process	$	473,584	$	377,266
Logs	46,307		57,229
Other raw materials and supplies	39,552		42,178
	$	559,443	$	476,673

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(a) As of September 30, 2018, certain inventories have been classified as assets held for sale and excluded from these inventory balances. For more information, see Note 6, Assets Held for Sale.

Property and Equipment [Table Text Block]

Property and equipment consisted of the following asset classes:

	September 30, 2018 (a)			December 31, 2017
	(thousands)
Land	$	39,307		$	38,606
Buildings (b)	159,844			144,404
Improvements	58,720			55,267
Mobile equipment, information technology, and office furniture	151,939			138,245
Machinery and equipment	641,513			659,708
Construction in progress	25,018			23,303
	1,076,341			1,059,533
Less accumulated depreciation	(523,675		)	(493,741		)
	$	552,666		$	565,792

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(a) As of September 30, 2018, certain property and equipment have been classified as assets held for sale and excluded from these property and equipment balances. For more information, see Note 6, Assets Held for Sale.

(b) Capital lease assets are included in the 'Buildings' asset class.