Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2021

Accounting Policies [Abstract]

Inventories [Table Text Block]

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

	March 31, 2021		December 31, 2020
	(thousands)
Finished goods and work in process	$	533,772	$	431,663
Logs	40,872		35,622
Other raw materials and supplies	37,056		36,195
	$	611,700	$	503,480

Property and Equipment [Table Text Block]

Property and equipment consisted of the following asset classes:

	March 31, 2021		December 31, 2020
	(thousands)
Land	$	47,099	$	47,099
Buildings	152,076		151,718
Improvements	64,310		64,178
Mobile equipment, information technology, and office furniture	178,102		178,271
Machinery and equipment	686,442		687,768
Construction in progress	48,917		40,606
	1,176,946		1,169,640
Less accumulated depreciation	(720,879)		(708,184)
	$	456,067	$	461,456