Consolidated Condensed Balance Sheets (USD $) In Thousands, except Per Share data, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash	$ 6,406	$ 16,985
Short-term investments	44,045	63,077
Receivables, net	19,471	10,668
Inventories	31,707	28,928
Deferred tax assets	10,507	10,507
Other assets	8,121	7,932
Total current assets	120,257	138,097
Property, plant and equipment, net	59,803	58,050
Timber and timberlands, net	462,643	464,467
Deferred tax assets	40,860	43,292
Other assets	13,542	14,991
Total assets	697,105	718,897
Current liabilities:
Current installments on long-term debt	0	8,413
Accounts payable and accrued liabilities	58,572	55,174
Total current liabilities	58,572	63,587
Long-term debt	320,131	349,163
Liability for pensions and other postretirement employee benefits	141,739	145,047
Other long-term obligations	21,862	22,457
Stockholders’ equity	154,801	138,643
Total liabilities and stockholders' equity	697,105	718,897
Shares outstanding (in thousands)	40,528	40,389
Stockholders' equity per common share (in dollars per share)	$ 3.82	$ 3.43
Working capital	$ 61,685	$ 74,510
Current ratio	2.1	2.2