Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Assets
Cash and cash equivalents	$ 71,570	$ 99,837
Accounts receivable, net	167,733	163,760
Inventories	244,463	248,705
Prepaid expenses and other current assets	65,815	62,320
Total current assets	549,581	574,622
Plant, equipment and timberlands, net	662,808	697,608
Goodwill	74,878	84,137
Intangible assets	67,298	77,098
Other assets	132,692	128,039
Total assets	1,487,257	1,561,504
Liabilities and Shareholders' Equity
Current portion of long-term debt	6,885	5,734
Accounts payable	136,763	157,070
Dividends payable	5,219	4,775
Environmental liabilities	5,000	1,075
Other current liabilities	104,567	111,077
Total current liabilities	258,434	279,731
Long-term debt	379,757	398,878
Deferred income taxes	100,455	104,016
Other long-term liabilities	125,742	129,770
Total liabilities	864,388	912,395
Commitments and contingencies
Shareholders' equity
Common stock	544	544
Capital in excess of par value	51,983	54,342
Retained earnings	928,174	919,468
Accumulated other comprehensive loss	(190,155)	(154,870)
Shareholders' equity before treasury stock	790,546	819,484
Less cost of common stock in treasury	(167,677)	(170,375)
Total shareholders' equity	622,869	649,109
Total liabilities and shareholders' equity	$ 1,487,257	$ 1,561,504