CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 82,715	$ 75,909
Accounts receivable, less allowances (2016 - $1,070; 2015 - $1,251)	92,905	82,149
Inventories	47,057	46,530
Taxes receivable	3,152	4,194
Prepaid expenses	2,613	3,009
Other current assets	2,855	7,512
Total current assets	231,297	219,303
Property, plant and equipment, at cost	315,308	302,618
Accumulated depreciation	(197,094)	(188,185)
Net, property, plant and equipment	118,214	114,433
Goodwill	16,929	16,841
Other intangible assets, net	5,063	5,399
Other assets, net	1,920	2,284
Total assets	373,423	358,260
Current liabilities:
Current portion of long-term debt	55	323
Accounts payable	47,141	42,470
Accrued payroll and other compensation	13,130	10,210
Accrued taxes	1,601	1,200
Other accrued liabilities	8,468	6,797
Total current liabilities	70,395	61,000
Long-term debt	10,135	20,156
Deferred tax liabilities	10,059
Deferred tax liabilities		14,997
Benefit plan liabilities	14,196	14,222
Other long-term liabilities	2,699	2,660
Commitments and Contingencies
Stockholders’ equity:
Preferred stock	0	0
Common stock	248	247
Capital in excess of par value	79,280	76,746
Retained earnings	308,261	288,358
Accumulated other comprehensive loss	(35,568)	(34,585)
Treasury stock, at cost	(86,282)	(85,541)
Total stockholders’ equity	265,939	245,225
Total liabilities and stockholders’ equity	$ 373,423	$ 358,260