Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 62,598	$ 45,518
Trade receivables, net	46,793	77,124
Other receivables	8,089	10,610
Inventories, net	127,055	85,630
Prepaid expenses and other current assets	8,824	8,688
Total current assets	253,359	227,570
Property, plant and equipment, net	172,417	163,567
Goodwill	41,684	43,912
Intangible assets, net	10,087	8,902
Deferred income taxes	31,809	38,424
Other non-current assets	3,500	4,697
Total assets	512,856	487,072
Current liabilities:
Accounts payable	42,090	43,670
Deferred revenue	25,218	14,095
Accrued expenses and other current liabilities	41,637	41,014
Total current liabilities	108,945	98,779
Long-term debt	60,000	60,000
Deferred income taxes	9,299	10,545
Accrued pension benefits	48,129	50,949
Other non-current liabilities	14,024	15,573
Total liabilities	240,397	235,846
Stockholders' equity:
Common stock, $.10 par value; authorized 100,000,000, issued 33,111,831 and 32,836,930 shares at respective dates	3,311	3,284
Additional paid-in capital	123,836	119,265
Retained earnings	216,137	188,481
Treasury stock, at cost, 1,738,624 and 1,738,624 shares at respective dates	(14,823)	(14,823)
Accumulated other comprehensive loss	(56,002)	(44,981)
Total stockholders' equity	272,459	251,226
Total liabilities and stockholders' equity	$ 512,856	$ 487,072