Condensed Consolidated Balance Sheets - Unaudited - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Current Assets
Cash and cash equivalents	$ 102,861	$ 113,572
Accounts receivable, net	75,597	70,584
Inventories, net	41,671	36,596
Other current assets	11,931	12,857
Total current assets	232,060	233,609
Property, plant and equipment, net	93,630	88,247
Other Assets
Prepaid pension asset	59,938	57,050
Goodwill	71,057	71,057
Other intangible assets, net	63,557	66,943
Deferred income taxes	20,188	20,694
Other	2,123	2,096
Total other assets	216,863	217,840
Total Assets	542,553	539,696
Current Liabilities
Accounts payable	51,652	49,201
Accrued payroll and benefits	9,689	11,867
Accrued liabilities	43,805	41,344
Total current liabilities	105,146	102,412
Long-term debt	57,000	76,300
Long-term pension obligations	6,998	7,201
Deferred Tax Liabilities, Net, Noncurrent	3,572	3,802
Other long-term obligations	6,077	6,176
Total Liabilities	178,793	195,891
Shareholders’ Equity
Common stock	306,570	304,777
Additional contributed capital	40,034	41,084
Retained earnings	436,274	420,160
Accumulated other comprehensive loss	(75,862)	(78,960)
Total shareholders’ equity before treasury stock	707,016	687,061
Treasury stock	(343,256)	(343,256)
Total shareholders’ equity	363,760	343,805
Total Liabilities and Shareholders’ Equity	$ 542,553	$ 539,696