Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Current Assets
Cash and cash equivalents	$ 100,933	$ 113,572
Accounts receivable, net	79,518	70,584
Inventories, net	43,486	36,596
Other current assets	15,422	12,857
Total current assets	239,359	233,609
Property, plant and equipment, net	99,401	88,247
Other Assets
Prepaid pension asset	54,100	57,050
Goodwill	71,057	71,057
Other intangible assets, net	60,180	66,943
Deferred income taxes	22,201	20,694
Other assets	2,043	2,096
Total other assets	209,581	217,840
Total Assets	548,341	539,696
Current Liabilities
Accounts payable	51,975	49,201
Accrued payroll and benefits	14,671	11,867
Accrued expenses and other liabilities	37,347	41,344
Total current liabilities	103,993	102,412
Long-term debt	50,000	76,300
Long-term pension obligations	6,510	7,201
Deferred Tax Liabilities, Net, Noncurrent	3,990	3,802
Other long-term obligations	5,919	6,176
Total Liabilities	170,412	195,891
Shareholders' Equity
Common stock	306,697	304,777
Additional contributed capital	42,820	41,084
Retained earnings	478,847	420,160
Accumulated other comprehensive loss	(97,739)	(78,960)
Total shareholders' equity before treasury stock	730,625	687,061
Treasury stock	(352,696)	(343,256)
Total shareholders' equity	377,929	343,805
Total Liabilities and Shareholders' Equity	$ 548,341	$ 539,696