Consolidated Condensed Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Current assets:
Cash	$ 10,366	$ 7,263
Receivables	58,012	50,133
Inventories:
Finished goods	19,503	17,704
Work in process	13,996	12,330
Raw materials	30,704	30,905
Total inventories	64,203	60,939
Prepaid expenses and other current assets	4,373	3,994
Deferred income taxes	4,919	4,834
Total current assets	141,873	127,163
Property, plant and equipment, at cost	171,432	164,138
Less accumulated depreciation	(93,712)	(87,722)
Net property, plant and equipment	77,720	76,416
Intangible assets, at cost less accumulated amortization	53,401	57,317
Prepaid pension	4,959	4,312
Other assets	8,019	6,155
Goodwill	44,695	44,695
Total assets	330,667	316,058
Current liabilities:
Short-term debt	61,664	70,045
Payables	18,712	18,554
Accrued compensation and employee benefits	10,776	7,337
Warranty and after-sale costs	1,140	882
Income and other taxes	2,858	1,223
Total current liabilities	95,150	98,041
Other long-term liabilities	1,343	1,324
Deferred income taxes	9,730	9,790
Accrued non-pension postretirement benefits	5,923	5,934
Other accrued employee benefits	4,329	4,406
Commitments and contingencies (Note 6)
Shareholders’ equity:
Common stock	20,520	20,504
Capital in excess of par value	47,537	45,627
Reinvested earnings	186,099	170,318
Accumulated other comprehensive loss	(7,825)	(7,524)
Less: Employee benefit stock	(995)	(1,075)
Treasury stock, at cost	(31,144)	(31,287)
Total shareholders’ equity	214,192	196,563
Total liabilities and shareholders’ equity	$ 330,667	$ 316,058