Consolidated Condensed Balance Sheets (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash	$ 4,273	$ 3,089
Receivables	45,611	40,429
Inventories:
Finished goods	11,984	9,800
Work in process	11,527	15,284
Raw materials	23,723	23,232
Total inventories	47,234	48,316
Prepaid expenses and other current assets	3,744	2,381
Deferred income taxes	3,410	3,122
Total current assets	104,272	97,337
Property, plant and equipment, at cost	142,837	143,954
Less accumulated depreciation	(75,827)	(77,866)
Net property, plant and equipment	67,010	66,088
Intangible assets, at cost less accumulated amortization	34,912	34,170
Other assets	6,814	7,449
Deferred income taxes	935	1,658
Goodwill	9,162	9,162
Total assets	223,105	215,864
Current liabilities:
Short-term debt	6,115	12,878
Payables	13,616	11,159
Accrued compensation and employee benefits	6,468	7,143
Warranty and after-sale costs	932	889
Income and other taxes	3,632	610
Total current liabilities	30,763	32,679
Other long-term liabilities	2,442	2,472
Accrued non-pension postretirement benefits	6,138	5,972
Other accrued employee benefits	5,512	6,358
Commitments and contingencies (Note 6)
Shareholders' equity:
Common stock	21,286	21,259
Capital in excess of par value	38,514	37,582
Reinvested earnings	163,005	156,101
Accumulated other comprehensive loss	(11,380)	(13,137)
Less: Employee benefit stock	(1,485)	(1,536)
Treasury stock, at cost	(31,690)	(31,886)
Total shareholders' equity	178,250	168,383
Total liabilities and shareholders' equity	$ 223,105	$ 215,864