Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Operating activities:
Net earnings	$ 12,128	$ 13,446
Adjustments to reconcile net earnings to net cash provided by (used for) operations:
Depreciation	5,188	4,850
Amortization	4,978	2,548
Deferred income taxes	0	(89)
Noncurrent employee benefits	276	(138)
Stock-based compensation expense	781	676
Changes in:
Receivables	(8,498)	(10,955)
Inventories	(359)	(2,258)
Prepaid expenses and other current assets	(1,003)	(48)
Liabilities other than debt	5,693	3,964
Total adjustments	7,056	(1,450)
Net cash provided by operations	19,184	11,996
Investing activities:
Property, plant and equipment expenditures	(7,604)	(5,645)
Acquisitions, net of cash acquired and future payments	0	(1,500)
Net cash used for investing activities	(7,604)	(7,145)
Financing activities:
Net decrease in short-term debt	(2,472)	(1,354)
Dividends paid	(5,478)	(5,168)
Proceeds from exercise of stock options	1,270	550
Tax benefit on stock options	319	150
Issuance of treasury stock	457	384
Net cash used for financing activities	(5,904)	(5,438)
Effect of foreign exchange rates on cash	344	82
Increase (decrease) in cash	6,020	(505)
Cash - beginning of period	6,656	7,263
Cash - end of period	$ 12,676	$ 6,758