Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Operating activities:
Net earnings	$ 16,551	$ 27,338
Adjustments to reconcile net earnings to net cash provided by operations:
Depreciation	8,796	9,079
Amortization	9,675	9,089
Deferred income taxes	132	(188)
Noncurrent employee benefits	261	(606)
Pension termination settlement charges	19,900	0
Contributions to pension plan	(2,860)	(825)
Stock-based compensation expense	3,374	1,191
Changes in:
Receivables	(11,462)	(8,041)
Inventories	1,409	1,929
Prepaid expenses and other assets	(5,573)	(4,580)
Liabilities other than debt	(320)	11,543
Total adjustments	23,332	18,591
Net cash provided by operations	39,883	45,929
Investing activities:
Property, plant and equipment expenditures	(7,219)	(11,554)
Acquisitions, net of cash acquired and future payments	(8,048)	(18,376)
Net cash used for investing activities	(15,267)	(29,930)
Financing activities:
Net (decrease) increase in short-term debt	(8,433)	1,411
Payment of contingent acquisition consideration	(2,034)	0
Dividends paid	(11,895)	(10,444)
Proceeds from exercise of stock options	933	1,167
Repurchase of treasury stock	(4,451)	(3,677)
Issuance of treasury stock	529	594
Net cash used for financing activities	(25,351)	(10,949)
Effect of foreign exchange rates on cash	200	1,006
(Decrease) increase in cash	(535)	6,056
Cash – beginning of period	11,164	7,338
Cash – end of period	$ 10,629	$ 13,394