Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Operating activities:
Net earnings	$ 27,753	$ 21,388
Adjustments to reconcile net earnings to net cash provided by operations:
Depreciation	5,863	5,978
Amortization	8,088	6,483
Deferred income taxes	45	392
Noncurrent employee benefits	160	457
Stock-based compensation expense	947	705
Changes in:
Receivables	1,622	6,638
Inventories	(4,812)	5,070
Payables	5,366	3,886
Prepaid expenses and other assets	(1,259)	(1,600)
Other liabilities	1,296	2,889
Total adjustments	17,316	30,898
Net cash provided by operations	45,069	52,286
Investing activities:
Property, plant and equipment expenditures	(4,378)	(3,579)
Acquisitions, net of cash acquired	(44,506)
Net cash used for investing activities	(48,884)	(3,579)
Financing activities:
Dividends paid	(10,479)	(9,878)
Proceeds from exercise of stock options	352	478
Repurchase of treasury stock	(460)	(2,873)
Issuance of treasury stock	72	93
Net cash used for financing activities	(10,515)	(12,180)
Effect of foreign exchange rates on cash	(584)	(197)
(Decrease) Increase in cash and cash equivalents	(14,914)	36,330
Cash and cash equivalents – beginning of period	72,273	48,871
Cash and cash equivalents – end of period	$ 57,359	$ 85,201