Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating activities:
Net earnings	$ 41,908	$ 31,024
Adjustments to reconcile net earnings to net cash provided by operations:
Depreciation	5,438	5,622
Amortization	8,416	7,833
Deferred income taxes	(376)	16
Noncurrent employee benefits	(222)	(64)
Stock-based compensation expense	2,607	1,466
Changes in:
Receivables	(6,503)	(12,028)
Inventories	(23,753)	(13,024)
Payables	8,104	20,128
Prepaid expenses and other assets	(4,980)	(8,153)
Other liabilities	10,100	(3,908)
Total adjustments	(1,169)	(2,112)
Net cash provided by operations	40,739	28,912
Investing activities:
Property, plant and equipment expenditures	(6,935)	(2,773)
Acquisitions, net of cash acquired	(17,127)
Net cash used for investing activities	(24,062)	(2,773)
Financing activities:
Dividends paid	(13,217)	(11,712)
Proceeds from exercise of stock options	58
Repurchase of treasury stock		(427)
Net cash used for financing activities	(13,159)	(12,139)
Effect of foreign exchange rates on cash	235	(964)
Increase in cash and cash equivalents	3,753	13,036
Cash and cash equivalents - beginning of period	138,052	87,174
Cash and cash equivalents - end of period	$ 141,805	$ 100,210