Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Operating activities:
Net earnings	$ 31,024	$ 27,753
Adjustments to reconcile net earnings to net cash provided by operations:
Depreciation	5,622	5,863
Amortization	7,833	8,088
Deferred income taxes	16	45
Noncurrent employee benefits	(64)	160
Stock-based compensation expense	1,466	947
Changes in:
Receivables	(12,028)	1,622
Inventories	(13,024)	(4,812)
Payables	20,128	5,366
Prepaid expenses and other assets	(8,153)	(1,259)
Other liabilities	(3,908)	1,296
Total adjustments	(2,112)	17,316
Net cash provided by operations	28,912	45,069
Investing activities:
Property, plant and equipment expenditures	(2,773)	(4,378)
Acquisitions, net of cash acquired		(44,506)
Net cash used for investing activities	(2,773)	(48,884)
Financing activities:
Dividends paid	(11,712)	(10,479)
Proceeds from exercise of stock options		352
Repurchase of treasury stock	(427)	(460)
Issuance of treasury stock		72
Net cash used for financing activities	(12,139)	(10,515)
Effect of foreign exchange rates on cash	(964)	(584)
(Decrease) Increase in cash and cash equivalents	13,036	(14,914)
Cash and cash equivalents - beginning of period	87,174	72,273
Cash and cash equivalents - end of period	$ 100,210	$ 57,359