Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Operating activities:
Net earnings	$ 7,990	$ 4,227
Adjustments to reconcile net earnings to net cash provided by (used for) operations:
Depreciation	2,793	2,202
Amortization	2,706	2,446
Deferred income taxes	109	(135)
Noncurrent employee benefits	203	148
Stock-based compensation expense	362	371
Changes in:
Receivables	(2,311)	110
Inventories	2,684	(692)
Prepaid expenses and other current assets	469	405
Liabilities other than debt	3,146	(2,302)
Total adjustments	10,161	2,553
Net cash provided by operations	18,151	6,780
Investing activities:
Property, plant and equipment expenditures	(3,247)	(3,197)
Net cash used for investing activities	(3,247)	(3,197)
Financing activities:
Net (decrease) increase in short-term debt	(10,360)	578
Dividends paid	(2,892)	(2,733)
Proceeds from exercise of stock options	62	127
Tax benefit on stock options	0	49
Issuance of treasury stock	72	60
Net cash used for financing activities	(13,118)	(1,919)
Effect of foreign exchange rates on cash	(13)	53
Increase in cash	1,773	1,717
Cash - beginning of period	8,163	6,656
Cash - end of period	$ 9,936	$ 8,373

The aggregate amount of recurring noncash expense charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The sum of adjustments which are added to or deducted from net income or loss, including the portion attributable to noncontrolling interest, to reflect cash provided by or used in operating activities, in accordance with the indirect cash flow method.