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CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net earnings (loss) $ 5,145 $ (7,721)
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities -    
Depreciation 1,246 1,493
Amortization 115 151
Bad debt expense 48 3,615
Deferred income taxes (112) 281
Net foreign currency transaction (gains) losses (127) 3
Share-based compensation expense 872 701
Pension expense 0 230
Increase in cash surrender value of life insurance (189) (115)
Changes in operating assets and liabilities, net of effects from acquisition -    
Accounts receivable (2,203) 21,200
Inventories 26,240 5,248
Prepaid expenses and other assets 49 2,770
Accounts payable (3,527) (7,347)
Accrued liabilities and other (955) (3,802)
Accrued income taxes 501 (4,063)
Net cash provided by operating activities 27,103 12,644
CASH FLOWS FROM INVESTING ACTIVITIES:    
Acquisition of business (2,612) 0
Proceeds from maturities of marketable securities 2,595 6,010
Purchases of investment securities (30,087) 0
Life insurance premiums paid (111) (155)
Purchases of property, plant and equipment (404) (2,695)
Net cash (used for) provided by investing activities (30,619) 3,160
CASH FLOWS FROM FINANCING ACTIVITIES:    
Cash dividends paid (4,602) (7,033)
Shares purchased and retired (1,535) (1,304)
Proceeds from bank borrowings 0 11,883
Repayments of bank borrowings 0 (18,932)
Net cash used for financing activities (6,137) (15,386)
Effect of exchange rate changes on cash and cash equivalents (68) (43)
Net (decrease) increase in cash and cash equivalents (9,721) 375
CASH AND CASH EQUIVALENTS at beginning of period 32,476 9,799
CASH AND CASH EQUIVALENTS at end of period 22,755 10,174
SUPPLEMENTAL CASH FLOW INFORMATION:    
Income taxes paid, net of refunds 1,250 572
Interest paid $ 81 $ 53