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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Cash flows from operating activities:    
Net income (loss) $ 3,904 $ (6,724)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Share-based compensation expense 398 581
Depreciation and amortization 722 625
Deferred income taxes 762 (2,227)
Unrealized foreign currency transaction losses 21 298
Changes in operating assets and liabilities:    
Accounts receivable (434) (4,547)
Employee retention credit receivable 1,500 0
Inventories (3,363) (3,250)
Other current and long-term assets (86) 26
Accounts payable (1,063) 789
Accrued liabilities and other liabilities 1,329 (159)
Net cash provided by (used in) operating activities 3,690 (14,588)
Cash flows from investing activities:    
Capital expenditures (689) (744)
Net cash used in investing activities (689) (744)
Cash flows from financing activities:    
Withholding taxes paid on stock issuances (86) (119)
Payment of bank financing costs 0 (10)
Net cash used in financing activities (86) (129)
Effect of exchange rate changes on cash and cash equivalents (105) (103)
Increase (decrease) in cash and cash equivalents 2,810 (15,564)
Cash and cash equivalents, beginning of period 7,946 19,457
Cash and cash equivalents, end of period 10,756 3,893
Supplemental schedule of non-cash investing activities:    
Non-cash capital expenditure items $ 41 $ 7