v3.26.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Statement of Cash Flows [Abstract]    
Net cash flows provided by (used in) operating activities $ 1,647 $ (5,280)
Cash flows used in investing activities:    
Purchases of property, plant and equipment (3,385) (2,200)
Proceeds from government grants, used for purchase of equipment   323
Proceeds from sale of property, plant and equipment 10  
Purchases of long-term marketable securities (2) (2)
Proceeds from sale of long-term marketable securities 144 168
Net cash flows used in investing activities (3,233) (1,711)
Cash flows provided by (used in) financing activities    
Proceeds from revolving credit facility 3,041 4,666
Payments on revolving credit facility (1,500) (5,666)
Repayment of debt principal (1,359) (727)
Net cash flows provided by (used in) financing activities 182 (1,727)
Effect of exchange rate changes on cash and cash equivalents (73) 420
Net decrease in cash and cash equivalents (1,477) (8,298)
Cash and cash equivalents at beginning of period 10,703 15,427
Cash and cash equivalents at end of period 9,226 7,129
Supplemental information:    
Income tax payments (net of refunds) 464 487
Interest payments 2,301 2,331
Non-cash investing and financing activities:    
Purchases of property, plant and equipment in accounts payable 1,640 310
Finance lease right-of-use assets exchanged for lease liabilities   23
Operating lease right-of-use assets exchanged for lease liabilities $ 137 $ 633