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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Cash flows from operating activities:    
Net loss $ (4,602) $ (13,091)
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation 3,464 3,210
Amortization of acquisition related intangible assets 657 3,891
Non-cash operating lease cost 975 1,086
Stock-based compensation expense 7,481 7,867
Deferred income taxes 210 (3,277)
Provision for credit losses 103 103
Provision for inventory 2,738 1,252
Changes in operating assets and liabilities:    
Accounts receivable 1,859 (2,116)
Inventories (8,812) (6,152)
Prepaid expenses, other current and long-term assets 726 756
Accounts payable 549 (1,029)
Operating lease liabilities (938) (1,048)
Accrued expenses, other current and long-term liabilities (4,934) (3,648)
Income taxes (671) 285
Net cash used in operating activities (1,195) (11,911)
Cash flows from investing activities:    
Purchases of property and equipment 5,211 2,846
Net cash used in investing activities (5,211) (2,846)
Cash flows from financing activities:    
Proceeds from employee stock purchase program 411 456
Cash paid for tax withheld on vested restricted stock awards 2,501 2,049
Proceeds from exercises of equity awards 76 37
Repurchases of common stock (1,370) (5,000)
Net cash used in financing activities (3,384) (6,556)
Exchange rate impact on cash (255) 57
Decrease in cash and cash equivalents (10,045) (21,256)
Cash and cash equivalents at beginning of period 72,867 86,327
Cash and cash equivalents at end of period 62,822 65,071
Supplemental disclosure of cash flow information:    
Purchases of property and equipment included in accounts payable and accrued expenses $ 585 $ 60