Annual report [Section 13 and 15(d), not S-K Item 405]

Income Taxes - Temporary Differences (Details)

v3.25.0.1
Income Taxes - Temporary Differences (Details) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Deferred tax assets:      
Net operating loss carryforwards $ 37,323 $ 41,454  
Inventory write-down 423 347  
Allowance for doubtful accounts 204 87  
Lease obligations 5,489 5,867  
Stock-based compensation 7,371 6,084  
Capitalized research and development costs 14,785 11,530 $ 3,255
Debt derivative liabilities 622 772  
Charitable contributions 31 3  
Accrued compensation 49 56  
Total deferred tax assets 66,297 66,200  
Deferred tax liabilities:      
Depreciation (949) (978)  
Amortization (99) (51)  
Right-of-use assets (3,708) (4,031)  
Contract liabilities (86)    
Contract liabilities   0  
Total deferred tax liabilities (4,842) (5,060)  
Net deferred tax assets 61,455 61,140  
Valuation allowance $ (61,455) $ (61,140)