v3.25.4
FAIR VALUE MEASUREMENTS AND CONCENTRATIONS OF CREDIT RISK - Schedule of Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Assets    
Total cash and cash equivalents $ 42,576 $ 70,203
Available-for-sale securities 1,733 5,187
Investment in private company 954 954
Total assets 45,263 76,344
Liabilities    
Warrant liability 68 30
Total liabilities 68 0
Cash    
Assets    
Total cash and cash equivalents 3,218 4,087
Money market funds and other cash equivalents    
Assets    
Total cash and cash equivalents 39,358 66,116
Level 1    
Assets    
Total cash and cash equivalents 3,218 4,087
Available-for-sale securities 1,694 544
Investment in private company 0 0
Total assets 4,912 4,631
Liabilities    
Warrant liability 0 0
Total liabilities 0 0
Level 1 | Cash    
Assets    
Total cash and cash equivalents 3,218 4,087
Level 1 | Money market funds and other cash equivalents    
Assets    
Total cash and cash equivalents 0 0
Level 2    
Assets    
Total cash and cash equivalents 39,358 66,116
Available-for-sale securities 39 4,643
Investment in private company 0 0
Total assets 39,397 70,759
Liabilities    
Warrant liability 68 30
Total liabilities 68 0
Level 2 | Cash    
Assets    
Total cash and cash equivalents 0 0
Level 2 | Money market funds and other cash equivalents    
Assets    
Total cash and cash equivalents 39,358 66,116
Level 3    
Assets    
Total cash and cash equivalents 0 0
Available-for-sale securities 0
Investment in private company 954 954
Total assets 954 954
Liabilities    
Warrant liability 0 0
Total liabilities 0 0
Level 3 | Cash    
Assets    
Total cash and cash equivalents 0 0
Level 3 | Money market funds and other cash equivalents    
Assets    
Total cash and cash equivalents $ 0 $ 0