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ACCRUED EXPENSES
 3 Months Ended
Mar. 31, 2026
Payables and Accruals [Abstract]  
ACCRUED EXPENSES ACCRUED EXPENSES
Accrued expenses consisted of the following:
March 31, 2026December 31, 2025
Accrued litigation costs$7,745 $7,279 
Accrued compensation636 549 
Accrued purchases9 246 
Accrued audit fees— 207 
Accrued warranties66 72 
Other accrued expenses1,715 2,105 
Total accrued expenses$10,171 $10,458 
As of March 31, 2026 and December 31, 2025, accrued litigation costs primarily included $6.8 million related to a service provider demand. See Note 14. Commitments and Contingencies for definitions and further discussion of such matters.