Quarterly report [Sections 13 or 15(d)]

Business and Summary of Significant Accounting Policies - Schedule of net revenue (Details)

v3.25.3
Business and Summary of Significant Accounting Policies - Schedule of net revenue (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Business and Summary of Significant Accounting Policies        
Net revenue $ 2,904 $ 1,172 $ 5,268 $ 1,772
Components        
Business and Summary of Significant Accounting Policies        
Net revenue 630 984 1,380 1,457
Consumer Audio Products        
Business and Summary of Significant Accounting Policies        
Net revenue 53 $ 188 235 $ 315
Live Events        
Business and Summary of Significant Accounting Policies        
Net revenue $ 2,221   $ 3,653  
Revenue from contract with customers, contractual term     3 years