v3.26.1
Related Party Transactions (Details)
3 Months Ended 6 Months Ended 12 Months Ended
Nov. 09, 2025
USD ($)
Feb. 14, 2024
USD ($)
advance
Aug. 23, 2023
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Sep. 30, 2026
USD ($)
Dec. 15, 2025
USD ($)
Sep. 26, 2025
USD ($)
Jan. 30, 2025
USD ($)
Related Party Transaction                        
Cost of goods sold       $ 9,161,000 $ 5,324,000 $ 14,813,000 $ 10,235,000          
Selling, administrative and engineering expense       17,968,000 18,813,000 35,103,000 37,311,000          
Repayment of long-term debt           800,000 0          
Current portion of term loan - related party, net       0   0   $ 800,000        
Long-term portion of term loan - related party, net       76,818,000   76,818,000   74,183,000        
Interest expense, related party       1,454,000 0 2,871,000 0          
Revenue, net       9,115,000 5,873,000 14,230,000 8,616,000          
Lease assets       632,000   632,000   823,000        
Current portion of lease liabilities       212,000   212,000   496,000        
Long-term portion of lease liabilities       280,000   280,000   246,000        
STACYC                        
Related Party Transaction                        
Cost of goods sold       2,974,000 2,945,000 5,307,000 4,456,000          
Selling, administrative and engineering expense       2,469,000 2,347,000 4,815,000 4,473,000          
Revenue, net       5,469,000 5,031,000 9,177,000 7,355,000          
Convertible Term Loan                        
Related Party Transaction                        
Mandatory prepayment of principal, from first proceeds from sale of stock $ 10,000,000.0                      
Related Party                        
Related Party Transaction                        
Accounts payable       3,364,000   3,364,000   6,716,000        
Other long-term liabilities       6,574,000   6,574,000   0        
Accounts receivable, net       206,000   206,000   585,000        
Related Party | Convertible Term Loan                        
Related Party Transaction                        
Number of advances | advance   1                    
Line of credit, maximum borrowing capacity 75,000,000.0 $ 100,000,000                    
Debt instrument, maturity period, after first draw loan date (month)   24 months                    
Mandatory prepayment of principal, from first proceeds from sale of stock 10,000,000.0                      
Scheduled principal payments $ 0                      
Debt interest, basis spread on variable rate 4.00%                      
Long-term debt, gross                   $ 75,000,000.0    
Repayment of long-term debt           800,000            
Current portion of term loan - related party, net       0   0   800,000        
Long-term portion of term loan - related party, net       76,800,000   76,800,000   $ 74,200,000        
Interest expense, related party       $ 1,454,000   $ 2,871,000            
Debt instrument, interest rate, effective percentage (as a percent)       7.71%   7.71%   7.64%        
Contract Manufacturing Agreement | Related Party | Amended And Restated Delayed Draw Term Loan                        
Related Party Transaction                        
Interest payable       $ 494,000   $ 494,000            
Harley Davidson Inc. | Related Party                        
Related Party Transaction                        
Cost of goods sold       5,000 14,000 8,000 23,000          
Accounts receivable, net       200,000   200,000   $ 564,000        
Operating lease, rent expense       55,000 54,000 110,000 153,000          
Harley Davidson Inc. | Related Party | STACYC                        
Related Party Transaction                        
Accounts receivable, net       6,000   6,000   21,000        
Harley Davidson Inc. | Related Party | Convertible Term Loan                        
Related Party Transaction                        
Interest payable       494,000   494,000   255,000        
Carrying value of term loan increase           2,600,000            
Harley Davidson Inc. | Service Agreement | Related Party                        
Related Party Transaction                        
Cost of goods sold       4,963,000 485,000 7,092,000 1,644,000          
Selling, administrative and engineering expense       1,154,000 1,331,000 2,307,000 2,735,000          
Accounts payable       316,000   316,000   361,000        
Harley Davidson Inc. | Contract Manufacturing Agreement | Related Party                        
Related Party Transaction                        
Cost of goods sold       4,958,000 471,000 7,084,000 1,621,000          
Accounts payable       3,048,000   3,048,000   275,000        
Harley Davidson Inc. | Excess Inventory Charge | Related Party                        
Related Party Transaction                        
Inventory purchased from related party           6,080,000   6,080,000        
Harley Davidson Inc. | Sales | Related Party                        
Related Party Transaction                        
Revenue, net       8,000 $ 19,000 $ 12,000 $ 31,000          
Harley Davidson Inc. | Sales | Related Party | Electric motorcycles                        
Related Party Transaction                        
Transition services agreement, termination notice period (in days)           30 days            
Harley Davidson Inc. | Lease Agreement | Related Party                        
Related Party Transaction                        
Lessee, operating lease, amended term of contract (in months)     12 months                  
Lease assets       410,000   $ 410,000   437,000       $ 488,000
ROU lease liability                       $ 456,000
Initial term of the agreement (in months)                       60 months
Renewal term of the agreement (in months)                       60 months
Current portion of lease liabilities       22,000   22,000   206,000     $ 203,000  
Long-term portion of lease liabilities       $ 244,000   $ 244,000   $ 131,000     $ 184,000  
Harley Davidson Inc. | Lease Agreement | Related Party | Scenario, Adjustment                        
Related Party Transaction                        
Lease incentive provided for tenant improvements                       $ 500,000
Harley Davidson Inc. | Lease Agreement | Related Party | Forecast | Subsequent Event                        
Related Party Transaction                        
Lease assets                 $ 500,000      
ROU lease liability                 $ 500,000