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Summary of Significant Accounting Policies - Effect of Change in Accounting Estimate (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Product Information [Line Items]    
Loss from operations $ (13,873) $ (18,468)
Net loss (12,677) (13,967)
Comprehensive loss $ (12,677) $ (13,967)
Net loss per common share attributable to Class A and B common stockholders - basic (in dollars per share) $ (0.05) $ (0.06)
Net loss per common share attributable to Class A and B common stockholders - diluted (in dollars per share) $ (0.05) $ (0.06)
Revise in estimate of net realizable value in inventory and demand and future use of inventory    
Product Information [Line Items]    
Loss from operations $ 2,750  
Net loss 2,750  
Comprehensive loss $ 2,750  
Net loss per common share attributable to Class A and B common stockholders - basic (in dollars per share) $ 0.01  
Net loss per common share attributable to Class A and B common stockholders - diluted (in dollars per share) $ 0.01