v3.26.3
Stockholders’ Equity – Common and Preferred Stock - Narrative (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Feb. 05, 2026
USD ($)
$ / shares
shares
Aug. 31, 2026
$ / shares
shares
May 31, 2026
USD ($)
$ / shares
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Sep. 30, 2026
USD ($)
vote
$ / shares
shares
Sep. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
$ / shares
shares
Dec. 22, 2025
$ / shares
shares
Nov. 22, 2024
shares
Apr. 13, 2023
shares
Apr. 12, 2023
shares
Class of Stock [Line Items]                      
Common stock, authorized (in shares) 200,000,000.0     267,466,797 200,000,000   267,466,797 267,466,797 98,774,582 25,500,000 18,000,000
Common stock, par value (in usd per share) | $ / shares $ 0.00001   $ 0.00001 $ 0.00001 $ 0.00001   $ 0.00001 $ 0.00001      
Common stock, outstanding (in shares)       749,760 42,185,678   749,760        
Preferred stock, authorized (in shares) 25,000,000.0     0 25,000,000   0        
Preferred stock, par value (in usd per share) | $ / shares $ 0.00001     $ 0.00001 $ 0.00001   $ 0.00001        
Common stock, issued (in shares)       749,760 42,185,678   749,760        
Number of votes per share of common stock | vote         1            
Stock issued for conversion (in shares)   300,000                  
Preferred stock, automatic conversion, conversion price multiplier       1.2     1.2        
Preferred stock, automatic conversion, minimum public common stock offering proceeds | $       $ 100,000     $ 100,000        
Cumulative undeclared dividends extinguished | $ $ 17,000                    
Modification of preferred stock | $       4,200              
Warrants, purchase price (in usd per share) | $ / shares     $ 99.99999                
Pre-funded warrants, net of issuance costs | $         $ 28,120 $ 0          
Warrants, exercise restriction, maximum percentage of outstanding common stock if exercised     9.99%                
Warrants, exercise restriction, maximum percentage of outstanding common stock if exercised after 61 day notice period     19.99%                
2026 Executive PSUs                      
Class of Stock [Line Items]                      
Dividends declared | $       $ 0     $ 0        
Prefunded Warrant                      
Class of Stock [Line Items]                      
Warrants, exercise price (in usd per share) | $ / shares   $ 0.00001 $ 0.00001                
Private Placement                      
Class of Stock [Line Items]                      
Common stock issuable for warrants (in shares)     300,000                
Warrants, purchase price (in usd per share) | $ / shares     $ 99.99999                
Pre-funded warrants, net of issuance costs | $     $ 30,000                
Private Placement | Prefunded Warrant                      
Class of Stock [Line Items]                      
Common stock issuable for warrants (in shares)     300,000                
Warrants, exercise price (in usd per share) | $ / shares     $ 0.00001                
Warrants outstanding (in shares)         0            
2026 Equity Incentive Plan                      
Class of Stock [Line Items]                      
Common stock, reserved for granting of stock-based compensation (in shares)         2,089,809            
2026 Employee Stock Purchase Plan                      
Class of Stock [Line Items]                      
Common stock, reserved for granting of stock-based compensation (in shares)         316,668            
Common Stock                      
Class of Stock [Line Items]                      
Stock issued for conversion (in shares) 19,250,410                    
Voting common stock                      
Class of Stock [Line Items]                      
Common stock, authorized (in shares)               253,400,000      
Non-voting common stock                      
Class of Stock [Line Items]                      
Common stock, authorized (in shares)               14,100,000      
Common stock, outstanding (in shares)       0     0        
Series A preferred stock                      
Class of Stock [Line Items]                      
Preferred stock, dividend rate             8.00%        
Series A-1 preferred stock                      
Class of Stock [Line Items]                      
Preferred stock, conversion price (in usd per share) | $ / shares       $ 28.963     $ 28.963        
Series A-2 preferred stock                      
Class of Stock [Line Items]                      
Preferred stock, conversion price (in usd per share) | $ / shares       21.7226     21.7226        
Series A-3 preferred stock                      
Class of Stock [Line Items]                      
Preferred stock, conversion price (in usd per share) | $ / shares       28.963     28.963        
Series A-4 preferred stock                      
Class of Stock [Line Items]                      
Preferred stock, conversion price (in usd per share) | $ / shares       30.4104     30.4104        
Series B preferred stock                      
Class of Stock [Line Items]                      
Preferred stock, conversion price (in usd per share) | $ / shares       $ 12.1297     $ 12.1297        
Preferred stock, dividend rate             12.00%        
Preferred stock, liquidation preference, original issuance price multiplier       1   2 1        
Series C preferred stock                      
Class of Stock [Line Items]                      
Preferred stock, conversion price (in usd per share) | $ / shares       $ 12.8082     $ 12.8082        
Preferred stock, dividend rate             12.00%