v3.26.3
Related Party - Additional information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 04, 2026
Apr. 27, 2026
Sep. 30, 2026
Sep. 30, 2025
Jun. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Aug. 31, 2026
Apr. 17, 2026
Dec. 31, 2025
Dec. 31, 2024
Related Party Transaction [Line Items]                        
Stockholders ownership percentage 10.00%     10.00%     10.00%          
Repayment of notes payable and loans assumed from Unite             $ 370 $ 0        
Offering and organizational costs, expense             $ 3,800          
Common stock, shares, issued 8,026,384 112,790   8,026,384     8,026,384       3,632,165 3,627,242
Common stock, par or stated value per share $ 0.0001     $ 0.0001     $ 0.0001       $ 0.0001 $ 0.0001
Restricted stock, Shares issued net of shares for tax withholdings   505,098                    
Incremental compensation cost   $ 0   $ 0                
Repayments of notes payable, principal         $ (3) $ (3) $ (10) (6)        
Repayments of notes payable, interest             $ (6,461) $ (7,440)        
Share price                   $ 0.0002    
Treasury stock, value, acquired, cost method   $ 1,100                    
Pre Merger Shares [Member]                        
Related Party Transaction [Line Items]                        
Stock repurchased during period, shares   800,000 218,750                  
Restricted Stock [Member]                        
Related Party Transaction [Line Items]                        
Stock repurchased during period, shares     138,113                  
Share price     $ 0.0001                  
Common Stock [Member]                        
Related Party Transaction [Line Items]                        
Stock repurchased during period, shares   505,098                    
Share price   $ 2.09                    
Treasury stock, value, acquired, cost method   $ 1,100                    
Unite Acquisition [Member]                        
Related Party Transaction [Line Items]                        
Repayments of debt   800                    
Repayment of notes payable and loans assumed from Unite   336                    
Repayments of notes payable, principal   275                    
Repayments of notes payable, interest   $ 61                    
Shuji Nakamura [Member]                        
Related Party Transaction [Line Items]                        
Number of stockholders holding more than ten percent 2     2     2          
Stockholders ownership percentage 24.50%     24.50%     24.50%          
Stockholders ownership shares held 1,966,347     1,966,347     1,966,347          
Stockholders ownership shares outstanding 8,026,384     8,026,384     8,026,384          
Number of stockholders holding more than ten percent, description             No other stockholder held more than 10% of the outstanding Common Stock as of September 30, 2026.          
Common stock, shares, issued 9,091     9,091     9,091          
Proceeds from issuance of common stock             $ 250          
Common stock, par or stated value per share $ 27.5     $ 27.5     $ 27.5          
Shuji Nakamura [Member] | Two Thousand and Twenty Two Stock Incentive Plan [Member]                        
Related Party Transaction [Line Items]                        
Restricted stock, Shares issued net of shares for tax withholdings   63,137                    
Shuji Nakamura [Member] | Pre Merger Shares [Member] | Two Thousand and Twenty Two Stock Incentive Plan [Member]                        
Related Party Transaction [Line Items]                        
Restricted stock, Shares issued net of shares for tax withholdings   100,000                    
Shuji Nakamura [Member] | More Than Ten Percentage [Member]                        
Related Party Transaction [Line Items]                        
Stockholders ownership percentage 10.00%     10.00%     10.00%          
Lucius Partners LLC [Member]                        
Related Party Transaction [Line Items]                        
Stockholders ownership percentage 12.40%     12.40%     12.40%          
Stockholders ownership shares held 0     0     0          
Accounts payable $ 0     $ 0     $ 0          
Lucius Partners LLC [Member] | Pre Merger Shares [Member]                        
Related Party Transaction [Line Items]                        
Stockholders ownership shares held 995,000     995,000     995,000          
Stockholders ownership shares outstanding 1,000,000     1,000,000     1,000,000          
Lucius Partners LLC [Member] | Unite Acquisition [Member]                        
Related Party Transaction [Line Items]                        
Repayment of notes payable and loans assumed from Unite   $ 275                    
Administrative fees expense       $ 8                
Director fee       19                
Interest expense, operating and nonoperating       0                
Repayments of notes payable, principal   61                    
Repayments of notes payable, interest   95                    
Lucius Partners Opportunity Fund, LP [Member] | Unite Acquisition [Member]                        
Related Party Transaction [Line Items]                        
Repayments of debt   336                    
Members and Officers of Lucius Partners [Member]                        
Related Party Transaction [Line Items]                        
Offering and organizational costs, expense $ 400 $ 3,000   $ 3,400                
Sichenzia Ross Ference Carmel LLP [Member] | Pre Merger Shares [Member]                        
Related Party Transaction [Line Items]                        
Stockholders ownership shares held 5,000     5,000     5,000          
WUV 1 Limited Partnership [Member]                        
Related Party Transaction [Line Items]                        
Stockholders ownership percentage 4.30%     4.30%     4.30%   5.70%      
WUV 1 Limited Partnership [Member] | Pre Merger Shares [Member]                        
Related Party Transaction [Line Items]                        
Stock repurchased during period, shares   800,000 218,750                  
WUV 1 Limited Partnership [Member] | Restricted Stock [Member]                        
Related Party Transaction [Line Items]                        
Stock repurchased during period, shares     138,113                  
Share price     $ 0.0001                  
WUV 1 Limited Partnership [Member] | Common Stock [Member]                        
Related Party Transaction [Line Items]                        
Stock repurchased during period, shares   505,098                    
Treasury stock, value, acquired, cost method   $ 1,100