v3.26.1
Business Combinations (Details)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 25, 2026
USD ($)
Jan. 30, 2026
USD ($)
shares
Nov. 21, 2025
USD ($)
$ / shares
shares
Sep. 24, 2025
USD ($)
$ / shares
shares
Sep. 21, 2025
USD ($)
shares
Mar. 29, 2026
USD ($)
$ / shares
shares
Mar. 30, 2025
USD ($)
Sep. 29, 2024
USD ($)
Dec. 28, 2025
USD ($)
$ / shares
shares
Dec. 29, 2024
USD ($)
shares
Apr. 23, 2026
USD ($)
Apr. 08, 2026
shares
Nov. 20, 2025
shares
Business Combinations [Line Items]                          
Amount of acquired outstanding stock   $ 1,800                      
Amount of restricted stock units is considered compensation   2,000                      
Aggregate cash consideration           $ 9,660              
Deferred consideration           6,330              
Fair value common stock shares issued           3,330              
Fair value           $ 6,330              
Royalty rate           1.00%              
Annual rental growth rate           2.00%              
Discount rate           8.50%              
Revenue           $ 72,793 $ 78,413   $ 300,000 $ 108,742      
Income before income taxes from continuing operation                 $ (42,676) $ (54,444)      
Price per share (in Dollars per share) | $ / shares                 $ 2.5        
Amended principal amount           7,000              
Fair value of deferred consideration shares $ 8,500         $ 13,900     $ 16,900        
Senior unsecured convertible notes         $ 22,000       $ 80,000        
Sales reduce rate           5.00%              
Common shares issued (in Shares) | shares           120,347,463     111,334,959 73,784,645      
Deferred consideration     $ 16,900                    
Closing share price (in Dollars per share) | $ / shares     $ 1.61           $ 1.61        
Trade Name [Member]                          
Business Combinations [Line Items]                          
Useful life           10 years              
Common Stock [Member]                          
Business Combinations [Line Items]                          
Amount of acquired outstanding stock   $ 3,330                      
Measurement Input, VWAP [Member]                          
Business Combinations [Line Items]                          
Key assumptions           1.69              
Measurement Input, Risk Free Interest Rate [Member]                          
Business Combinations [Line Items]                          
Key assumptions           3.53              
Measurement Input, Price Volatility [Member]                          
Business Combinations [Line Items]                          
Key assumptions           85.5              
Measurement Input, Simulation Period [Member]                          
Business Combinations [Line Items]                          
Key assumptions           1.5              
Subsequent Event [Member]                          
Business Combinations [Line Items]                          
Amended principal amount                     $ 7,000    
Subsequent Event [Member] | Common Stock [Member]                          
Business Combinations [Line Items]                          
Common shares issued (in Shares) | shares                       6,700,000  
Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Aggregate cash consideration       $ 57,800                  
Royalty rate                 1.00%        
Principal amount       $ 20,000                  
Trading day       30 days 30 days                
Senior unsecured convertible notes           $ 20,000     $ 20,000        
Business days         2 days                
Sunder Energy LLC Acquisition[ Member] | Common Stock [Member]                          
Business Combinations [Line Items]                          
Price per share (in Dollars per share) | $ / shares       $ 1.71                  
Common stock of acquisition       $ 17,100 $ 17,100                
Share Purchase Agreement [Member]                          
Business Combinations [Line Items]                          
Common stock to be issued (in Shares) | shares   850,000                      
Cobalt Power Systems, Inc. [Member]                          
Business Combinations [Line Items]                          
Revenue           5,000              
Income before income taxes from continuing operation           $ 300              
Cobalt Power Systems, Inc. [Member] | Trade Name [Member]                          
Business Combinations [Line Items]                          
Useful life           10 years              
SunPower Acquisition [Member]                          
Business Combinations [Line Items]                          
Aggregate cash consideration               $ 54,500          
Royalty rate                 1.00%        
Revenue                 $ 83,800        
Income before income taxes from continuing operation                 $ 6,500        
Outstanding membership interest       20,700                  
Acquisition cost                   $ 7,200      
Weighted average redevelopment period                 19 months        
SunPower Acquisition [Member] | Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Outstanding membership interest       $ 20,700                  
Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Common stock to be issued (in Shares) | shares       3,333,334                  
Principal amount       $ 20,000                  
Sunder Energy Acquisition [Member]                          
Business Combinations [Line Items]                          
Revenue                 $ 14,400        
Income before income taxes from continuing operation                 6,200        
Sunder Energy Acquisition [Member] | Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Additional paid-in capital       $ 5,700 $ 5,700                
12-Month Anniversary [Member] | Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Common stock to be issued (in Shares) | shares       3,333,333                  
18-Month Anniversary [Member] | Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Common stock to be issued (in Shares) | shares       3,300,000 3,333,333                
3 Month Anniversary [Member] | Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Deferred consideration percentage       50.00% 50.00%                
6 Month Anniversary [Member] | Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Deferred consideration percentage       50.00% 50.00%                
Sunder Energy LLC [Member]                          
Business Combinations [Line Items]                          
Royalty rate           1.00%              
Fair value of deferred consideration shares $ 6,700                        
Common shares issued (in Shares) | shares                   10,243,924      
September 2025 Notes [Member] | Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Senior unsecured convertible notes           $ 22,000     $ 22,000        
Senior unsecured convertible notes rate           7.00%     7.00%        
Ambia Energy LLC [Member]                          
Business Combinations [Line Items]                          
Royalty rate           1.00%              
Common shares issued (in Shares) | shares     10,243,924                    
Trading volume weighted average price period     20 days                    
Ambia Energy LLC [Member] | Common Stock [Member]                          
Business Combinations [Line Items]                          
Additional paid-in capital     $ 9,375                    
Ambia [Member]                          
Business Combinations [Line Items]                          
Royalty rate                 1.00%        
Revenue                 $ 7,000        
Income before income taxes from continuing operation                 $ 2,800        
Outstanding membership interest     $ 10,800                    
Common shares issued (in Shares) | shares     10,243,924     10,243,924              
Trading volume weighted average price period     20 years                    
Ambia [Member] | Common Stock [Member]                          
Business Combinations [Line Items]                          
Additional paid-in capital     $ 9,375                    
Share Purchase Agreement [Member]                          
Business Combinations [Line Items]                          
Restricted stock units   $ 2,000                      
Subsequent Tranches One [Member] | Ambia [Member]                          
Business Combinations [Line Items]                          
Outstanding membership interest     $ 10,800                    
Maximum [Member]                          
Business Combinations [Line Items]                          
Deferred common share issuable par value (in Dollars per share) | $ / shares           $ 2.8102              
Maximum [Member] | Ambia Energy LLC [Member]                          
Business Combinations [Line Items]                          
Deferred common share issuable par value (in Dollars per share) | $ / shares     $ 2.8102                    
Maximum [Member] | Ambia [Member]                          
Business Combinations [Line Items]                          
Deferred common share issuable par value (in Dollars per share) | $ / shares     2.8102                    
Minimum [Member]                          
Business Combinations [Line Items]                          
Deferred common share issuable par value (in Dollars per share) | $ / shares     $ 1.4988     $ 1.4988              
Licensing Agreements [Member]                          
Business Combinations [Line Items]                          
Useful life           10 years              
Common Stock [Member]                          
Business Combinations [Line Items]                          
Common shares issued (in Shares) | shares                 626.9592       626.9592
Common Stock [Member] | Sunder Energy Acquisition [Member] | Sunder Energy LLC Acquisition[ Member]                          
Business Combinations [Line Items]                          
Common stock to be issued (in Shares) | shares       10,000,000