v3.26.1
Summary of Significant Accounting Policies - Schedule of Change in Balance Sheet (Details) - USD ($)
$ in Thousands
Jun. 27, 2026
Sep. 28, 2025
Sep. 27, 2025
Sep. 28, 2024
Product Information [Line Items]        
Prepaid expenses and other current assets $ 83,060   $ 86,582  
Additional paid-in capital 2,028,978   1,556,611  
Accumulated deficit (1,317,539)   (1,333,783)  
Noncontrolling interest $ 425,197   257,552  
As Computed Under Accelerated Attribution Method        
Product Information [Line Items]        
Prepaid expenses and other current assets     92,050  
Additional paid-in capital     1,564,815  
Accumulated deficit     (1,340,862)  
Noncontrolling interest     261,895  
Effect of Change        
Product Information [Line Items]        
Prepaid expenses and other current assets     (5,468)  
Additional paid-in capital   $ (8,200) (8,204) $ (800)
Accumulated deficit   $ 7,100 7,079 $ (700)
Noncontrolling interest     $ (4,343)