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Fair Value Measurements - Schedule of Derivative Liability Valuation Inputs (Details)
Dec. 28, 2025
Dec. 29, 2024
Coupon rate [Member] | July 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 12  
Coupon rate [Member] | July 2024 Notes [Member] | Twelve Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   12
Coupon rate [Member] | July 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 12  
Coupon rate [Member] | November 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 12  
Coupon rate [Member] | September 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 7  
Coupon rate [Member] | September 2024 Notes [Member] | Seven Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   7
Coupon rate [Member] | September 2025 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 7  
Conversion rate [Member] | July 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 595.24  
Conversion rate [Member] | July 2024 Notes [Member] | Twelve Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   595.24
Conversion rate [Member] | July 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 558.66  
Conversion rate [Member] | November 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 626.96  
Conversion rate [Member] | September 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 467.84  
Conversion rate [Member] | September 2024 Notes [Member] | Seven Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   467.84
Conversion rate [Member] | September 2025 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 467.84  
Conversion price [Member] | July 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 1.68  
Conversion price [Member] | July 2024 Notes [Member] | Twelve Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   1.68
Conversion price [Member] | July 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 1.79  
Conversion price [Member] | November 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 1.6  
Conversion price [Member] | September 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 2.14  
Conversion price [Member] | September 2024 Notes [Member] | Seven Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   2.14
Conversion price [Member] | September 2025 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 2.14  
Common stock price [Member] | July 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 1.62  
Common stock price [Member] | July 2024 Notes [Member] | Twelve Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   1.81
Common stock price [Member] | July 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 1.62  
Common stock price [Member] | November 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 1.62  
Common stock price [Member] | September 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 1.62  
Common stock price [Member] | September 2024 Notes [Member] | Seven Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   1.81
Common stock price [Member] | September 2025 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 1.62  
Risk-free rate [Member] | July 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 3.6  
Risk-free rate [Member] | July 2024 Notes [Member] | Twelve Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   4.43
Risk-free rate [Member] | July 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 3.6  
Risk-free rate [Member] | November 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 3.6  
Risk-free rate [Member] | September 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 3.58  
Risk-free rate [Member] | September 2024 Notes [Member] | Seven Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   4.43
Risk-free rate [Member] | September 2025 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 3.58  
Volatility [Member] | July 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 82.2  
Volatility [Member] | July 2024 Notes [Member] | Twelve Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   62
Volatility [Member] | July 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 83.2  
Volatility [Member] | November 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 81.3  
Volatility [Member] | September 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 85.6  
Volatility [Member] | September 2024 Notes [Member] | Seven Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   66.6
Volatility [Member] | September 2025 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 85.6  
Dividend yield []Member] | July 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 0  
Dividend yield []Member] | July 2024 Notes [Member] | Twelve Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   0
Dividend yield []Member] | July 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 0  
Dividend yield []Member] | November 2025 Note [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 0  
Dividend yield []Member] | September 2024 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 0  
Dividend yield []Member] | September 2024 Notes [Member] | Seven Percentage Senior Unsecured Convertible Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs   0
Dividend yield []Member] | September 2025 Notes [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Derivative liability, measurement inputs 0