Annual report [Section 13 and 15(d), not S-K Item 405]

Debt - General Information (Details)

v3.25.2
Debt - General Information (Details)
 12 Months Ended
Dec. 07, 2023
USD ($)
Aug. 16, 2023
USD ($)
Jul. 06, 2023
USD ($)
item
Oct. 01, 2020
USD ($)
Feb. 04, 2019
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Jun. 23, 2025
USD ($)
Jun. 28, 2024
USD ($)
D
Mar. 27, 2024
USD ($)
Sep. 28, 2023
USD ($)
Apr. 21, 2023
USD ($)
Mar. 31, 2023
USD ($)
Debt                          
Proceeds from exit new money note             $ 7,000,000            
Long-term debt           $ 32,181,000              
Gain (Loss) on Extinguishment of Debt                          
Gain on debt extinguishment             35,343,000            
Secured Debt | Exit Facility, Exit Notes                          
Debt                          
Debt instrument, face amount $ 28,100,000                        
Long-term debt           $ 32,200,000              
Debt instrument, basis spread on variable rate (as a percent) 7.00%                        
Debt Instrument, Variable Interest Rate, Type us-gaap:SecuredOvernightFinancingRateSofrMember                        
Consolidated adjusted EBITDA covenant, waiver                   $ 1,000,000      
Debt instrument, covenants, minimum consolidated liquidity, amount, September 30, 2024 to March 30, 2025                 $ 1,000,000        
Minimum average consolidated liquidity, consecutive day period, days, number | D                 7        
Minimum average consolidated liquidity from September 30, 2024 to March 30, 2025                 $ 1,000,000        
Minimum average consolidated liquidity from March 31, 2025 to July 30, 2025                 2,500,000        
Minimum average consolidated liquidity from July 31, 2025 to September 29, 2025                 3,000,000        
Minimum average consolidated liquidity from September 30, 2025 to March 30, 2026                 3,500,000        
Minimum average consolidated liquidity from March 31 2026 to December 7, 2026                 4,000,000        
Minimum consolidated adjusted EBITDA, fiscal quarter ending September 30, 2024                 2,500,000        
Minimum consolidated adjusted EBITDA, fiscal quarter ending December 31, 2024                 4,000,000        
Minimum consolidated adjusted EBITDA, fiscal quarter ending March 31, 2025                 5,000,000        
Minimum consolidated adjusted EBITDA, fiscal quarter ending June 30, 2025                 5,500,000        
Minimum consolidated adjusted EBITDA, fiscal quarter ending September 30, 2025                 6,000,000        
Minimum consolidated adjusted EBITDA, fiscal quarter ending December 31, 2025                 6,500,000        
Minimum consolidated adjusted EBITDA, fiscal quarter ending March 31, 2026                 8,000,000        
Minimum consolidated adjusted EBITDA, fiscal quarter ending June 30, 2026                 8,000,000        
Minimum consolidated adjusted EBITDA, fiscal quarter ending September 30, 2026                 $ 8,000,000        
Debt instrument, interest rate, effective percentage (as a percent)           11.75%              
Secured Debt | Exit Facility, Exit Notes | Subsequent Event                          
Debt                          
Minimum average consolidated liquidity from March 31, 2025 to July 30, 2025               $ 2,500,000          
Minimum average consolidated liquidity from July 31, 2025 to September 29, 2025               $ 3,000,000          
Secured Debt | Exit Facility, Exit Notes, Exit Roll Up Notes                          
Debt                          
Debt instrument, face amount $ 21,100,000                        
Debt instrument, maturity date Dec. 07, 2026                        
Secured Debt | Exit Facility, Exit Notes, Exit New Money Notes                          
Debt                          
Debt instrument, face amount $ 7,000,000                        
Proceeds from exit new money note $ 7,000,000                        
Debt instrument, maturity date Dec. 07, 2025                        
Secured Debt | Exit Facility, Uncommitted Incremental Facility                          
Debt                          
Debt instrument, face amount $ 10,000,000                        
Secured Debt | Note Purchase Agreement                          
Debt                          
Debt instrument, term         3 years                
Debt instrument, issuance date         Feb. 04, 2019                
Long-term debt                         $ 51,000,000
Secured Debt | Amended & Restated Note Purchase Agreement                          
Debt                          
Debt instrument, issuance date       Oct. 01, 2020                  
Debt instrument, face amount     $ 50,000,000                    
Fee payable on principal balance (as a percent)     1.00%                    
Debt instrument, commencement period of interest payment   30 days 30 days                    
Debt instrument, covenants, minimum consolidated liquidity   $ 3,500,000   $ 9,000,000               $ 9,000,000  
Minimum consolidated liquidity, commencing July 14, 2023     $ 4,000,000                    
Minimum consolidated liquidity, commencing August 16, 2023     4,500,000                    
Minimum consolidated liquidity, commencing August 31, 2023     $ 6,000,000                    
Number of designated board observer to attend board meetings | item     1                    
Commencement period of transaction support agreement     30 days                    
Satisfactory term of collateral agent   30 days 45 days                    
Term of payment of professional fees     30 days                    
Professional fee payable     $ 2,000,000                    
Liabilities subject to compromise                     $ 53,000,000    
Liabilities subject to compromise, accrued interest                     3,500,000    
Liabilities subject to compromise, issuance costs                     $ 500,000    
Liabilities subject to compromise, long-term debt, rolled into debtor-in-possession financing facility             18,000,000            
Liabilities subject to compromise, long-term debt, accrued interest, rolled into debtor-in-possession financing facility             1,300,000            
Interest Expense, Debt                          
Interest expense, debt           $ 3,800,000 $ 3,300,000