Summary of significant accounting policies -Insurance Expense (Details) $ in Thousands  | 
12 Months Ended | 
|---|---|
| 
 Feb. 03, 2024  
USD ($) 
 | |
| Summary of significant accounting policies | |
| Stop loss coverage per employee health claim | $ 400 | 
| Stop loss coverage per general liability claim | 350 | 
| Stop loss coverage per workers compensation claim | $ 350 | 
| X | ||||||||||
- Definition Stop loss coverage of employee health claims. No definition available. 
  | 
| X | ||||||||||
- Definition Stop loss coverage of general liability claims. No definition available. 
  | 
| X | ||||||||||
- Definition Stop loss coverage of workers compensation claims. No definition available. 
  | 
| X | ||||||||||
- References No definition available. 
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