Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parenthetical) $ in Thousands  | 
3 Months Ended | 
|---|---|
| 
 Jan. 31, 2021  
USD ($) 
 | |
| Statement of Stockholders' Equity [Abstract] | |
| Net of offering expenses | $ 185 | 
| X | ||||||||||
- Definition Expenses of at the market offering. No definition available. 
  | 
| X | ||||||||||
- References No definition available. 
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