Annual report pursuant to Section 13 and 15(d)

Note 17 - Warrants (Details Textual)

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Note 17 - Warrants (Details Textual)
$ / shares in Units, $ in Thousands
 4 Months Ended 8 Months Ended 12 Months Ended
Jun. 11, 2021
shares
Jun. 11, 2021
USD ($)
Jan. 31, 2022
USD ($)
shares
Jan. 31, 2024
USD ($)
$ / shares
shares
Jan. 31, 2023
USD ($)
Jan. 31, 2022
shares
Share-Based Payment Arrangement, Expense | $   $ 0 $ 14,664 $ 31,067 $ 36,622  
IPO [Member]            
Number of Shares Per Unit Issued (in shares)     1     1
Number of Warrant Per Unit     0.33     0.33
Private Placement Warrants [Member] | Chief Executive Officer [Member]            
Class of Warrant or Right, Issued During Period (in shares) 1,000,000          
Share-Based Payment Arrangement, Expense | $     $ 2,800      
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares       $ 230    
Private Placement Warrants [Member] | Churchill Capital (the “Sponsor”) [Member]            
Class of Warrant or Right, Issued During Period (in shares)           15,800,000
Debt Conversion, Converted Instrument, Warrants or Options Issued (in shares)           1,500,000
Public Warrants [Member]            
Class of Warrant or Right, Issued During Period (in shares)           23,000,000
Class of Warrant or Right, Reclassified (in shares)       453,596    
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares       $ 230    
Warrants Issued in PIPE Investment [Member]            
Class of Warrant or Right, Issued During Period (in shares) 16,666,667          
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares       230    
Warrants Issued to Former Owners of Global Knowledge [Member]            
Class of Warrant or Right, Issued During Period (in shares) 5,000,000          
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares       $ 230    
Redeemable Warrants [Member]            
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)       0.05    
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares       $ 0.2    
Class of Warrant or Right, Term of Notice for Redemption (Day)       30 days    
Class of Warrant or Right, Stock Price Trigger (in dollars per share) | $ / shares       $ 360    
Class of Warrant or Right, Threshold Trading Days (Day)       20 days    
Class of Warrant or Right, Threshold Consecutive Trading Days (Day)       30 days