Annual report pursuant to Section 13 and 15(d)

Note 7 - Taxes (Details Textual)

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Note 7 - Taxes (Details Textual) - USD ($)
$ in Thousands
 4 Months Ended 8 Months Ended 12 Months Ended
Jun. 11, 2021
Jan. 31, 2022
Jan. 31, 2024
Jan. 31, 2023
Jan. 31, 2021
Deferred Tax Assets, Valuation Allowance     $ 157,226 $ 133,146  
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount     24,100    
Deferred Tax Assets, Written Off     31,400    
Undistributed Earnings of Foreign Subsidiaries     3,300    
Unrecognized Tax Benefits $ 3,115 $ 14,340 14,820 12,320 $ 3,918
Unrecognized Tax Benefits that Would Impact Effective Tax Rate     1,200    
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense $ 600 $ 500 700 300  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued     1,200 $ 500  
Unrecognized Tax Benefits [Member]          
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit     2,100    
Tax Interest and Penalties [Member]          
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit     200    
Domestic Tax Authority [Member]          
Operating Loss Carryforwards     225,300    
State and Local Jurisdiction [Member]          
Operating Loss Carryforwards     295,300    
Foreign Tax Authority [Member]          
Operating Loss Carryforwards     $ 70,700