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Note 9 - Intangible Assets - Future Estimated Amortization Expense (Details) - USD ($)
$ in Thousands
Apr. 30, 2024
Jan. 31, 2024
Total $ 2,714 $ 2,888
Intangibles Excluding Technology Development Projects Not Yet Completed [Member]    
2025 442  
2026 520  
2027 381  
2028 315  
2029 213  
Thereafter 843  
Total $ 2,714