Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Stock-based Compensation - Stock-based Compensation Expense (Details)

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Note 12 - Stock-based Compensation - Stock-based Compensation Expense (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 31, 2023
Jul. 31, 2022
Jul. 31, 2023
Jul. 31, 2022
Share based compensation expense $ 5,827 $ 10,017 $ 14,955 $ 18,510
Codecanemy [Member]        
Share based compensation expense 1,744 2,849 3,756 4,424
Cost of Sales [Member]        
Share based compensation expense 238 37 335 51
Selling and Marketing Expense [Member]        
Share based compensation expense [1] (667) 1,541 1,015 3,018
General and Administrative Expense [Member]        
Share based compensation expense $ 4,512 $ 5,590 $ 9,849 $ 11,017
[1] Stock-based compensation expense during the three months ended July 31, 2023 was reduced by $2.1 million due to forfeitures of share-based payment awards.