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INCOME TAXES - Solar Energy Projects And Supplemental Cash Flow Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 31, 2023
Oct. 31, 2022
Oct. 31, 2023
Oct. 31, 2022
Jan. 31, 2023
Net Investment Income [Line Items]          
Investment account balances $ 1,000   $ 1,000   $ 1,200
Remaining cash investment commitments 0   $ 0    
Expected life of investment     6 years    
Income Taxes Paid     $ 7,022 $ 6,310  
Loss of investment     (130) 1,112  
Other income (expense)          
Net Investment Income [Line Items]          
Loss of investment $ 100 $ 600 $ 100 $ 1,100