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STOCK-BASED COMPENSATION - Stock Bonus Program and Bonus Share Program (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Mar. 31, 2022
Jul. 31, 2022
Jul. 31, 2022
Jul. 31, 2021
Jan. 31, 2022
Stock-Based Compensation Plans          
Shares issued (in shares)     1,600,000 1,316,000  
Stock Bonus Program          
Stock-Based Compensation Plans          
Share-based compensation arrangement by share-based payment award, award vesting period     1 year    
Share-based compensation arrangement by share-based payment award, determination of shares issuable trailing period of average price of common stock     5 days    
Share-based compensation arrangement by share-based payment award, number of shares authorized 200,000       300,000
Discount from market price (as a percent) 15.00%       15.00%
Shares issued (in shares)   131,000      
Combined Stock Bonus Program and Bonus Share Program          
Stock-Based Compensation Plans          
Share-based compensation arrangement by share-based payment award, number of shares authorized 300,000       300,000
Accrued bonuses   $ 4.8 $ 4.8   $ 6.5