REVENUE RECOGNITION - Remaining Performance Obligations (Details) - USD ($)
$ in Thousands
Apr. 30, 2022
Jan. 31, 2022
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Remaining performance obligations $ 711,260 $ 721,832
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-02-01    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Revenue performance obligation, period (up to)   1 year
Remaining performance obligations   $ 447,428
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-05-01    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Revenue performance obligation, period (up to) 1 year  
Remaining performance obligations $ 433,052  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-05-01 | Maximum    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Revenue performance obligation, period (up to) 3 years  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-02-01    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Revenue performance obligation, period (up to)  
Remaining performance obligations   $ 274,404
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-05-01    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Revenue performance obligation, period (up to)  
Remaining performance obligations $ 278,208