NET LOSS PER COMMON SHARE ATTRIBUTABLE TO VERINT SYSTEMS INC. - Calculation of Basic And Diluted Net Income Per Common Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Net Income Attributable to Verint Systems Inc. [Abstract]    
Net income $ 574 $ 1,094
Net income attributable to noncontrolling interests 288 295
Net income attributable to Verint Systems Inc. 286 799
Dividends on preferred stock (5,200) (3,322)
Net loss attributable to Verint Systems Inc. for basic net loss per common share (4,914) (2,523)
Dilutive effect of dividends on preferred stock 0 0
Net loss attributable to Verint Systems Inc. for diluted net loss per common share $ (4,914) $ (2,523)
Weighted-average shares outstanding:    
Basic (in shares) 64,947 65,661
Dilutive effect of employee equity award plans (in shares) 0 0
Dilutive effect of warrants (in shares) 0 0
Dilutive effect of assumed conversion of preferred stock (in shares) 0 0
Diluted (in shares) 64,947 65,661
Net loss per common share attributable to Verint Systems Inc.:    
Basic (in dollars per share) $ (0.08) $ (0.04)
Diluted (in dollars per share) $ (0.08) $ (0.04)
2021 Notes    
Weighted-average shares outstanding:    
Dilutive effect of convertible senior notes (in shares) 0 0
2014 Notes    
Weighted-average shares outstanding:    
Dilutive effect of convertible senior notes (in shares) 0 0