NET LOSS PER COMMON SHARE ATTRIBUTABLE TO VERINT SYSTEMS INC. NET LOSS PER COMMON SHARE ATTRIBUTABLE TO VERINT SYSTEMS INC. - OTHER DETAILS (Details)
Apr. 30, 2018
$ / shares
shares
Net Loss Per Common Share Attributable to Verint Systems Inc. [Abstract]  
Exercise Price of Warrants (in dollars per share) $ 75.00
Warrants (in shares) | shares 6,205,000
1.50% Convertible Senior Notes  
Net Loss Per Common Share Attributable to Verint Systems Inc. [Abstract]  
1.50% Convertible Notes - Conversion Price (in dollars per share) $ 64.46