NET LOSS PER COMMON SHARE ATTRIBUTABLE TO VERINT SYSTEMS INC. NET LOSS PER COMMON SHARE ATTRIBUTABLE TO VERINT SYSTEMS INC. - CALCULATION (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | |
|---|---|---|
Apr. 30, 2018 |
Apr. 30, 2017 |
|
| Net Loss Attributable to Verint Systems Inc. [Abstract] | ||
| Net loss | $ (1,225) | $ (19,040) |
| Net income attributable to noncontrolling interest | 990 | 746 |
| Net loss attributable to Verint Systems Inc. | $ (2,215) | $ (19,786) |
| Weighted Average Number of Shares Outstanding Reconciliation [Abstract] | ||
| Basic (in shares) | 63,928,000 | 62,485,000 |
| Dilutive effect of employee equity award plans (in shares) | 0 | 0 |
| Dilutive effect of 1.50% convertible senior notes (in shares) | 0 | 0 |
| Dilutive effect of warrants (in shares) | 0 | 0 |
| Diluted (in shares) | 63,928,000 | 62,485,000 |
| Net Loss Per Common Share Attributable to Verint Systems Inc. [Abstract] | ||
| Basic (in dollars per share) | $ (0.03) | $ (0.32) |
| Diluted (in dollars per share) | $ (0.03) | $ (0.32) |