| Document and Entity Information | Dec. 04, 2019 |
| Cover [Abstract] | |
| Amendment Flag | true |
| Entity Central Index Key | 0001166388 |
| Document Type | 8-K/A |
| Document Period End Date | Dec. 4, 2019 |
| Entity Registrant Name | Verint Systems Inc |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-34807 |
| Entity Tax Identification Number | 11-3200514 |
| Entity Address, Address Line One | 175 Broadhollow Road |
| Entity Address, City or Town | Melville |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 11747 |
| City Area Code | 631 |
| Local Phone Number | 962-9600 |
| Title of 12(b) Security | Common Stock, $.001 par value per share |
| Trading Symbol | VRNT |
| Security Exchange Name | NASDAQ |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Amendment Description | The registrant hereby amends its Current Report on Form 8-K previously filed on December 4, 2019 (the “Original Form 8-K”) solely for the purpose of filing a copy of Exhibit 10.1, which was omitted from the Original Form 8-K. Other than as set forth in this Explanatory Note, this Form 8-K/A does not amend any other items in the Original Form 8-K. |
