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GEOGRAPHIC INFORMATION (Tables) | 12 Months Ended
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Dec. 31, 2020
Segment Reporting [Abstract] |
Schedule of Revenues by Geographic Location | Allot operates in a single reportable segment. Revenues are based on the location of the Company's channel partners which are considered as end customers, as well as direct customers of the Company:
|  |  | Year ended December 31, |
|  |  | 2020 |  |  | 2019 |  |  | 2018 |
| Europe |  | $ | 94,644 |  |  | $ | 36,199 |  |  | $ | 45,730 |
| Asia and Oceania |  |  | 23,519 |  |  |  | 42,994 |  |  |  | 22,018 |
| Americas |  |  | 8,131 |  |  |  | 16,576 |  |  |  | 14,363 |
| Middle East and Africa |  |  | 9,628 |  |  |  | 14,331 |  |  |  | 13,726 |
|  |  | $ | 135,922 |  |  | $ | 110,100 |  |  | $ | 95,837 |
Schedule of Major Customers | The following table sets forth the customers that represented 10% or more of the Company’s total revenues in each of the periods set forth below:
|  |  | Year ended December 31, |
|  |  | 2020 |  |  | 2019 |  |  | 2018 |
| 1st Customer |  |  | 43% |  |  |  | 16% |  |  |  | 22% |
| 2nd Customer |  |  | 11% |  |  |  | 11% |  |  |  | - |
|  |  |  | 54% |  |  |  | 27% |  |  |  | 22% |
Schedule of Long-Lived Assets by Geographic Location | The following presents total long-lived assets as of December 31, 2020 and 2019:
|  | December 31, |
|  | 2020 |  |  | 2019 |
Long-lived assets: |  |  |  |  |  |
Israel |  | $ | 14,210 |  |  | $ | 12,764 |
Other |  |  | 2,241 |  |  |  | 1,739 |
|  | $ | 16,451 |  |  | $ | 14,503 |

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- Definition Tabular disclosure of the names of foreign countries in which material long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets are located, and amount of such long-lived assets located in that country or foreign geographic area. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599 + Details
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- Definition Tabular disclosure of the extent of the entity's reliance on its major customers, if revenues from transactions with a single external customer amount to 10 percent or more of entity revenues, including the disclosure of that fact, the total amount of revenues from each such customer, and the identity of the reportable segment or segments reporting the revenues. The entity need not disclose the identity of a major customer or the amount of revenues that each segment reports from that customer. For these purposes, a group of companies known to the entity to be under common control is considered a single customer, and the federal government, a state government, a local government such as a county or municipality, or a foreign government is each considered a single customer. + References No definition available. + Details
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- Definition Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599 + Details
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