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v3.21.1

Selected Statements of Operations Data (Details) - Schedule of major customer percentage of revenue | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Selected Statements of Operations Data (Details) - Schedule of major customer percentage of revenue [Line Items] |  |  |
Percentage of total revenues | 93.00% | 83.00% | 81.00%
Customer A [Member] |  |  |
Selected Statements of Operations Data (Details) - Schedule of major customer percentage of revenue [Line Items] |  |  |
Percentage of total revenues | 53.00% | 41.00% | 48.00%
Customer B [Member] |  |  |
Selected Statements of Operations Data (Details) - Schedule of major customer percentage of revenue [Line Items] |  |  |
Percentage of total revenues | 11.00% | 20.00% | 18.00%
Customer C [Member] |  |  |
Selected Statements of Operations Data (Details) - Schedule of major customer percentage of revenue [Line Items] |  |  |
Percentage of total revenues | 29.00% | 22.00% |
Customer D [Member] |  |  |
Selected Statements of Operations Data (Details) - Schedule of major customer percentage of revenue [Line Items] |  |  |
Percentage of total revenues |  |  | 15.00%

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