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v3.21.1

Segment Reporting and Concentrations - Additional information (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 segment client | Mar. 31, 2020 client | Dec. 31, 2020 client
Segment Reporting Information [Line Items] |  |  |
Number of Reportable Segments | segment | 3 |  |
Foreign Customer [Member] | Sales Revenue, Net [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Concentration Risk, Percentage | 49.00% | 54.00% |
Foreign Customer [Member] | Accounts receivable |  |  |
Segment Reporting Information [Line Items] |  |  |
Concentration Risk, Percentage | 48.00% |  | 55.00%
One Client [Member] | Sales Revenue, Net [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of clients | 1 | 1 |
Concentration Risk, Percentage | 12.00% | 14.00% |
Four clients [Member] | Accounts receivable |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of clients | 4 |  |
Concentration Risk, Percentage | 45.00% |  |
Three Clients [Member] | Accounts receivable |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of clients |  |  | 3
Concentration Risk, Percentage |  |  | 36.00%
Client [Member] | Sales Revenue, Net [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of clients | 0 |  |
Concentration Risk, Percentage | 10.00% |  |

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