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Segment Reporting and Concentrations - Additional information (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($) segment client | Dec. 31, 2018 USD ($) client
Segment Reporting Information [Line Items] |  |
Number of Reportable Segments | segment | 3 |
Operating Lease, Right-of-Use Asset | $ | $ 7,005 |
Revenues | $ | $ 55,858 | $ 57,418
Foreign Customer [Member] | Sales Revenue, Net [Member] |  |
Segment Reporting Information [Line Items] |  |
Concentration Risk, Percentage | 55.00% | 56.00%
Foreign Customer [Member] | Accounts Receivable [Member] |  |
Segment Reporting Information [Line Items] |  |
Concentration Risk, Percentage | 60.00% | 57.00%
Two clients [Member] | Sales Revenue, Net [Member] |  |
Segment Reporting Information [Line Items] |  |
Number of clients | 2 | 2
Concentration Risk, Percentage | 26.00% | 30.00%
Three Clients [Member] | Accounts Receivable [Member] |  |
Segment Reporting Information [Line Items] |  |
Number of clients |  | 3
Concentration Risk, Percentage | 44.00% | 48.00%
Client [Member] | Sales Revenue, Net [Member] |  |
Segment Reporting Information [Line Items] |  |
Number of clients | 0 |
Concentration Risk, Percentage | 10.00% |
Client [Member] | Accounts Receivable [Member] |  |
Segment Reporting Information [Line Items] |  |
Number of clients | 0 |
Concentration Risk, Percentage | 10.00% |

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -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=116634182&loc=SL114868664-224227 + Details
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