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Goodwill and Identifiable Intangible Assets, Net (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2017 | Dec. 31, 2019 | Dec. 31, 2017
Impairment Testing |  |  |
Goodwill impairment | $ 1,100 |  | $ 1,105
Impairment testing, Scenario one |  |  |
Impairment Testing |  |  |
Impairment testing, discounted cash flow analysis weightage assigned |  | 50.00% |
Impairment testing, Scenario two |  |  |
Impairment Testing |  |  |
Impairment testing, public company approach weightage assigned |  | 50.00% |

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