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Summary of Significant Accounting Policies - Schedule of components of identifiable Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items] |  |
Intangible assets, gross | $ 22,167 | $ 19,860
Less accumulated amortization | (11,708) | (8,190)
Total | 10,459 | 11,670
Trademarks, trade names (non-amortizable) | 400 | 400
Intangible assets - net | 10,859 | 12,070
Software and Software Development Costs |  |
Finite-Lived Intangible Assets [Line Items] |  |
Intangible assets, gross | $ 21,977 | 19,670
Software and Software Development Costs | Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated Useful Life | 3 years |
Software and Software Development Costs | Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated Useful Life | 7 years |
Customer Relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Intangible assets, gross | $ 160 | 160
Estimated Useful Life | 7 years |
Non-compete Agreement |  |
Finite-Lived Intangible Assets [Line Items] |  |
Intangible assets, gross | $ 30 | $ 30
Estimated Useful Life | 1 year |

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