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Condensed Consolidated Statements of Operations (Parenthetical) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Amortization of intangible assets from acquisitions | $ 1,181 | $ 1,763
Related party support services fee income net of related expenses | 1,231 |
Sales and Marketing |  |
Amortization of intangible assets from acquisitions | 530 | 742
Related party support services fee income net of related expenses | 60 |
General and Administrative |  |
Amortization of intangible assets from acquisitions | 28 | 265
Related party support services fee income net of related expenses | 133 |
Product development |  |
Related party support services fee income net of related expenses | 275 |
Service Costs |  |
Amortization of intangible assets from acquisitions | 623 | $ 756
Related party support services fee income net of related expenses | $ 763 |

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