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Consolidated Statements of Operations (Parenthetical) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Amortization of intangible assets from acquisitions | $ 4,481 | $ 5,331
Related party support services fee income net of related expenses | 6,607 | 249
Sales and Marketing |  |
Amortization of intangible assets from acquisitions | 2,121 | 2,053
Related party support services fee income net of related expenses | 523 | 10
General and Administrative |  |
Amortization of intangible assets from acquisitions | 112 | 642
Related party support services fee income net of related expenses | 1,554 | 96
Product Development |  |
Related party support services fee income net of related expenses | 1,682 | 107
Service Costs |  |
Amortization of intangible assets from acquisitions | 2,248 | 2,636
Related party support services fee income net of related expenses | $ 2,848 | $ 36

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