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Discontinued Operations - Schedule of Divested Assets Discontinued Operations (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2020
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items] |  |
Revenue | $ 12,689 | $ 38,597
Service costs | 9,657 | 29,563
Sales and marketing | 587 | 1,851
General and administrative | 212 | 689
Total operating expenses | 10,753 | 33,832
Impairment of goodwill |  | (469)
Income from discontinued operations before provision for income taxes | 1,936 | 4,296
Income tax expense | 457 | 1,015
Total income from discontinued operations | 1,479 | 3,281
Sales and Marketing |  |
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items] |  |
Sales and marketing | $ 297 | $ 1,729

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