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Common Stock (Tables) | 3 Months Ended
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Mar. 31, 2019
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Summary of Stock-based Compensation Expense in Condensed Consolidated Statements of Operations | The Company recorded stock-based compensation expense in the condensed consolidated statements of operations (in thousands) for the three months ended:
|  | March 31, |
|  | 2019 |  |  | 2018 |
Cost of revenue |  | $ | 41,489 |  |  | $ | 105 |
Operations and support |  |  | 51,404 |  |  |  | 51 |
Research and development |  |  | 506,206 |  |  |  | 728 |
Sales and marketing |  |  | 45,111 |  |  |  | 127 |
General and administrative |  |  | 215,276 |  |  |  | 985 |
Total stock-based compensation expense |  | $ | 859,486 |  |  | $ | 1,996 |

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- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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