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Share-based Compensation - Additional Information (Details) - USD ($) $ in Millions |  | 6 Months Ended | 12 Months Ended
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Jun. 14, 2021 | Jun. 30, 2021 | Dec. 31, 2020
Share-based compensation Expense |  |  |
Share based compensation cost capitalized |  | $ 2.0 | $ 2.6
2018 Plan |  |  |
Share-based compensation Expense |  |  |
Number of increase in ordinary shares authorized for issuance thereunder | 8,000,000 |  |

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- Definition Amount of cost capitalized for award under share-based payment arrangement. + 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)(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Number of additional shares authorized for issuance under share-based payment arrangement. + References No definition available. + Details
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- Details
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