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Fair Value Measurements (Tables) | 12 Months Ended
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Dec. 31, 2021
Fair Value Disclosures [Abstract] |
Summary of Assets Measured at Fair Value on Recurring Basis | The following table summarizes the Group’s assets that are measured at fair value on a recurring basis and are categorized using the fair value hierarchy as of December 31, 2020 and 2021:
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
As of December 31, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term investments (i) |  |  | — |  |  |  | 828,867 |  |  |  | — |  |  |  | 828,867 |
As of December 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Short-term investments (i) |  |  | — |  |  |  | 696,051 |  |  |  | — |  |  |  | 696,051 |
(i) Short-term investments represent structured deposits, and the Company values these short-term investments based on quoted prices of similar products provided by banks at the end of each period, and accordingly, the Company classifies the valuation techniques that use these inputs as Level 2.

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- Definition Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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