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Share Capital (Tables) | 12 Months Ended
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Dec. 31, 2021
Equity [Abstract] |
Basic and Diluted Loss Per Share | Basic and diluted loss per share is calculated as follows:
|  | For the year ended December 31, 2019 |  |  | For the year ended December 31, 2020 |  |  | For the year ended December 31, 2021 |
|  | Class A |  |  | Class B |  |  | Class A |  |  | Class B |  |  | Class A |  |  | Class B |
|  | RMB |  |  | RMB |  |  | RMB |  |  | RMB |  |  | RMB |  |  | US$ |  |  | RMB |  |  | US$ |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net loss attributable to Class A and Class B common shareholders |  |  | (85,502 | ) |  |  | (24,339 | ) |  |  | (175,650 | ) |  |  | (49,425 | ) |  |  | (110,258 | ) |  |  | (17,301 | ) |  |  | (30,326 | ) |  |  | (4,759 | )
Net loss attributable to common shareholders |  |  | (85,502 | ) |  |  | (24,339 | ) |  |  | (175,650 | ) |  |  | (49,425 | ) |  |  | (110,258 | ) |  |  | (17,301 | ) |  |  | (30,326 | ) |  |  | (4,759 | )
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average number of shares used in calculating basic and diluted loss per share |  |  | 59,721,341 |  |  |  | 17,000,189 |  |  |  | 60,415,978 |  |  |  | 17,000,189 |  |  |  | 61,809,501 |  |  |  | 61,809,501 |  |  |  | 17,000,189 |  |  |  | 17,000,189 |
Basic and diluted loss per share |  |  | (1.43 | ) |  |  | (1.43 | ) |  |  | (2.91 | ) |  |  | (2.91 | ) |  |  | (1.78 | ) |  |  | (0.28 | ) |  |  | (1.78 | ) |  |  | (0.28 | )

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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