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Income Taxes - Schedule of income (loss) before income taxes (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 CNY (¥) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2020 CNY (¥)
Income Taxes [Line Items] |  |  |  |
(Loss) income before taxes and income from equity in affiliates | ¥ 1,149,549 | $ 166,667 | ¥ 1,298,042 | ¥ (585,319)
CHINA |  |  |  |
Income Taxes [Line Items] |  |  |  |
(Loss) income before taxes and income from equity in affiliates | 588,048 | 85,259 | 686,188 | 846,584
Hong Kong |  |  |  |
Income Taxes [Line Items] |  |  |  |
(Loss) income before taxes and income from equity in affiliates | 389,517 | 56,475 | 584,236 | 345,758
CAYMAN ISLANDS |  |  |  |
Income Taxes [Line Items] |  |  |  |
(Loss) income before taxes and income from equity in affiliates | 39,463 | 5,721 | (66,140) | (1,811,849)
Other Countries |  |  |  |
Income Taxes [Line Items] |  |  |  |
(Loss) income before taxes and income from equity in affiliates | ¥ 132,521 | $ 19,212 | ¥ 93,758 | ¥ 34,188

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- Definition Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8924-108599 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599 + Details
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