CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) ¥ in Thousands, $ in Thousands	Dec. 31, 2022 CNY (¥)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 CNY (¥)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 CNY (¥)	Dec. 31, 2019 CNY (¥)
Statement of Cash Flows [Abstract]
Cash and cash equivalents	¥ 3,636,380	$ 527,226	¥ 4,418,127
Restricted cash	2,842,707	412,154	4,073,414
Total cash, cash equivalents and restricted cash	¥ 6,479,087	$ 939,380	¥ 8,491,541	$ 1,231,158	¥ 6,116,401	¥ 6,010,745

Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including, but not limited to, disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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