Short-Term Borrowings (Details) - CNY (¥) ¥ in Millions	Dec. 31, 2021	Dec. 31, 2020
Short Term Debt [Line Items]
weighted average interest rates of short-term borrowings	3.80%	4.00%
Borrowings	¥ 1,497.2	¥ 1,701.0
Time deposit
Short Term Debt [Line Items]
Collateral amount	¥ 1,670.7	¥ 1,781.3

Amount of assets pledged to secure a debt instrument.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

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- Definition

Represents the aggregate of total long-term debt, including current maturities and short-term debt.

+ References

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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.

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- Definition

Weighted average interest rate of short-term debt outstanding calculated at point in time.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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