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Fair value measurement (Tables)

12 Months Ended

Dec. 31, 2019

Fair value measurement

Schedule of assets and liabilities that are measured at fair value on a recurring basis

						Fair value measurement at reporting date using
Description		Fair value as of December 31, 2017				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
		RMB				RMB				RMB				RMB
Assets:
Cash equivalents
Money market funds			1,372,182				1,372,182				—				—
Restricted cash			4,110,210				—				4,110,210				—
Short-term investments
Wealth management products			8,582,754				—				8,582,754				—
Investment securities
Listed equity securities			10,027,813				10,027,813				—				—
Total assets			24,092,959				11,399,995				12,692,964				—
						Fair value measurement at reporting date using
Description		Fair value as of December 31, 2018				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
		RMB				RMB				RMB				RMB
Assets:
Cash equivalents
Money market funds			1,373				1,373				—				—
Restricted cash			3,239,613				—				3,239,613				—
Short-term investments
Wealth management products			1,934,820				—				1,934,820				—
Investment securities
Listed equity securities			15,901,573				15,901,573				—				—
Total assets			21,077,379				15,902,946				5,174,433				—
						Fair value measurement at reporting date using
Description		Fair value as of December 31, 2019				Quoted Prices in Active Markets for Identical Assets (Level 1)				Significant Other Observable Inputs (Level 2)				Significant Unobservable Inputs (Level 3)
		RMB				RMB				RMB				RMB
Assets:
Cash equivalents
Money market funds			3,590,620				3,590,620				—				—
Restricted cash			2,940,859				—				2,940,859				—
Short-term investments
Wealth management products			23,206,770				—				23,206,770				—
Investment securities
Listed equity securities			21,417,104				21,417,104				—				—
Total assets			51,155,353				25,007,724				26,147,629				—

Schedule of carrying value and fair value of investment securities

		Cost Basis				Gross Unrealized Gains				Gross Unrealized Losses				Provision for Decline in Value				Fair Value
		RMB				RMB				RMB				RMB				RMB
December 31, 2017			9,087,935				1,476,834				(513,047	)			(23,909	)			10,027,813
December 31, 2018			16,071,098				3,952,704				(4,122,229	)			—				15,901,573
December 31, 2019			18,329,057				5,008,610				(1,920,563	)			—				21,417,104

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- References

No definition available.

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X

- Definition

Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value.

+ References

No definition available.

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- Definition

Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, 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://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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