The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders.

No definition available.

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- Definition

The net amount of stock issued during the period upon the conversion of convertible securities, net of adjustments (for example, to additional paid in capital) including the write-off of an equity component recognized to record the convertible debt instrument as two separate components - a debt component and an equity component. This item is meant to disclose the value of shares issued on conversion of convertible securities that were recorded as two separate (debt and equity) components.

+ References

No definition available.

+ Details

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- Definition

Amount of decrease to net income for accretion of temporary equity to its redemption value to derive net income apportioned to common stockholders.

+ References

No definition available.

+ Details

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- Definition

Carrying amount, attributable to parent, of an entity's issued and outstanding stock which is not included within permanent equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.

+ References

No definition available.

+ Details

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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.

+ Details

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- Definition

Value of new stock classified as temporary equity issued during the period.

+ References

No definition available.

+ Details

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- Details

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Convertible Redeemable Preferred Shares (Rollforward of Carrying Amounts of Series A, Series B, Series C1, Series C2 and Series D shares) (Details) ¥ in Thousands	1 Months Ended	12 Months Ended
	Aug. 31, 2014 CNY (¥)	Dec. 31, 2016 CNY (¥)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 CNY (¥)	Dec. 31, 2014 CNY (¥)
Temporary Equity [Line Items]
Change in redemption value of preferred shares				¥ (25,332)	¥ (79,169)
Deemed dividend from issuance of preferred share series C2 (Note 17)					16,666
Series A Preferred Stock [Member]
Temporary Equity [Line Items]
Beginning balance				55,924	49,710
Change in redemption value of preferred shares				1,648	6,214
Issuance of preferred shares
Conversion of preferred shares into class A ordinary shares				(57,572)
Ending balance					55,924
Series B Preferred Stock [Member]
Temporary Equity [Line Items]
Beginning balance				202,125	180,182
Change in redemption value of preferred shares				5,957	21,943
Issuance of preferred shares
Conversion of preferred shares into class A ordinary shares				(208,082)
Ending balance					202,125
Series C1 Preferred Stock [Member]
Temporary Equity [Line Items]
Beginning balance				355,176	308,848
Change in redemption value of preferred shares				12,453	46,328
Issuance of preferred shares
Conversion of preferred shares into class A ordinary shares				(367,629)
Ending balance					355,176
Series C2 Preferred Stock [Member]
Temporary Equity [Line Items]
Beginning balance				37,630
Change in redemption value of preferred shares
Issuance of preferred shares					20,964
Deemed dividend from issuance of preferred share series C2 (Note 17)	¥ 16,666				16,666
Conversion of preferred shares into class A ordinary shares				(37,630)
Ending balance					37,630
Series D Preferred Stock [Member]
Temporary Equity [Line Items]
Beginning balance				150,430
Change in redemption value of preferred shares				5,274	4,684
Issuance of preferred shares					145,746
Conversion of preferred shares into class A ordinary shares				(155,704)
Ending balance					¥ 150,430