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Share based compensation (Restricted Shares - Narrative) (Details) - CNY (¥) ¥ in Thousands | 12 Months Ended | 72 Months Ended
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2015
Share-based Compensation Award, Tranche Two [Member] |  |  |  |
Share-based compensation [Line Items] |  |  |  |
Number of equal installments in which award will vest | 2 |  |  |
Restricted shares [Member] |  |  |  |
Share-based compensation [Line Items] |  |  |  |
Share-based compensation (benefit) | ¥ 0 | ¥ 0 | ¥ 3,771 |
Restricted shares [Member] | Share-based Compensation Award, Tranche One [Member] |  |  |  |
Share-based compensation [Line Items] |  |  |  |
Vesting period | 24 months |  |  |
Vesting rate | 50.00% |  |  |
Restricted shares [Member] | Share-based Compensation Award, Tranche Two [Member] |  |  |  |
Share-based compensation [Line Items] |  |  |  |
Vesting period | 24 months |  |  |
Vesting rate | 50.00% |  |  |
Restricted shares [Member] | Maximum [Member] |  |  |  |
Share-based compensation [Line Items] |  |  |  |
Period from receipt of the notification to deliver a properly signed agreement after which service vested shares held by leaving employee shall automatically lapse and expire | 30 days |  |  |
Duowan Entertainment Corporation [Member] | Non Employee [Member] |  |  |  |
Share-based compensation [Line Items] |  |  |  |
Granted (in shares) |  |  |  | 100,000
Duowan Entertainment Corporation [Member] | Employees [Member] |  |  |  |
Share-based compensation [Line Items] |  |  |  |
Granted (in shares) |  |  |  | 61,250,677

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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Percentage of vesting of share-based compensation awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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