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Intangible assets, net (Summary of Group's Intangible Assets) (Details) ¥ in Thousands, $ in Thousands | Dec. 31, 2016 CNY (¥) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 CNY (¥)
--- | --- | --- | ---
Intangible assets, net [Line Items] |  |  |
Gross carrying amount | ¥ 252,488 |  | ¥ 297,634
Less: accumulated amortization | (134,077) |  | (87,485)
Less: accumulated impairment | (59,485) |  | (63,712)
Intangible assets, net | 58,926 | $ 8,487 | 146,437
Brand names [Member] |  |  |
Intangible assets, net [Line Items] |  |  |
Gross carrying amount | 59,034 |  | 102,654
Less: accumulated amortization | (21,810) |  | (20,294)
Operating rights for game broadcasting [Member] |  |  |
Intangible assets, net [Line Items] |  |  |
Gross carrying amount | 58,655 |  | 35,071
Less: accumulated amortization | (46,855) |  | (23,278)
Operating rights for licensed games [Member] |  |  |
Intangible assets, net [Line Items] |  |  |
Gross carrying amount | 40,274 |  | 46,879
Less: accumulated amortization | (30,804) |  | (15,010)
Software [Member] |  |  |
Intangible assets, net [Line Items] |  |  |
Gross carrying amount | 30,632 |  | 38,307
Less: accumulated amortization | (13,110) |  | (9,464)
Domain names [Member] |  |  |
Intangible assets, net [Line Items] |  |  |
Gross carrying amount | 27,311 |  | 25,902
Less: accumulated amortization | (8,449) |  | (6,249)
Technology [Member] |  |  |
Intangible assets, net [Line Items] |  |  |
Gross carrying amount | 18,282 |  | 17,621
Less: accumulated amortization | (9,457) |  | (7,712)
Others [Member] |  |  |
Intangible assets, net [Line Items] |  |  |
Gross carrying amount | 18,300 |  | 31,200
Less: accumulated amortization | ¥ (3,592) |  | ¥ (5,478)

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