Amount of aggregate acquisition consideration.

No definition available.

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Period Type:	instant

- Definition

Fair value of the contingent consideration as of the acquisition date based on assessment of the achievement of the operational goal.

+ References

No definition available.

+ Details

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- Definition

Fair value change of contingent consideration.

+ References

No definition available.

+ Details

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- Definition

Amount of cash consideration, consisting of acquisition-date fair value of assets by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

No definition available.

+ Details

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- Definition

Amount of net assets attributable to disposal group held for sale or disposed of.

+ References

No definition available.

+ Details

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Balance Type:	debit
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- Definition

The percentage of economic ownership that the Group acquired.

+ References

No definition available.

+ Details

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- Details

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- Definition

For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (c)(3)

-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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Data Type:	xbrli:monetaryItemType
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- Definition

Amount of gain (loss), after tax expense or benefit and not previously recognized, resulting from the sale of a business component.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e957-107759

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760

+ Details

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- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Amount classified as goodwill attributable to disposal group held for sale or disposed of.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 10

-URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e1107-107759

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 50

-Paragraph 2

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760

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- Definition

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1,2)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

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- Definition

The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 55

-Paragraph 4K

-URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591552-111686

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 45

-Paragraph 19

-URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (a),(c)

-URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684

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-Topic 810

-SubTopic 10

-Section 55

-Paragraph 4J

-URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591551-111686

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- Details

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Acquisitions (Narrative of Internet Service Business Acquired in January 2014) (Details) (USD $)	12 Months Ended			1 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jul. 31, 2014	Jan. 31, 2014
Business Acquisition [Line Items]
Consolidated net revenue contributed by investee	$ 1,085,198,000us-gaap_GrossProfit	$ 583,250,000us-gaap_GrossProfit	$ 296,230,000us-gaap_GrossProfit
Consolidated net loss contributed by investee	(216,163,000)us-gaap_ProfitLoss	(97,849,000)us-gaap_ProfitLoss	(46,471,000)us-gaap_ProfitLoss
Game platform business [Member]
Business Acquisition [Line Items]
Consideration of selling portion of acquired business				12,000,000
Net carrying value of disposed business				12,000,000
Goodwill allocated to the disposed business				9,951,000
Recognized gain or loss for disposal				0
Internet service company acquired in January 2014 [Member]
Business Acquisition [Line Items]
Percentage of equity interest acquired					100.00%
Purchase consideration					66,146,000
Initial consideration, cash					47,363,000
Contingent consideration, cash					20,000,000
Fair value of contingent consideration					18,783,000
Fair value change in contingent consideration	1,217,000
Consolidated net revenue contributed by investee	138,919,000
Consolidated net loss contributed by investee	$ 7,504,000