XML 143 R124.htm IDEA: XBRL DOCUMENT v3.8.0.1

Related Party Transactions (Detail) ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2017 CNY (¥)	Dec. 31, 2016 CNY (¥)	Dec. 31, 2015 CNY (¥)	Dec. 31, 2017 CNY (¥)
Related Party Transaction [Line Items]
Related party transaction, loans from	$ 8,557		¥ 121,928		¥ 55,675
Xiaomi Communication Technology Limited | Service Revenue
Related Party Transaction [Line Items]
Revenue from related party transactions	32,976	¥ 214,555	113,458	¥ 27,144
Beijing Kingsoft Cloud Network Technology Limited
Related Party Transaction [Line Items]
Related party transaction, loans from	318		1,105		2,070
Beijing Kingsoft Cloud Network Technology Limited | Service Revenue
Related Party Transaction [Line Items]
Revenue from related party transactions	1,237	8,046	19,471	7,969
Beijing Kingsoft Cloud Network Technology Limited | Service Expense [Member]
Related Party Transaction [Line Items]
Related party transaction expense	1,195	7,775	1,045
Chengdu Xingpu Investment Management Limited | Equipment and Property
Related Party Transaction [Line Items]
Related party transaction, purchase of equipment and property				37,101
Beijing Xiaomi Mobile Software Limited | Service Revenue
Related Party Transaction [Line Items]
Revenue from related party transactions	854	5,555	11,689	275
Beijing Cheetah Mobile Technology Limited | Service Revenue
Related Party Transaction [Line Items]
Revenue from related party transactions	788	5,128	9,478	6,712
Other Related Party Transactions
Related Party Transaction [Line Items]
Related party transaction, loans from	240		1,454		1,561
Other Related Party Transactions | Service Revenue
Related Party Transaction [Line Items]
Revenue from related party transactions	509	3,314	2,413	4,255
Other Related Party Transactions | Service Expense [Member]
Related Party Transaction [Line Items]
Related party transaction expense	405	2,632	9,178	20,023
Dyxnet Corporate Service Limited | Service Expense [Member]
Related Party Transaction [Line Items]
Related party transaction expense	987	6,424	10,883
Dyxnet Corporate Service Limited | Management Services [Member]
Related Party Transaction [Line Items]
Related party transaction expense				¥ 16,602
Beijing Chengyishidai Network Technology Company Limited
Related Party Transaction [Line Items]
Related party transaction, loans from	556				¥ 3,618
Beijing Chengyishidai Network Technology Company Limited | Service Expense [Member]
Related Party Transaction [Line Items]
Related party transaction expense	458	2,979
Beijing Fastweb Network Technology Co Ltd Bjfastweb
Related Party Transaction [Line Items]
Related party transaction, loans to	3,074	20,000
Related party transaction, interest income from loan	32	210
Beijing Fastweb Network Technology Co Ltd Bjfastweb | Equipment and Property
Related Party Transaction [Line Items]
Related party transaction, sales of equipment and property	157	1,021
WNT Technology Limited | Equipment and Property
Related Party Transaction [Line Items]
Related party transaction, purchase of equipment and property	404	2,629
Dyxnet Internet Center Limited | Equipment and Property
Related Party Transaction [Line Items]
Related party transaction, purchase of equipment and property	190	1,234	3,079
CD Guotao
Related Party Transaction [Line Items]
Related party transaction, loans from			¥ 3,483
WiFire (Beijing) Technology Co., Ltd. | Service Revenue
Related Party Transaction [Line Items]
Revenue from related party transactions	1,495	9,726
WiFire (Beijing) Technology Co., Ltd. | Service Expense [Member]
Related Party Transaction [Line Items]
Related party transaction expense	$ 248	¥ 1,616

X

- Definition

Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(k)(1))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_DueToRelatedPartiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of interest income earned from interest-bearing assets owed to the entity by related party.

+ References

No definition available.

+ Details

Name:	us-gaap_InterestIncomeRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of transactions with related party during the financial reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864

+ Details

Name:	us-gaap_RelatedPartyTransactionAmountsOfTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

+ Details

Name:	us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- 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

Name:	us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Reflects the sum of all other revenue and income realized from sales and other transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party during the period.

+ References

No definition available.

+ Details

Name:	us-gaap_RelatedPartyTransactionOtherRevenuesFromTransactionsWithRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

No definition available.

+ Details

Name:	us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Related Party Transaction Sales To Related Party.

+ References

No definition available.

+ Details

Name:	vnet_RelatedPartyTransactionSalesToRelatedParty
Namespace Prefix:	vnet_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_XiaomiCommunicationTechnologyLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=vnet_ServiceRevenueMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_BeijingKingsoftCloudNetworkTechnologyLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=vnet_ServiceExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_ChengduXingpuInvestmentManagementLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorPropertyClassAxis=us-gaap_EquipmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_BeijingXiaomiMobileSoftwareLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_BeijingCheetahMobileTechnologyLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_OtherRelatedPartyTransactionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_DyxnetCorporateServiceLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=vnet_ManagementServicesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_BeijingChengyishidaiNetworkTechnologyCompanyLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_BeijingFastwebNetworkTechnologyCoLtdBjFastwebMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_WNTTechnologyLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_DyxnetInternetCenterLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_CDGuotaoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=vnet_WifireBeijingTechnologyCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: