XML 73 R54.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Deferred Government Grants (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Revenue Recognition and Deferred Revenue [Abstract] |
Movements of Deferred Government Grants | Movements of deferred government grants are as follows:
|  | For the year ended December 31, |
|  | 2015 |  |  | 2016 |  |  | 2017 |
|  | RMB |  |  | RMB |  |  | RMB |  |  | US$ |
Balance at beginning of the year |  |  | 33,572 |  |  |  | 37,620 |  |  |  | 30,993 |  |  |  | 4,764 |
Additions |  |  | 10,160 |  |  |  | — |  |  |  | 2,877 |  |  |  | 442 |
Decrease due to disposal of subsidiaries |  |  | — |  |  |  | — |  |  |  | (3,573 | ) |  |  | (549 | )
Recognized as a reduction of depreciation expense |  |  | (6,112 | ) |  |  | (6,627 | ) |  |  | (7,862 | ) |  |  | (1,209 | )
Balance at end of the year |  |  | 37,620 |  |  |  | 30,993 |  |  |  | 22,435 |  |  |  | 3,448 |

X
- References No definition available. + Details
Name: | us-gaap_RevenueRecognitionAndDeferredRevenueAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of Movements of Deferred Government Grants [Table Text Block] + References No definition available. + Details
Name: | vnet_ScheduleOfMovementsOfDeferredGovernmentGrantsTableTextBlock
Namespace Prefix: | vnet_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration