XML 116 R87.htm IDEA: XBRL DOCUMENT
v3.21.1

BUSINESS COMBINATIONS - Assets acquired notes (Details) - CNY (¥) ¥ in Thousands |  |  |  |  |  |  | 2 Months Ended | 7 Months Ended | 8 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 18, 2020 | Nov. 17, 2020 | Jun. 05, 2020 | Oct. 18, 2019 | Jun. 01, 2018 | May 02, 2018 | Dec. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2018 | Dec. 31, 2018 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | May 31, 2020
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net revenue |  |  |  |  |  |  |  |  |  |  | ¥ 5,738,972 | ¥ 4,122,405 | ¥ 2,792,077 |
Net (loss) income |  |  |  |  |  |  |  |  |  |  | ¥ (669,214) | ¥ (442,083) | ¥ (430,268) |
Guangzhou 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price |  |  |  |  |  | ¥ 262,244 |  |  |  |  |  |  |  | ¥ 207,310
Property and equipment |  |  |  |  |  | 780,312 |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  |  |  | 130,000 |  |  |  |  |  |  |  |
Net revenue |  |  |  |  |  |  |  |  |  | ¥ 85,298 |  |  |  |
Net (loss) income |  |  |  |  |  |  |  |  |  | ¥ (11,727) |  |  |  |
Guangzhou 3 | Customer relationships |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  |  |  | ¥ 130,000 |  |  |  |  |  |  |  |
Estimated useful life (in years) |  |  |  |  |  | 7 years |  |  |  |  |  |  |  |
Guangzhou 3 | Property and equipment under finance lease |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property and equipment |  |  |  |  |  | ¥ 291,000 |  |  |  |  |  |  |  |
Shanghai 11 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price |  |  |  |  | ¥ 320,000 |  |  |  |  |  |  |  |  |
Property and equipment |  |  |  |  | 233,405 |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  |  | 57,000 |  |  |  |  |  |  |  |  |
Net revenue |  |  |  |  |  |  |  |  | ¥ 35,489 |  |  |  |  |
Net (loss) income |  |  |  |  |  |  |  |  | ¥ (2,924) |  |  |  |  |
Shanghai 11 | Customer relationships |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  |  | ¥ 23,000 |  |  |  |  |  |  |  |  |
Estimated useful life (in years) |  |  |  |  | 10 years |  |  |  |  |  |  |  |  |
Shanghai 11 | Favorable leases |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  |  | ¥ 34,000 |  |  |  |  |  |  |  |  |
Estimated useful life (in years) |  |  |  |  | 13 years 7 months 6 days |  |  |  |  |  |  |  |  |
Target Group Guangzhou 6 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price |  |  |  | ¥ 431,727 |  |  |  |  |  |  |  |  |  |
Property and equipment |  |  |  | 493,026 |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  | 15,000 |  |  |  |  |  |  |  |  |  |
Net revenue |  |  |  |  |  |  | ¥ 0 |  |  |  |  |  |  |
Net (loss) income |  |  |  |  |  |  | ¥ (8,816) |  |  |  |  |  |  |
Target Group Guangzhou 6 | Customer relationships |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  |  | ¥ 15,000 |  |  |  |  |  |  |  |  |  |
Estimated useful life (in years) |  |  |  | 7 years 9 months 18 days |  |  |  |  |  |  |  |  |  |
Target Group Guangzhou 6 | Property and equipment under finance lease |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property and equipment |  |  |  | ¥ 174,194 |  |  |  |  |  |  |  |  |  |
Beijing 10, 11 and 12 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price |  |  | ¥ 788,554 |  |  |  |  |  |  |  |  |  |  |
Effective settlement of pre-existing relationships upon consolidation |  |  | 34,477 |  |  |  |  |  |  |  |  |  |  |
Property and equipment |  |  | 2,007,608 |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  | 191,000 |  |  |  |  |  |  |  |  |  |  |
Net revenue |  |  |  |  |  |  |  | ¥ 281,926 |  |  |  |  |  |
Net (loss) income |  |  |  |  |  |  |  | ¥ 14,083 |  |  |  |  |  |
Beijing 10, 11 and 12 | Customer relationships |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  |  | ¥ 191,000 |  |  |  |  |  |  |  |  |  |  |
Estimated useful life (in years) |  |  | 7 years 7 months 6 days |  |  |  |  |  |  |  |  |  |  |
Beijing 10, 11 and 12 | Property and equipment under finance lease |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property and equipment |  |  | ¥ 632,427 |  |  |  |  |  |  |  |  |  |  |
Shanghai 19 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price |  | ¥ 62,480 |  |  |  |  |  |  |  |  |  |  |  |
Property and equipment |  | 372,093 |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  | 56,100 |  |  |  |  |  |  |  |  |  |  |  |
Shanghai 19 | Customer relationships |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets |  | ¥ 56,100 |  |  |  |  |  |  |  |  |  |  |  |
Estimated useful life (in years) |  | 12 years 1 month 6 days |  |  |  |  |  |  |  |  |  |  |  |
Beijing 9 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price | ¥ 816,969 |  |  |  |  |  |  |  |  |  |  |  |  |
Effective settlement of pre-existing relationships upon consolidation | (65,706) |  |  |  |  |  |  |  |  |  |  |  |  |
Property and equipment | 403,556 |  |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets | 202,500 |  |  |  |  |  |  |  |  |  |  |  |  |
Beijing 9 | Customer relationships |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Identifiable intangible assets | ¥ 202,500 |  |  |  |  |  |  |  |  |  |  |  |  |
Estimated useful life (in years) | 6 years 6 months |  |  |  |  |  |  |  |  |  |  |  |  |
Beijing 9 | Property and equipment under finance lease |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property and equipment | ¥ 101,113 |  |  |  |  |  |  |  |  |  |  |  |  |

X
- Definition Fair value of effective settlement of pre-existing relationship prior to the acquisition, in consideration for the business combination. + References No definition available. + Details
Name: | gds_BusinessCombinationConsiderationTransferredEffectiveSettlementOfPreExistingRelationshipsPriorToCombination
Namespace Prefix: | gds_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=121600890&loc=d3e2207-128464 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- 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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(g)(1)(ii)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14064-108612 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 235 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-05(b)(2)) -URI http://asc.fasb.org/extlink&oid=120399901&loc=d3e537907-122884 Reference 8: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8924-108599 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121641772&loc=SL7669625-108580 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22663-107794 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599 Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684 Reference 14: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=120409616&loc=SL4591551-111686 Reference 15: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599 Reference 16: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3000-108585 Reference 17: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683 Reference 18: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 Reference 19: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599 Reference 20: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=120409616&loc=SL4591552-111686 Reference 21: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22658-107794 + Details
Name: | us-gaap_ProfitLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9031-108599 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130543-203045 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9054-108599 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gds_TargetGroupGuangzhou3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=gds_PropertyAndEquipmentFinanceLeaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gds_Shanghai11AcquisitionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_OffMarketFavorableLeaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gds_TargetGroupGuangzhou6Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gds_TargetGroupBeijing1011And12Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gds_Shanghai19AcquisitionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gds_Beijing9AcquisitionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |