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Equity Method Investments (Details) € in Millions, £ in Millions | Dec. 15, 2020 USD ($) | Oct. 08, 2019 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2020 EUR (€) | Dec. 31, 2020 GBP (£) | Dec. 31, 2020 JPY (¥) | Dec. 17, 2020
--- | --- | --- | --- | --- | --- | --- | ---
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Ownership percentage |  | 20.00% | 20.00% | 20.00% | 20.00% | 20.00% |
EMEA Joint Venture | Equity contribution commitment | Equinix, Inc. |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Other commitment |  |  | $ 25,800,000 | € 13.8 | £ 6.6 |  |
EMEA Joint Venture | Equinix, Inc. |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Contribution to affiliate |  |  | 10,600,000 |  |  |  |
Equity contributions to joint venture |  |  | 48,000,000.0 |  |  |  |
EMEA Joint Venture | Disposed of by sale | London 10 And Paris 8 Data Centers | Equinix, Inc. |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Proceeds from sale of data centers |  | $ 351,800,000 |  |  |  |  |
Interest in Joint Venture |  | $ 41,900,000 |  |  |  |  |
EMEA Joint Venture | Disposed of by sale | London 10 And Paris 8 Data Centers | Equinix, Inc. |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Ownership interest |  | 20.00% |  |  |  |  |
EMEA Joint Venture | Disposed of by sale | Paris 9 Data Center | Equinix, Inc. |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Proceeds from sale of data centers | $ 124,600,000 |  |  |  |  |  |
Asia-Pacific Joint Venture | Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Ownership percentage |  |  |  |  |  |  | 20.00%
Initial fair value of equity method investment |  |  | 42,800,000 |  |  | ¥ 4,400,000,000 |
Receivables from Asia-Pacific Joint Venture |  |  | 16,900,000 |  |  | 1,700,000,000 |
Maximum exposure to loss |  |  | 121,100,000 |  |  | 12,400,000,000 |
Asia-Pacific Joint Venture | Joint Venture Credit Facility Agreement | Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Secured Debt |  |  | 305,200,000 |  |  |  |
Asia-Pacific Joint Venture | Bonds | Joint Venture Credit Facility Agreement | Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Secured Debt | ¥ |  |  |  |  |  | 10,000,000,000.0 |
Asia-Pacific Joint Venture | Secured Debt | Joint Venture Credit Facility Agreement | Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Secured Debt | ¥ |  |  |  |  |  | 21,500,000,000 |
Asia-Pacific Joint Venture | Equity contribution commitment | Equinix, Inc. |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Other commitment |  |  | $ 60,700,000 |  |  | ¥ 6,300,000,000 |

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