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Equity Method Investments - Narrative (Details) - USD ($) $ in Millions		3 Months Ended	9 Months Ended
	Apr. 10, 2024	Jun. 30, 2024	Sep. 30, 2025	Dec. 31, 2024
Schedule of Equity Method Investments [Line Items]
Equity method investments			$ 601	$ 519
Secured Debt | AMER 2 Loan
Schedule of Equity Method Investments [Line Items]
Borrowing capacity			392
Upfront fee			$ 4
Effective interest rate			10.00%
Unused commitment fee			0.75%
Extension term			1 year
Prepayment penalty term			18 months
Borrowing, outstanding			$ 319
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Silicon Valley 12 (“SV12”) Data Center Site
Schedule of Equity Method Investments [Line Items]
Gain on sale of equity method investment		$ 18
AMER 2 Joint Venture
Schedule of Equity Method Investments [Line Items]
Ownership Percentage	20.00%
Equity method investments	$ 26
AMER 2 Joint Venture | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Silicon Valley 12 (“SV12”) Data Center Site
Schedule of Equity Method Investments [Line Items]
Consideration	293
Proceeds from sale of data centers	246
Receivables acquired in sale of asset	$ 21

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