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NONCONTROLLING INTERESTS - Narrative (Details) € in Millions, ৳ in Millions, $ in Millions	1 Months Ended	3 Months Ended	6 Months Ended			12 Months Ended			48 Months Ended
	Aug. 31, 2022	Jun. 30, 2024 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2024 EUR (€)	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2021 BDT (৳)	Aug. 31, 2026	Dec. 31, 2023 USD ($)
Noncontrolling Interest [Line Items]
Noncash distributions to noncontrolling interest holders			$ 49.9		$ 0.0
Stonepeak
Noncontrolling Interest [Line Items]
Dividends declared for preferred stock			23.0
Noncash distributions to noncontrolling interest holders			37.5
Dividends declared for common stock		$ 13.0
Common Stock \| Stonepeak
Noncontrolling Interest [Line Items]
Accrued dividends										$ 91.7
Preferred Stock \| Stonepeak
Noncontrolling Interest [Line Items]
Accrued dividends		$ 11.5	$ 11.5
U.S. \| Data Centers
Noncontrolling Interest [Line Items]
Stock conversion period	4 years
U.S. \| Data Centers \| Common Stock
Noncontrolling Interest [Line Items]
Percentage of ownership after transaction (as a percent)			72.00%	72.00%
U.S. \| Data Centers \| Common Stock \| Forecast
Noncontrolling Interest [Line Items]
Percentage of ownership after transaction (as a percent)									64.00%
Kirtonkhola Tower Bangladesh Limited
Noncontrolling Interest [Line Items]
Percentage of interests acquired (as a percent)							51.00%	51.00%
Business combination, consideration transferred							$ 10.6	৳ 900
Stonepeak \| U.S. \| Data Centers
Noncontrolling Interest [Line Items]
Payments to acquire noncontrolling interest						$ 3,100.0
AT Europe Cv
Noncontrolling Interest [Line Items]
Dividends declared			$ 183.2	€ 170.0
AT Rhine CV
Noncontrolling Interest [Line Items]
Dividends declared			48.6	45.0
AT Iberia Cv
Noncontrolling Interest [Line Items]
Noncash distributions to noncontrolling interest holders			12.4
AT Iberia Cv \| Dividend One
Noncontrolling Interest [Line Items]
Dividends declared			24.0	22.4
AT Iberia Cv \| Dividend Two
Noncontrolling Interest [Line Items]
Dividends declared			$ 74.9	€ 70.0
ATC Europe
Noncontrolling Interest [Line Items]
Noncontrolling ownership interest percentage (as a percent)		52.00%	52.00%
ATC Europe \| CDPQ
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners (as a percent)		30.00%	30.00%
ATC Europe \| Allianz
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners (as a percent)		18.00%	18.00%
France \| ATC Europe
Noncontrolling Interest [Line Items]
Noncontrolling ownership interest percentage (as a percent)		100.00%	100.00%
Germany
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners (as a percent)		13.00%	13.00%
Germany \| ATC Europe
Noncontrolling Interest [Line Items]
Noncontrolling ownership interest percentage (as a percent)		87.00%	87.00%
Ownership percentage by noncontrolling owners (as a percent)		87.00%	87.00%
Spain
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners (as a percent)		17.00%	17.00%
Spain \| ATC Europe
Noncontrolling Interest [Line Items]
Noncontrolling ownership interest percentage (as a percent)		83.00%	83.00%
Kirtonkhola Tower Bangladesh Limited \| Confidence Group
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners (as a percent)							49.00%	49.00%
Stonepeak \| U.S. \| Data Centers
Noncontrolling Interest [Line Items]
Preferred stock, dividend rate (as a percent)			5.00%	5.00%
Preferred stock, conversion ratio		1	1
Stonepeak \| U.S. \| Data Centers \| Common Stock
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners (as a percent)		28.00%	28.00%
Stonepeak \| U.S. \| Data Centers \| Common Stock \| Forecast
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners (as a percent)									36.00%
Stonepeak \| U.S. \| Data Centers \| Preferred Stock
Noncontrolling Interest [Line Items]
Ownership percentage by noncontrolling owners (as a percent)		100.00%	100.00%