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ACQUISITIONS - Allocation of Purchase Price for Asset Acquisitions (Details) - Acquisitions 2025 $ in Millions	9 Months Ended
	Sep. 30, 2025 USD ($)
Asset Acquisition [Line Items]
Current assets	$ 6.3
Property and equipment	237.0
Other non-current assets	31.8
Current liabilities	(1.3)
Other non-current liabilities	(24.8)
Net assets acquired	364.6
Purchase price	364.6
Tenant-related intangible assets
Asset Acquisition [Line Items]
Intangible assets	61.1
Network location intangible assets
Asset Acquisition [Line Items]
Intangible assets	48.1
Other intangible assets
Asset Acquisition [Line Items]
Intangible assets	$ 6.4

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Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
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