ACQUISITIONS - Schedule of Allocation of Purchase Price for Asset Acquisitions (Details) - Acquisitions 2022 $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($)
Other
Current assets	$ 11.0
Property and equipment	57.5
Other non-current assets	3.4
Current liabilities	(0.8)
Other non-current liabilities	(4.9)
Net assets acquired	109.4
Fair value of net assets acquired	109.4
Purchase price	109.4
Tenant-related intangible assets
Other
Intangible assets	35.3
Network location intangible assets
Other
Intangible assets	$ 7.9