Property and Equipment, Net (Property and Equipment, Net (Including Assets Held Under Capital Leases)) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 6,685,162	$ 6,279,358
Less: accumulated depreciation	(3,971,435)	(3,703,871)
Property and equipment, net	2,713,727	2,575,487
Towers and Related Assets [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	5,650,902	5,323,803
Construction-In-Process [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	77,564	47,565
Furniture, Equipment and Vehicles [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	67,403	59,939
Land, Buildings and Improvements [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 889,293	$ 848,051