Acquisitions (Schedule of Acquisition Capital Expenditures) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) item	Mar. 31, 2021 USD ($) item
Business Acquisition [Line Items]
Acquisitions of towers and related intangible assets	$ 207,863	$ 101,630
Acquisition of right-of-use assets		945,915
Land buyouts and other assets	7,318	5,131
Total cash acquisition capital expenditures	215,181	1,052,676
Ground lease extensions	3,800	$ 2,800
Airtel Tanzania [Member]
Business Acquisition [Line Items]
Acquisitions of towers and related intangible assets	$ 176,100
Number of communication sites acquired | item	1,445
Exclusive Right to Lease and Operate Utility Transmission Structures [Member]
Business Acquisition [Line Items]
Number of utility transmission structures acquired | item		697
Consideration transferred		$ 954,000
Finance lease term	70 years
Legal Title Fully Transferred [Member] | Airtel Tanzania [Member]
Business Acquisition [Line Items]
Number of communication sites acquired | item	963
Initially Recorded in Acquired and Other Right-of-use Assets, Net [Member] | Airtel Tanzania [Member]
Business Acquisition [Line Items]
Number of communication sites acquired | item	482