XML 60 R42.htm IDEA: XBRL DOCUMENT v3.22.0.1
Basis of Presentation (Details)
$ in Millions
12 Months Ended
Dec. 31, 2021
USD ($)
AT&T [Member]  
Purchase Option, Percentage of Towers 22.00%
T-Mobile [Member]  
Purchase Option, Percentage of Towers 15.00%
Sprint assumed by T-Mobile [Member]  
Purchase Option, Percentage of Towers 16.00%
Subject to Capital Lease with TMO or AT&T [Member]  
Purchase Option, Percentage of Towers 53.00%
AT&T Prior to 2025 [Member]  
Purchase Option Price $ 10
AT&T lease or sublease in accordance with TMO Agreement [Member]  
Purchase Option Price $ 405
Tower count as a percentage of total towers 1.00%
T-Mobile [Member]  
Purchase Option Price $ 2,000
Period of tower lease 28 years
Sprint assumed by T-Mobile [Member]  
Purchase Option Price $ 2,300
Period of tower lease 32 years
AT&T [Member]  
Purchase Option Price $ 4,200
Period of tower lease 28 years