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Acquisitions (Schedule of Acquisition Activity) (Details) - item | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Acquisitions [Abstract] |  |  |
Tower acquisitions (number of towers) | 91 | 4,790 | 991

X
- Definition Number of towers acquired. + References No definition available. + Details
Name: | sbac_NumberOfTowersAcquired
Namespace Prefix: | sbac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_BusinessCombinationsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration