Document And Entity Information - USD ($) $ in Billions	12 Months Ended
	Dec. 31, 2022	Feb. 15, 2023	Jun. 30, 2022
Document And Entity Information [Abstract]
Document Type	10-K
Document Annual Report	true
Current Fiscal Year End Date	--12-31
Document Period End Date	Dec. 31, 2022
Document Fiscal Year Focus	2022
Document Transition Report	false
Entity File Number	001-16853
Entity Registrant Name	SBA COMMUNICATIONS CORPORATION
Entity Incorporation, State or Country Code	FL
Entity Tax Identification Number	65-0716501
Entity Address, Address Line One	8051 Congress Avenue
Entity Address, City or Town	Boca Raton
Entity Address, State or Province	FL
Entity Address, Postal Zip Code	33487
City Area Code	561
Local Phone Number	995-7670
Title of 12(b) Security	Class A Common Stock, $0.01 par value per share
Trading Symbol	SBAC
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	true
Entity Shell Company	false
Entity Public Float			$ 34.2
Entity Common Stock Shares Outstanding		108,038,955
Documents Incorporated By Reference	Portions of the Registrant’s definitive proxy statement for its 2023 annual meeting of shareholders, which proxy statement will be filed no later than 120 days after the close of the Registrant’s fiscal year ended December 31, 2022, are hereby incorporated by reference in Part III of this Annual Report on Form 10-K.
Amendment Flag	false
Document Fiscal Period Focus	FY
Entity Central Index Key	0001034054
Auditor Firm ID	42
Auditor Name	Ernst & Young LLP
Auditor Location	Boca Raton, Florida