Debt (Schedule of Principal Values, Fair Values, and Carrying Values of Debt) (Details) - USD ($)	6 Months Ended
	Jun. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Principal Balance	$ 12,582,000,000	$ 13,672,750,000
Fair Value	11,897,397,000	12,849,650,000
Carrying Value	12,511,545,000	13,591,738,000
Less: current maturities of long-term debt	(772,181,000)	(1,187,913,000)
Total long-term debt, net of current maturities	$ 11,739,364,000	12,403,825,000
2024 Term Loan [Member]
Debt Instrument [Line Items]
Maturity Date	Jan. 25, 2031
Principal Balance	$ 2,277,000,000	2,282,750,000
Fair Value	2,288,385,000	2,282,750,000
Carrying Value	$ 2,256,003,000	2,260,217,000
2019-1C Tower Securities [Member]
Debt Instrument [Line Items]
Maturity Date	Jan. 12, 2025
Principal Balance		1,165,000,000
Fair Value		1,128,803,000
Carrying Value		1,164,913,000
2020-1C Tower Securities [Member]
Debt Instrument [Line Items]
Maturity Date	Jan. 09, 2026
Principal Balance	$ 750,000,000	750,000,000
Fair Value	724,995,000	726,038,000
Carrying Value	$ 749,181,000	748,425,000
2020-2C Tower Securities [Member]
Debt Instrument [Line Items]
Maturity Date	Jan. 11, 2028
Principal Balance	$ 600,000,000	600,000,000
Fair Value	515,604,000	516,342,000
Carrying Value	$ 597,708,000	597,273,000
2021-1C Tower Securities [Member]
Debt Instrument [Line Items]
Maturity Date	Nov. 09, 2026
Principal Balance	$ 1,165,000,000	1,165,000,000
Fair Value	1,006,886,000	1,008,331,000
Carrying Value	$ 1,161,641,000	1,160,436,000
2021-2C Tower Securities [Member]
Debt Instrument [Line Items]
Maturity Date	Apr. 09, 2027
Principal Balance	$ 895,000,000	895,000,000
Fair Value	762,665,000	763,757,000
Carrying Value	$ 891,782,000	890,896,000
2021-3C Tower Securities [Member]
Debt Instrument [Line Items]
Maturity Date	Oct. 09, 2031
Principal Balance	$ 895,000,000	895,000,000
Fair Value	678,168,000	679,144,000
Carrying Value	$ 888,716,000	888,260,000
2022-1C Tower Securities [Member]
Debt Instrument [Line Items]
Maturity Date	Jan. 11, 2028
Principal Balance	$ 850,000,000	850,000,000
Fair Value	870,077,000	878,475,000
Carrying Value	$ 844,329,000	843,321,000
2024-1C Tower Securities [Member]
Debt Instrument [Line Items]
Maturity Date	Oct. 09, 2029
Principal Balance	$ 1,450,000,000	1,450,000,000
Fair Value	1,451,204,000	1,453,292,000
Carrying Value	$ 1,438,893,000	1,437,978,000
2024-2C Tower Securities [Member]
Debt Instrument [Line Items]
Maturity Date	Oct. 08, 2027
Principal Balance	$ 620,000,000	620,000,000
Fair Value	623,243,000	618,698,000
Carrying Value	$ 615,776,000	615,017,000
2020 Senior Notes [Member]
Debt Instrument [Line Items]
Maturity Date	Feb. 15, 2027
Principal Balance	$ 1,500,000,000	1,500,000,000
Fair Value	1,478,670,000	1,440,270,000
Carrying Value	$ 1,494,623,000	1,493,039,000
2021 Senior Notes [Member]
Debt Instrument [Line Items]
Maturity Date	Feb. 01, 2029
Principal Balance	$ 1,500,000,000	1,500,000,000
Fair Value	1,417,500,000	1,353,750,000
Carrying Value	$ 1,492,893,000	$ 1,491,963,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Maturity Date	Jan. 25, 2029
Principal Balance	$ 80,000,000
Fair Value	80,000,000
Carrying Value	$ 80,000,000

SBA COMMUNICATIONS CORP 10-Q