Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Consolidated Statements of Comprehensive Income (Loss) [Abstract]
Net income	$ 237,624	$ 24,047	$ 147,284
Adjustments related to interest rate swaps	93,087	(98,771)	(42,131)
Foreign currency translation adjustments	(47,814)	(140,098)	(14,729)
Comprehensive income (loss)	282,897	(214,822)	90,424
Comprehensive loss (income) attributable to noncontrolling interests		109	(753)
Comprehensive income (loss) attributable to SBA Communications Corporation	$ 282,897	$ (214,713)	$ 89,671