Condensed Consolidated Statement of Operations and Comprehensive Income (Loss) - USD ($) shares in Millions, $ in Millions		3 Months Ended
		Mar. 31, 2022		Mar. 31, 2021
Net revenues:
Site Rental		$ 1,576		$ 1,369
Services and other		166		116
Net Revenues		1,742		1,485
Operating expenses:
Site rental	[1]	396		381
Services and other	[1]	113		81
Selling, general and administrative		181		164
Asset write-down charges		14		3
Depreciation, amortization and accretion		420		408
Total operating expenses		1,124		1,037
Operating income (loss)		618		448
Interest expense and amortization of deferred financing costs		(164)		(170)
Gains (losses) on retirement of long-term obligations		(26)	[2]	(143)
Interest income		0		1
Other income (expense)		(1)		(8)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest		427		128
Benefit (provision) for income taxes		(6)		(7)
Income (loss) from continuing operations		421		121
Net gain (loss) from disposal of discontinued operations, net of tax		0		(63)
Income (loss) from discontinued operations, net of tax		0		(63)
Net income (loss)		421		58
Foreign currency translation adjustments		1		$ 1	[3]
Total other comprehensive income (loss)	[3]	$ 1
Income (loss) from continuing operations, per share - basic		$ 0.97		$ 0.28
Income (loss) from discontinued operations, per share - basic		0		(0.15)
Income (loss) from continuing operations, per share - diluted		0.97		0.28
Income (loss) from discontinued operations, per share - diluted		$ 0		$ (0.15)
Weighted-average common shares outstanding, basic		433		432
Weighted-average common shares outstanding, diluted		434		433
Comprehensive Income (Loss), Net of Tax, Attributable to Parent		$ 422		$ 59

[1] Exclusive of depreciation, amortization and accretion shown separately.

[2] Inclusive of the write off of respective deferred financing costs.

[3] See the condensed consolidated statement of operations and other comprehensive income (loss) for the components of other comprehensive income (loss).