Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues:
Billboard		$ 1,182.3	$ 978.6	$ 1,189.9
Transit and other		281.6	257.7	592.3
Total revenues		1,463.9	1,236.3	1,782.2
Expenses:
Operating		784.0	710.8	958.6
Selling, general and administrative		368.2	315.1	371.7
Restructuring charges		0.0	5.8	0.3
Net gain on dispositions		(4.5)	(13.7)	(3.8)
Impairment charge		2.5	0.0	0.0
Depreciation		79.4	84.5	87.3
Amortization		66.0	61.3	59.0
Total expenses		1,295.6	1,163.8	1,473.1
Operating income		168.3	72.5	309.1
Interest expense, net		(130.4)	(131.1)	(134.9)
Loss on extinguishment of debt		(6.3)	0.0	(28.5)
Other income, net		0.0	0.1	0.1
Income (loss) before benefit (provision) for income taxes and equity in earnings of investee companies		31.6	(58.5)	145.8
Benefit (provision) for income taxes		3.4	(1.1)	(10.9)
Equity in earnings of investee companies, net of tax		1.4	(0.6)	5.7
Net income (loss) before allocation to non-controlling interests		36.4	(60.2)	140.6
Net income attributable to non-controlling interests		0.8	0.8	0.5
Net income (loss) attributable to OUTFRONT Media Inc.		$ 35.6	$ (61.0)	$ 140.1
Net income (loss) per common share:
Basic ($ per share)		$ 0.05	$ (0.56)	$ 0.97
Diluted ($ per share)		$ 0.05	$ (0.56)	$ 0.97
Weighted average shares outstanding:
Basic (shares)		145.4	144.3	142.5
Diluted (shares)	[1],[2],[3]	146.1	144.3	143.2

[1] The potential impact of 0.5 million shares of Class A equity interests of Outfront Canada in 2021, 1.0 million shares of Class A equity interests of Outfront Canada in 2020 and 1.4 million shares of Class A equity interests of Outfront Canada in 2019 was antidilutive. (See Note 11. Equity to the Consolidated Financial Statements.)

[2] The potential impact of 25.0 million shares of our common stock issuable upon conversion of our Series A Preferred Stock in 2021 and 17.5 million shares of our common stock issuable upon conversion of our Series A Preferred Stock in 2020 was antidilutive.

[3] The potential impact of an aggregate 0.1 million granted RSUs, PRSUs and stock options for 2021, 1.1 million granted RSUs, PRSUs and stock options for 2020 and 0.1 million granted RSUs, PRSUs and stock options for 2019 was antidilutive.