Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Operating Activities:
Net income (loss) attributable to OUTFRONT Media Inc.	$ 19.1	$ (20.6)
Adjustments to reconcile net income (loss) to net cash flow provided by operating activities:
Net income (loss) attributable to redeemable and non-redeemable noncontrolling interests	0.2	(0.1)
Depreciation and amortization	37.9	40.7
Stock-based compensation	5.6	9.5
Provision for doubtful accounts	2.2	1.5
Accretion expense	0.7	0.7
Net loss on dispositions	1.0	0.1
Equity in earnings of investee companies, net of tax	0.2	(1.9)
Distributions from investee companies	0.3	0.3
Amortization of deferred financing costs and debt discount	1.4	1.5
Change in assets and liabilities, net of investing and financing activities:
Decrease in receivables	69.2	45.3
Increase in prepaid MTA equipment deployment costs	(0.2)	0.0
(Increase) decrease in prepaid expenses and other current assets	(3.5)	0.8
Decrease in accounts payable and accrued expenses	(57.1)	(67.8)
Increase in operating lease assets and liabilities	0.5	2.1
Increase in deferred revenues	2.4	16.7
Increase (decrease) in income taxes	0.0	0.5
Other, net	(4.6)	4.3
Net cash flow provided by operating activities	75.3	33.6
Investing Activities:
Capital expenditures	(24.1)	(17.2)
Acquisitions	(8.1)	(5.7)
MTA franchise rights	(1.8)	(4.0)
Net proceeds from dispositions	0.0	0.7
Investment in investee companies	(4.0)	0.0
Return of investment in investee companies	0.0	1.5
Net cash flow used for investing activities	(38.0)	(24.7)
Financing Activities:
Proceeds from borrowings under short-term debt facilities	0.0	50.0
Repayments of borrowings under short-term debt facilities	0.0	(10.0)
Taxes withheld for stock-based compensation	(16.6)	(12.3)
Dividends	(53.4)	(53.0)
Net cash flow used for financing activities	(70.0)	(25.3)
Net decrease in cash and cash equivalents	(32.7)	(16.4)
Cash and cash equivalents at beginning of period	99.9	46.9
Cash and cash equivalents at end of period	67.2	30.5
Supplemental disclosure of cash flow Information:
Cash paid for income taxes	0.4	0.0
Cash paid for interest	47.1	46.2
Non-cash investing and financing activities:
Accrued purchases of property and equipment	3.3	13.4
Accrued MTA franchise rights	1.9	1.6
Taxes withheld for stock-based compensation	$ 2.8	$ 2.6