Revenue (Tables)

9 Months Ended

Sep. 30, 2023

Disaggregation of Revenue [Line Items]

Contract Assets and Contract Liabilities

	September 30, 2023		December 31, 2022		September 30, 2022
Contract assets:
Media and production costs	$	761.5	$	725.1	$	678.4
Contract assets and unbilled fees and costs	856.0		529.5		684.2
Work in process	$	1,617.5	$	1,254.6	$	1,362.6
Contract liabilities:
Customer advances	$	1,192.9	$	1,492.3	$	1,358.8

Geographic Markets [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue

Revenue by geographic market:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2023		2022		2023		2022
Americas:
North America	$	1,983.2	$	1,969.0	$	5,888.8	$	5,777.5
Latin America	99.4		77.3		258.0		224.9
EMEA:
Europe	1,016.8		908.2		3,014.3		2,925.1
Middle East and Africa	51.6		62.0		199.1		208.8
Asia-Pacific	427.1		426.9		1,271.1		1,284.6
Revenue	$	3,578.1	$	3,443.4	$	10,631.3	$	10,420.9

Discipline [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue

Revenue by discipline:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2023		2022		2023		2022
Advertising & Media	$	1,909.2	$	1,764.9	$	5,597.2	$	5,369.5
Precision Marketing	383.7		363.3		1,112.7		1,066.4
Commerce & Branding	211.6		211.9		631.7		630.3
Experiential	133.3		120.6		445.5		412.3
Execution & Support	206.1		262.0		673.2		811.2
Public Relations	392.4		393.0		1,161.5		1,149.4
Healthcare	341.8		327.7		1,009.5		981.8
Revenue	$	3,578.1	$	3,443.4	$	10,631.3	$	10,420.9