Revenue (Tables)

6 Months Ended

Jun. 30, 2023

Disaggregation of Revenue [Line Items]

Contract Assets and Contract Liabilities

Contract assets and contract liabilities:

	June 30, 2023		December 31, 2022		June 30, 2022
Media and production costs	$	797.1	$	725.1	$	588.5
Contract assets and unbilled fees and costs	840.9		529.5		647.4
Work in process	$	1,638.0	$	1,254.6	$	1,235.9
Contract liabilities:
Customer advances	$	1,159.7	$	1,492.3	$	1,372.8

Geographic Markets [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue

Revenue by geographic market:

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Americas:
North America	$	1,978.8	$	1,969.5	$	3,905.6	$	3,808.5
Latin America	84.6		79.9		158.6		147.6
EMEA:
Europe	1,045.6		1,024.9		1,997.5		2,016.9
Middle East and Africa	62.6		64.9		147.5		146.8
Asia-Pacific	438.3		428.0		844.0		857.7
Revenue	$	3,609.9	$	3,567.2	$	7,053.2	$	6,977.5

Discipline [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue

Revenue by discipline:

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Advertising & Media	$	1,911.5	$	1,834.4	$	3,688.0	$	3,604.6
Precision Marketing	369.0		363.9		729.0		703.1
Commerce & Brand Consulting	210.5		207.0		420.1		418.4
Experiential	164.4		152.0		312.2		291.7
Execution & Support	211.6		272.2		467.1		549.2
Public Relations	393.6		394.0		769.1		756.4
Healthcare	349.3		343.7		667.7		654.1
Revenue	$	3,609.9	$	3,567.2	$	7,053.2	$	6,977.5