Revenue (Tables)

9 Months Ended

Sep. 30, 2020

Disaggregation of Revenue [Line Items]

Work in Process and Contract Liabilities

Work in process and contract liabilities were (in millions):

	September 30, 2020		December 31, 2019		September 30, 2019
Work in process:
Contract assets and unbilled fees and costs	$	648.0	$	689.2	$	837.9
Media and production costs	526.4		568.4		590.0
	$	1,174.4	$	1,257.6	$	1,427.9
Contract liabilities:
Customer advances	$	1,129.5	$	1,215.3	$	1,059.2

Geographic Markets [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue

Revenue in our principal geographic markets was (in millions):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Americas:
North America	$	1,854.7	$	2,096.5	$	5,516.0	$	6,204.1
Latin America	61.6		100.2		187.8		286.0
EMEA:
Europe	875.0		948.6		2,525.9		2,930.0
Middle East and Africa	45.2		59.6		135.3		199.6
Asia-Pacific	370.0		418.9		1,049.1		1,192.8
	$	3,206.5	$	3,623.8	$	9,414.1	$	10,812.5

Discipline [Member]

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue

Revenue by discipline was (in millions):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Advertising	$	1,792.9	$	2,034.4	$	5,185.2	$	6,065.9
CRM Consumer Experience	516.2		629.2		1,578.0		1,881.7
CRM Execution & Support	276.9		337.4		822.8		1,009.6
Public Relations	322.8		337.2		950.2		1,020.6
Healthcare	297.7		285.6		877.9		834.7
	$	3,206.5	$	3,623.8	$	9,414.1	$	10,812.5