Condensed Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenue	$ 3,499.1	$ 3,469.2
Salary and service costs	2,624.6	2,597.2
Occupancy and other costs	300.1	318.0
Cost of services	2,924.7	2,915.2
Selling, general and administrative expenses	108.1	102.1
Depreciation and amortization	74.2	74.2
Operating Expenses	3,107.0	3,091.5
Operating Income	392.1	377.7
Interest Expense	50.3	43.6
Interest Income	10.2	9.4
Income Before Income Taxes and Income (Loss) From Equity Method Investments	352.0	343.5
Income Tax Expense	115.5	112.7
Income (Loss) From Equity Method Investments	(0.2)	(1.0)
Net Income	236.3	229.8
Net Income Attributed To Noncontrolling Interests	17.9	20.7
Net Income - Omnicom Group Inc.	$ 218.4	$ 209.1
Net Income Per Share - Omnicom Group Inc.:
Basic	$ 0.90	$ 0.84
Diluted	0.90	0.83
Dividends Declared Per Common Share	$ 0.50	$ 0.50