Segment Information (Tables)

9 Months Ended

Sep. 30, 2013

Selected Information And Details For MMC's Operating Segments

Selected information about the Company’s operating segments for the three-and nine-month periods ended September 30, 2013 and 2012 are as follows:



	Three Months Ended September 30,							Nine Months Ended September 30,
(In millions of dollars)	Revenue				Operating Income (Loss)			Revenue				Operating Income (Loss)
2013 –
Risk and Insurance Services	$	1,504		^(a)	$	222		$	4,963		^(c)	$	1,111
Consulting	1,437			^(b)	232			4,209			^(d)	624
Total Operating Segments	2,941				454			9,172				1,735
Corporate / Eliminations	(9		)		(50		)	(26		)		(147		)
Total Consolidated	$	2,932			$	404		$	9,146			$	1,588
2012–
Risk and Insurance Services	$	1,451		^(a)	$	222		$	4,781		^(c)	$	1,024
Consulting	1,405			^(b)	205			4,174			^(d)	552
Total Operating Segments	2,856				427			8,955				1,576
Corporate / Eliminations	(11		)		(49		)	(33		)		(153		)
Total Consolidated	$	2,845			$	378		$	8,922			$	1,423


^(a)	Includes inter-segment revenue of $1 million in both 2013 and 2012, interest income on fiduciary funds of $7 million and $10 million in 2013 and 2012, respectively, and equity method income of $2 million in 2013.


^(b)	Includes inter-segment revenue of $8 million and $10 million in 2013 and 2012, respectively, and interest income on fiduciary funds of $1 million in both 2013 and 2012.


^(c)	Includes inter-segment revenue of $4 million in both 2013 and 2012, interest income on fiduciary funds of $21 million and $31 million in 2013 and 2012, respectively, and equity method income of $10 million in both 2013 and 2012.


^(d)	Includes inter-segment revenue of $22 million and $29 million in 2013 and 2012, respectively, and interest income on fiduciary funds of $3 million and $2 million in 2013 and 2012, respectively.

Details of Operating Segment Revenue

Details of operating segment revenue for the three and nine-month periods ended September 30, 2013 and 2012 are as follows:



	Three Months Ended September 30,						Nine Months Ended September 30,
(In millions of dollars)	2013			2012			2013			2012
Risk and Insurance Services
Marsh	$	1,241		$	1,201		$	4,038		$	3,895
Guy Carpenter	263			250			925			886
Total Risk and Insurance Services	1,504			1,451			4,963			4,781
Consulting
Mercer	1,072			1,054			3,157			3,086
Oliver Wyman Group	365			351			1,052			1,088
Total Consulting	1,437			1,405			4,209			4,174
Total Operating Segments	2,941			2,856			9,172			8,955
Corporate/ Eliminations	(9		)	(11		)	(26		)	(33		)
Total	$	2,932		$	2,845		$	9,146		$	8,922

Impact of Transfer on Prior Year's Segment Information

The following reflects the impact of the transfer discussed above on prior year's segment information:



	Three Months Ended September 30, 2012									Nine Months Ended September 30, 2012
(In millions of dollars)	As Reported			Reclassification			Current Presentation			As Reported			Reclassification			Current Presentation
Revenue
Risk and Insurance Services
Marsh	$	1,260		$	(59	)	$	1,201		$	4,069		$	(174	)	$	3,895
Guy Carpenter	250			—			250			886			—			886
Total Risk and Insurance Services	1,510			(59		)	1,451			4,955			(174		)	4,781
Consulting
Mercer	995			59			1,054			2,912			174			3,086
Oliver Wyman Group	351			—			351			1,088			—			1,088
Total Consulting	1,346			59			1,405			4,000			174			4,174
Total Operating Segments	2,856			—			2,856			8,955			—			8,955
Corporate Eliminations	(11		)	—			(11		)	(33		)	—			(33		)
Total Revenue	$	2,845		$	—		$	2,845		$	8,922		$	—		$	8,922
Operating Income
Risk and Insurance Services	$	234		$	(12	)	$	222		$	1,052		$	(28	)	$	1,024
Consulting	193			12			205			524			28			552
Total Operating Segments	427			—			427			1,576			—			1,576
Corporate Eliminations	(49		)	—			(49		)	(153		)	—			(153		)
Total Consolidated	$	378		$	—		$	378		$	1,423		$	—		$	1,423

- Definition

Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made.

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- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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