Segment Information

9 Months Ended

Sep. 30, 2013

Segment Reporting [Abstract]

Segment Information

Our reporting segments are comprised of Unum US, Unum UK, Colonial Life, Closed Block, and Corporate.

Premium income by major line of business within each of our segments is presented as follows:

	Three Months Ended September 30				Nine Months Ended September 30
	2013		2012		2013		2012
	(in millions of dollars)
Unum US
Group Disability
Group Long-term Disability	$	385.0	$	392.4	$	1,172.5	$	1,185.7
Group Short-term Disability	129.5		120.1		389.6		356.0
Group Life and Accidental Death & Dismemberment
Group Life	305.2		297.3		911.0		885.1
Accidental Death & Dismemberment	30.5		29.2		91.6		86.2
Supplemental and Voluntary
Individual Disability - Recently Issued	114.9		119.9		349.3		357.0
Voluntary Benefits	159.5		153.0		481.8		468.9
	1,124.6		1,111.9		3,395.8		3,338.9
Unum UK
Group Long-term Disability	96.5		102.9		290.7		306.5
Group Life	25.6		56.4		83.1		164.6
Supplemental and Voluntary	15.2		15.9		44.9		48.0
	137.3		175.2		418.7		519.1
Colonial Life
Accident, Sickness, and Disability	185.0		181.8		554.5		541.8
Life	55.6		52.2		165.7		156.3
Cancer and Critical Illness	68.5		65.4		203.9		194.5
	309.1		299.4		924.1		892.6
Closed Block
Individual Disability	169.3		183.1		521.7		554.9
Long-term Care	157.0		159.4		473.6		471.5
All Other	—		0.4		0.1		1.9
	326.3		342.9		995.4		1,028.3
Total	$	1,897.3	$	1,929.4	$	5,734.0	$	5,778.9

Selected operating statement data by segment is presented as follows:

	Unum US		Unum UK		Colonial Life		Closed Block		Corporate			Total
	(in millions of dollars)
Three Months Ended September 30, 2013
Premium Income	$	1,124.6	$	137.3	$	309.1	$	326.3	$	—		$	1,897.3
Net Investment Income	233.1		30.3		36.3		315.4		0.4			615.5
Other Income	30.2		0.1		—		23.6		0.3			54.2
Operating Revenue	$	1,387.9	$	167.7	$	345.4	$	665.3	$	0.7		$	2,567.0
Operating Income (Loss)	$	219.8	$	31.3	$	69.0	$	25.7	$	(32.9	)	$	312.9
Three Months Ended September 30, 2012
Premium Income	$	1,111.9	$	175.2	$	299.4	$	342.9	$	—		$	1,929.4
Net Investment Income	236.3		34.8		33.9		307.3		6.9			619.2
Other Income	31.3		—		—		26.4		0.4			58.1
Operating Revenue	$	1,379.5	$	210.0	$	333.3	$	676.6	$	7.3		$	2,606.7
Operating Income (Loss)	$	216.3	$	27.5	$	68.7	$	25.6	$	(27.4	)	$	310.7

	Unum US		Unum UK		Colonial Life		Closed Block		Corporate			Total
	(in millions of dollars)
Nine Months Ended September 30, 2013
Premium Income	$	3,395.8	$	418.7	$	924.1	$	995.4	$	—		$	5,734.0
Net Investment Income	699.9		106.5		110.3		944.6		1.4			1,862.7
Other Income	99.0		0.1		0.1		71.5		2.7			173.4
Operating Revenue	$	4,194.7	$	525.3	$	1,034.5	$	2,011.5	$	4.1		$	7,770.1
Operating Income (Loss)	$	641.9	$	96.1	$	215.5	$	82.6	$	(103.7	)	$	932.4
Nine Months Ended September 30, 2012
Premium Income	$	3,338.9	$	519.1	$	892.6	$	1,028.3	$	—		$	5,778.9
Net Investment Income	711.8		120.5		103.5		913.4		23.0			1,872.2
Other Income	93.1		0.1		0.2		78.9		2.2			174.5
Operating Revenue	$	4,143.8	$	639.7	$	996.3	$	2,020.6	$	25.2		$	7,825.6
Operating Income (Loss)	$	634.9	$	96.3	$	206.0	$	66.7	$	(73.9	)	$	930.0

A reconciliation of total operating revenue and operating income by segment to revenue and net income as reported in our consolidated statements of income is presented as follows:

	Three Months Ended September 30						Nine Months Ended September 30
	2013			2012			2013			2012
	(in millions of dollars)
Operating Revenue by Segment	$	2,567.0		$	2,606.7		$	7,770.1		$	7,825.6
Net Realized Investment Gain (Loss)	(26.1		)	21.3			(2.5		)	31.6
Total Revenue	$	2,540.9		$	2,628.0		$	7,767.6		$	7,857.2
Operating Income by Segment	$	312.9		$	310.7		$	932.4		$	930.0
Net Realized Investment Gain (Loss)	(26.1		)	21.3			(2.5		)	31.6
Non-operating Retirement-related Loss	(2.7		)	(11.6		)	(30.5		)	(34.8		)
Income Tax	(78.4		)	(90.2		)	(262.5		)	(266.3		)
Net Income	$	205.7		$	230.2		$	636.9		$	660.5

Assets by segment are as follows:

	September 30		December 31
	2013		2012
	(in millions of dollars)
Unum US	$	18,569.7	$	19,391.2
Unum UK	3,690.1		3,975.8
Colonial Life	3,435.4		3,434.9
Closed Block	31,651.2		33,069.2
Corporate	2,239.4		2,365.0
Total	$	59,585.8	$	62,236.1