Segment Information (Tables)

9 Months Ended

Sep. 30, 2014

Segment Reporting [Abstract]

Premium Income by Major Line of Business within Each Segment

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
	2014		2013		2014		2013
	(in millions of dollars)
Unum US
Group Disability
Group Long-term Disability	$	387.7	$	385.0	$	1,157.4	$	1,172.5
Group Short-term Disability	138.3		129.5		413.4		389.6
Group Life and Accidental Death & Dismemberment
Group Life	316.1		305.2		939.2		911.0
Accidental Death & Dismemberment	32.2		30.5		93.9		91.6
Supplemental and Voluntary
Individual Disability - Recently Issued	116.9		114.9		348.8		349.3
Voluntary Benefits	171.5		159.5		520.2		481.8
	1,162.7		1,124.6		3,472.9		3,395.8
Unum UK
Group Long-term Disability	104.5		96.5		313.4		290.7
Group Life	34.1		25.6		102.6		83.1
Supplemental	14.0		15.2		42.3		44.9
	152.6		137.3		458.3		418.7
Colonial Life
Accident, Sickness, and Disability	190.7		185.0		569.0		554.5
Life	57.9		55.6		172.8		165.7
Cancer and Critical Illness	70.8		68.5		210.8		203.9
	319.4		309.1		952.6		924.1
Closed Block
Individual Disability	154.0		169.3		472.9		521.7
Long-term Care	158.3		157.0		471.9		473.6
All Other	0.2		—		0.7		0.1
	312.5		326.3		945.5		995.4
Total Premium Income	$	1,947.2	$	1,897.3	$	5,829.3	$	5,734.0

Selected Operating Statement Data by Segment

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, 2014
Premium Income	$	1,162.7	$	152.6	$	319.4	$	312.5	$	—		$	1,947.2
Net Investment Income	216.6		34.4		35.7		317.7		2.0			606.4
Other Income	30.2		—		0.1		23.4		0.9			54.6
Operating Revenue	$	1,409.5	$	187.0	$	355.2	$	653.6	$	2.9		$	2,608.2
Operating Income (Loss)	$	214.3	$	33.5	$	71.2	$	26.2	$	(32.9	)	$	312.3
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

	Unum US		Unum UK		Colonial Life		Closed Block		Corporate			Total
	(in millions of dollars)
Nine Months Ended September 30, 2014
Premium Income	$	3,472.9	$	458.3	$	952.6	$	945.5	$	—		$	5,829.3
Net Investment Income	664.2		112.3		108.8		960.5		2.2			1,848.0
Other Income	91.4		0.1		0.1		69.5		2.2			163.3
Operating Revenue	$	4,228.5	$	570.7	$	1,061.5	$	1,975.5	$	4.4		$	7,840.6
Operating Income (Loss)	$	643.9	$	109.6	$	225.9	$	92.6	$	(102.9	)	$	969.1
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

Reconciliation of Operating Revenue and Operating Income by Segment to Total Revenue and Income Before Income Tax

A reconciliation of "operating revenue" to total revenue and "operating income" to income before income tax is as follows:

	Three Months Ended September 30						Nine Months Ended September 30
	2014			2013			2014			2013
	(in millions of dollars)
Operating Revenue	$	2,608.2		$	2,567.0		$	7,840.6		$	7,770.1
Net Realized Investment Gain (Loss)	1.2			(26.1		)	33.4			(2.5		)
Total Revenue	$	2,609.4		$	2,540.9		$	7,874.0		$	7,767.6
Operating Income	$	312.3		$	312.9		$	969.1		$	932.4
Net Realized Investment Gain (Loss)	1.2			(26.1		)	33.4			(2.5		)
Non-operating Retirement-related Loss	(1.4		)	(2.7		)	(4.2		)	(30.5		)
Costs Related to Early Retirement of Debt	—			—			(13.2		)	—
Income Before Income Tax	$	312.1		$	284.1		$	985.1		$	899.4

Assets by Segment

Assets by segment are as follows:

	September 30		December 31
	2014		2013
	(in millions of dollars)
Unum US	$	18,672.5	$	18,384.3
Unum UK	3,798.0		3,654.1
Colonial Life	3,623.9		3,482.9
Closed Block	33,151.7		31,564.2
Corporate	2,714.5		2,318.1
Total Assets	$	61,960.6	$	59,403.6