Schedule III Supplementary Insurance Information

12 Months Ended

Dec. 31, 2012

Schedule III - Supplementary Insurance Info [Abstract]

Supplementary Insurance Information, for Insurance Companies Disclosure [Text Block]

SCHEDULE III--SUPPLEMENTARY INSURANCE INFORMATION

Unum Group and Subsidiaries

Segment	Deferred Acquisition Costs		Reserves for Future Policy Contract Benefits		Unearned Premiums		Policy and Contract Benefits
	(in millions of dollars)
December 31, 2012
Unum US	$	1,024.3	$	12,449.3	$	46.1	$	890.3
Unum UK	38.8		2,487.1		142.9		155.7
Colonial Life	692.4		1,691.3		29.9		149.8
Closed Block	—		28,066.7		207.8		288.8
Total	$	1,755.5	$	44,694.4	$	426.7	$	1,484.6
December 31, 2011 - As Adjusted (1)
Unum US	$	971.8	$	12,280.2	$	43.4	$	889.2
Unum UK	40.9		2,172.5		143.2		135.6
Colonial Life	664.4		1,598.1		28.5		134.7
Closed Block	—		27,001.1		218.1		334.5
Total	$	1,677.1	$	43,051.9	$	433.2	$	1,494.0

SCHEDULE III--SUPPLEMENTARY INSURANCE INFORMATION

Unum Group and Subsidiaries

(continued from preceding page)

Segment	Premium Income		Net Investment Income (2)		Benefits and Change in Reserves for Future Benefits (3)		Amortization of Deferred Acquisition Costs		All Other Expenses (4)		Premiums Written (5)
	(in millions of dollars)
December 31, 2012
Unum US	$	4,456.5	$	952.3	$	3,238.6	$	196.5	$	1,251.2	$	3,045.0
Unum UK	694.6		170.8		541.4		15.7		177.1		466.3
Colonial Life	1,194.5		138.6		627.3		166.5		265.3		986.3
Closed Block	1,370.5		1,230.5		2,314.9		—		290.7		1,358.6
Corporate	—		23.0		—		—		180.7		—
Total	$	7,716.1	$	2,515.2	$	6,722.2	$	378.7	$	2,165.0
December 31, 2011 - As Adjusted (1)
Unum US	$	4,296.0	$	951.4	$	3,113.5	$	188.1	$	1,250.5	$	2,965.8
Unum UK	687.6		189.9		493.8		15.3		178.0		480.0
Colonial Life	1,135.3		132.4		589.4		151.2		257.5		944.9
Closed Block	1,395.3		1,189.7		3,012.8		11.1		496.4		1,385.1
Corporate	—		56.2		—		—		187.1		—
Total	$	7,514.2	$	2,519.6	$	7,209.5	$	365.7	$	2,369.5
December 31, 2010 - As Adjusted (1)
Unum US	$	4,255.4	$	941.5	$	3,124.4	$	192.6	$	1,233.7	$	2,938.9
Unum UK	650.6		170.5		435.8		13.6		163.9		469.4
Colonial Life	1,075.7		122.5		534.7		150.1		244.4		901.9
Closed Block	1,449.7		1,166.4		2,259.2		17.0		334.9		1,430.4
Corporate	—		94.6		—		—		169.0		—
Total	$	7,431.4	$	2,495.5	$	6,354.1	$	373.3	$	2,145.9

(1) Prior period results have been adjusted for the retrospective adoption of the accounting standards update related to deferred acquisition costs. See Note 1 of the "Notes to Consolidated Financial Statements" contained herein in Item 8 for further discussion.

(2) Net investment income is allocated based upon segmentation. Each segment has its own specifically identified assets and receives the investment income generated by those assets.

(3) Included in 2011 in the Closed Block segment is a reserve charge of $573.6 million related to our long-term care business and a reserve charge of $183.5 million related to our individual disability business.

(4) Includes commissions, interest and debt expense, deferral of acquisition costs, compensation expense, non-operating retirement related loss, and other expenses. Included in 2011 in the Closed Block segment is an impairment charge of $196.0 million related to long-term care deferred policy acquisition costs. Where not directly attributable to a segment, expenses are generally allocated based on activity levels, time information, and usage statistics.

(5) Excludes life insurance.