Liability for Unpaid Claims (Tables)

12 Months Ended

Dec. 31, 2011

Insurance [Abstract]

Schedule of Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block]

Changes in the liability for unpaid claims and claim adjustment expenses are as follows:

	2011			2010			2009
	(in millions of dollars)
Balance at January 1	$	24,339.4		$	24,585.7		$	24,419.0
Less Reinsurance Recoverable	2,028.2			2,179.3			2,226.3
Net Balance at January 1	22,311.2			22,406.4			22,192.7
Incurred Related to
Current Year	4,684.4			4,517.9			4,433.3
Prior Years
Interest	1,262.9			1,268.9			1,285.4
All Other Incurred	209.1			(61.3		)	(34.7		)
Foreign Currency	(10.9		)	(73.9		)	206.7
Total Incurred	6,145.5			5,651.6			5,890.7
Paid Related to
Current Year	(1,588.6		)	(1,514.8		)	(1,451.6		)
Prior Years	(4,324.2		)	(4,232.0		)	(4,225.4		)
Total Paid	(5,912.8		)	(5,746.8		)	(5,677.0		)
Net Balance at December 31	22,543.9			22,311.2			22,406.4
Plus Reinsurance Recoverable	2,042.6			2,028.2			2,179.3
Balance at December 31	$	24,586.5		$	24,339.4		$	24,585.7

Schedule of Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block]

A reconciliation of policy and contract benefits and reserves for future policy and contract benefits as reported in our consolidated balance sheets to the liability for unpaid claims and claim adjustment expenses is as follows:

	December 31
	2011		2010		2009
	(in millions of dollars)
Policy and Contract Benefits	$	1,494.0	$	1,565.0	$	1,736.9
Reserves for Future Policy and Contract Benefits	43,051.9		39,715.0		37,740.8
Total	44,545.9		41,280.0		39,477.7
Less:
Life Reserves for Future Policy and Contract Benefits	7,454.2		7,380.7		7,247.5
Accident and Health Active Life Reserves	7,259.6		6,451.6		5,999.8
Unrealized Adjustment to Reserves for Future Policy and Contract Benefits	5,245.6		3,108.3		1,644.7
Liability for Unpaid Claims and Claim Adjustment Expenses	$	24,586.5	$	24,339.4	$	24,585.7