Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2012

New Accounting Pronouncements or Change in Accounting Principle [Line Items]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

The following table summarizes the effects on our financial statements.

	Year Ended December 31, 2011									Year Ended December 31, 2010
	Historical						Effect			Historical						Effect
	Accounting			As			of			Accounting			As			of
	Method			Adjusted			Change			Method			Adjusted			Change
	(in millions of dollars, except share data)
Consolidated Statements of Income
Deferral of Acquisition Costs	$	(628.3	)	$	(442.5	)	$	185.8		$	(607.7	)	$	(422.5	)	$	185.2
Amortization of Deferred Acquisition Costs	533.8			365.7			(168.1		)	547.1			373.3			(173.8		)
Impairment of Deferred Acquisition Costs	289.8			196.0			(93.8		)	—			—			—
Income Tax (Benefit) - Deferred	(208.7		)	(181.4		)	27.3			144.2			140.2			(4.0		)
Net Income	235.4			284.2			48.8			886.1			878.7			(7.4		)
Net Income Per Common Share
Basic	0.78			0.94			0.16			2.72			2.70			(0.02		)
Assuming Dilution	0.78			0.94			0.16			2.71			2.69			(0.02		)
Consolidated Statements of Comprehensive Income
Net Income	$	235.4		$	284.2		$	48.8		$	886.1		$	878.7		$	(7.4	)
Change in Adjustment to Reserves for Future Policy and Contract Benefits, Net of Reinsurance and Other	(1,324.4		)	(1,321.1		)	3.3			(950.9		)	(948.3		)	2.6
Change in Foreign Currency Translation Adjustment	(10.6		)	(10.5		)	0.1			(32.2		)	(31.8		)	0.4
Consolidated Statements of Stockholders' Equity
Accumulated Other Comprehensive Income
Balance at Beginning of Year	$	341.9		$	351.4		$	9.5		$	341.0		$	347.5		$	6.5
Change During Year	107.0			110.4			3.4			0.9			3.9			3.0
Retained Earnings
Balance at Beginning of Year	7,060.8			6,591.8			(469.0		)	6,289.5			5,827.9			(461.6		)
Net Income	235.4			284.2			48.8			886.1			878.7			(7.4		)
Consolidated Statements of Cash Flows
Net Income	$	235.4		$	284.2		$	48.8		$	886.1		$	878.7		$	(7.4	)
Change in Deferred Acquisition Costs	(94.5		)	(76.8		)	17.7			(60.6		)	(49.2		)	11.4
Impairment of Deferred Acquisition Costs	289.8			196.0			(93.8		)	—			—			—
Change in Income Taxes	(301.7		)	(274.4		)	27.3			164.3			160.3			(4.0		)
	December 31, 2011
Consolidated Balance Sheets
Deferred Acquisition Costs	$	2,300.9		$	1,677.1		$	(623.8	)
Deferred Income Tax	261.2			44.7			(216.5		)
Net Unrealized Gain on Securities Not Other-Than-Temporarily Impaired	605.8			614.8			9.0
Foreign Currency Translation Adjustment	(121.5		)	(117.6		)	3.9
Retained Earnings	7,031.2			6,611.0			(420.2		)