Income Taxes (Tables)

3 Months Ended

Mar. 31, 2014

Income Tax Disclosure [Abstract]

Schedule of Effective Income Tax Rate Reconciliation

Income taxes were different from the amount computed by applying the federal income tax rate to income (loss) before income taxes for the following reasons for the periods indicated:

	Three Months Ended March 31,
	2014			2013
Income (loss) before income taxes	$	61.7		$	106.9
Tax rate	35.0		%	35.0		%
Income tax expense (benefit) at federal statutory rate	21.6			37.4
Tax effect of:
Dividends received deduction	(6.0		)	(5.3		)
IRS audit adjustment	(0.1		)	(0.3		)
Other	0.5			—			*
Income tax expense (benefit)	$	16.0		$	31.8
* Less than $0.1.