Condensed Consolidated Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Revenues:
Earned Premiums	$ 470.3	$ 512.8	$ 947.9	$ 1,022.7
Net Investment Income	72.6	74.6	143.7	155.4
Other Income	0.2	0.2	0.3	0.4
Net Realized Gains on Sales of Investments	3.5	2.3	10.1	29.2
Other-than-temporary Impairment Losses:
Total Other-than-temporary Impairment Losses	(4.1)	(2.3)	(4.9)	(4.7)
Portion of Losses Recognized in Other Comprehensive Income	0	1.3	0	1.8
Net Impairment Losses Recognized in Earnings	(4.1)	(1.0)	(4.9)	(2.9)
Total Revenues	542.5	588.9	1,097.1	1,204.8
Expenses:
Policyholders' Benefits and Incurred Losses and Loss Adjustment Expenses	347.5	354.2	675.4	703.4
Insurance Expenses	161.3	163.1	313.4	321.4
Interest and Other Expenses	22.5	25.2	45.2	49.0
Total Expenses	531.3	542.5	1,034.0	1,073.8
Income from Continuing Operations before Income Taxes	11.2	46.4	63.1	131.0
Income Tax Expense	(1.9)	(13.9)	(18.6)	(39.9)
Income from Continuing Operations	9.3	32.5	44.5	91.1
Income (Loss) from Discontinued Operations	0	1.5	(0.1)	1.3
Net Income	$ 9.3	$ 34.0	$ 44.4	$ 92.4
Income from Continuing Operations Per Unrestricted Share:
Basic (in dollars per share)	$ 0.17	$ 0.56	$ 0.80	$ 1.57
Diluted (in dollars per share)	$ 0.17	$ 0.56	$ 0.80	$ 1.57
Net Income Per Unrestricted Share:
Basic (in dollars per share)	$ 0.17	$ 0.59	$ 0.80	$ 1.59
Diluted (in dollars per share)	$ 0.17	$ 0.59	$ 0.80	$ 1.59
Dividends Paid to Shareholders Per Share (in dollars per share)	$ 0.24	$ 0.24	$ 0.48	$ 0.48