Condensed Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenues:
Earned Premiums	$ 582.5	$ 553.7	$ 1,145.9	$ 1,099.7
Net Investment Income	77.1	73.7	158.7	140.7
Other Income	1.0	0.6	1.9	1.4
Net Realized Gains on Sales of Investments	26.4	5.6	36.9	12.4
Other-than-temporary Impairment Losses:
Total Other-than-temporary Impairment Losses	(2.6)	(6.4)	(7.8)	(16.0)
Portion of Losses Recognized in Other Comprehensive Income	0.0	0.0	0.2	0.3
Net Impairment Losses Recognized in Earnings	(2.6)	(6.4)	(7.6)	(15.7)
Total Revenues	684.4	627.2	1,335.8	1,238.5
Expenses:
Policyholders’ Benefits and Incurred Losses and Loss Adjustment Expenses	447.4	436.1	924.8	872.3
Insurance Expenses	163.5	167.8	321.5	327.1
Interest and Other Expenses	21.4	20.7	40.9	43.0
Total Expenses	632.3	624.6	1,287.2	1,242.4
Income (Loss) from Continuing Operations before Income Taxes	52.1	2.6	48.6	(3.9)
Income Tax (Expense) Benefit	(15.5)	1.5	(12.4)	5.8
Income from Continuing Operations	36.6	4.1	36.2	1.9
Income (Loss) from Discontinued Operations	0.0	(0.1)	0.1	0.0
Net Income	$ 36.6	$ 4.0	$ 36.3	$ 1.9
Income from Continuing Operations Per Unrestricted Share:
Basic (in dollars per share)	$ 0.71	$ 0.08	$ 0.70	$ 0.04
Diluted (in dollars per share)	0.71	0.08	0.70	0.04
Net Income Per Unrestricted Share:
Basic (in dollars per share)	0.71	0.08	0.71	0.04
Diluted (in dollars per share)	0.71	0.08	0.70	0.04
Dividends Paid to Shareholders Per Share (in dollars per share)	$ 0.24	$ 0.24	$ 0.48	$ 0.48