Consolidated Statements of Income (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Revenues:
Net premiums earned	$ 1,159.0	$ 1,163.4	$ 3,291.7	$ 3,323.6
Title, escrow, and other fees	97.5	108.8	270.2	336.5
Total premiums and fees	1,256.6	1,272.2	3,561.9	3,660.1
Net investment income	86.1	78.9	254.3	237.2
Other income	26.7	23.3	76.4	67.0
Total operating revenues	1,369.4	1,374.6	3,892.7	3,964.4
Realized investment gains (losses):
From sales and fair value adjustments	21.5	4.8	262.8	146.6
From impairments	0	0	0	0
Total realized investment gains (losses)	21.5	4.8	262.8	146.6
Total revenues	1,391.0	1,379.5	4,155.6	4,111.0
Benefits, Claims and Expenses:
Benefits, claims and settlement expenses	643.0	564.8	1,850.9	1,665.4
Dividends to policyholders	3.4	3.3	10.8	11.7
Underwriting, acquisition, and other expenses	617.9	656.0	1,759.3	1,886.3
Interest and other charges	5.1	5.4	16.4	16.8
Total expenses	1,269.6	1,229.7	3,637.5	3,580.3
Income before income taxes (credits)	121.4	149.7	518.0	530.6
Income Taxes (Credits):
Current	6.6	46.0	144.3	75.1
Deferred	28.8	0.8	27.2	102.3
Total	35.5	46.8	171.6	177.5
Net Income	$ 85.8	$ 102.9	$ 346.4	$ 353.1
Net Income Per Share:
Net income (loss) per share: Basic (in dollars per share)	$ 0.33	$ 0.40	$ 1.34	$ 1.37
Net income (loss) per share: Diluted (in dollars per share)	$ 0.30	$ 0.36	$ 1.21	$ 1.24
Average shares outstanding: Basic (in shares)	258,607,162	257,098,894	258,423,448	256,906,821
Average shares outstanding: Diluted (in shares)	295,049,613	293,444,269	294,989,032	292,985,034
Dividends Per Common Share:
Cash	$ 0.1825	$ 0.1800	$ 0.5475	$ 0.5400