Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income	$ 224.0	$ 205.5
Adjustments to reconcile net income to
Deferred policy acquisition costs	(6.7)	(19.2)
Premiums and other receivables	(208.6)	(117.5)
Unpaid claims and related items	6.5	83.5
Unearned premiums and other policyholders' liabilities	27.1	56.7
Income taxes	3.0	16.9
Prepaid federal income taxes	(19.1)	(17.5)
Reinsurance balances and funds	142.0	103.0
Realized investment (gains) losses	(50.8)	(35.5)
Accounts payable, accrued expenses and other	46.3	27.8
Total	163.8	303.7
Available for sale
Maturities and early calls	484.5	323.3
Sales	157.6	115.4
Sales of:
Equity securities	283.1	90.5
Other - net	7.5	10.1
Purchases of:
Available for sale	(503.2)	(524.8)
Held to maturity	(278.4)	(62.6)
Equity securities	(338.0)	(103.6)
Other - net	(21.0)	(20.3)
Net decrease (increase) in short-term investments	118.6	(43.7)
Other - net	0.0	0.0
Total	(89.2)	(215.7)
Cash flows from financing activities:
Proceeds from Other Debt	32.4	0.0
Issuance of common shares	5.0	4.1
Redemption of debentures and notes	(3.5)	(3.3)
Dividends on common shares	(96.7)	(95.7)
Other - net	(2.8)	(1.5)
Total	(65.6)	(96.5)
Increase (decrease) in cash	8.8	(8.6)
Cash, beginning of period	159.8	136.7
Cash, end of period	168.7	128.1
Supplemental cash flow information:
Cash paid (received) during the period for: Interest	20.4	20.6
Cash paid (received) during the period for: Income taxes	$ 103.7	$ 83.2