CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows from operating activities
Premiums collected	$ 1,081	$ 1,023
Net investment income received	110	97
Limited partnership distributions	25	32
Service agreement fee received	7	8
Commissions and bonuses paid to agents	(180)	(178)
Losses paid	(619)	(598)
Loss expenses paid	(119)	(109)
Other underwriting and acquisition costs paid	(181)	(162)
Income taxes paid	(52)	(21)
Net cash provided by operating activities	72	92
Purchase of investments:
Fixed maturities	(418)	(752)
Preferred stock	(37)	(35)
Common stock	(258)	(421)
Limited partnerships	(23)	(29)
Sales/maturities of investments:
Fixed maturity sales	163	277
Fixed maturity calls/maturities	217	247
Preferred stock	13	25
Common stock	247	400
Sale of and returns on limited partnerships	81	26
(Purchase) disposal of property and equipment	(7)	7
Net collections on agent loans	0	1
Net cash used in investing activities	(22)	(254)
Cash flows from financing activities
Annuity deposits and interest	25	22
Annuity surrenders and withdrawals	(18)	(21)
Universal life deposits and interest	5	12
Universal life surrenders	(3)	(8)
Purchase of treasury stock	(18)	(36)
Dividends paid to shareholders	(27)	(26)
Net cash used in financing activities	(36)	(57)
Net increase (decrease) in cash and cash equivalents	14	(219)
Cash and cash equivalents at beginning of period	185	430
Cash and cash equivalents at end of period	$ 199	$ 211