CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities
Premiums collected	$ 3,452	$ 3,213
Net investment income received	346	340
Limited partnership distributions	94	93
Service agreement fee received	23	25
Commissions and bonuses paid to agents	(470)	(450)
Losses paid	(2,050)	(2,221)
Loss expenses paid	(352)	(331)
Other underwriting and acquisition costs paid	(432)	(406)
Income taxes paid	(246)	(38)
Net cash provided by operating activities	365	225
Purchase of investments:
Fixed maturities	(1,466)	(1,482)
Preferred stock	(118)	(100)
Common stock	(750)	(1,198)
Limited partnerships	(64)	(108)
Sales/maturities of investments:
Fixed maturity sales	535	525
Fixed maturity calls/maturities	877	722
Preferred stock	106	63
Common stock	733	1,107
Sale of and returns on limited partnerships	141	82
Net purchase of property and equipment	(27)	(5)
Net distributions on agent loans	0	(1)
Net distributions on life policy loans	(1)	0
Net cash used in investing activities	(34)	(395)
Cash flows from financing activities
Annuity deposits and interest	72	74
Annuity surrenders and withdrawals	(59)	(60)
Universal life deposits and interest	17	24
Universal life surrenders	(7)	(13)
Purchase of treasury stock	(55)	(132)
Dividends paid to shareholders	(80)	(77)
Net cash used in financing activities	(112)	(184)
Net increase (decrease) in cash and cash equivalents	219	(354)
Cash and cash equivalents at beginning of period	185	430
Cash and cash equivalents at end of period	$ 404	$ 76