CONSOLIDATED STATEMENTS OF FINANCIAL POSITION (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Available-for-sale securities, at fair value:
Fixed maturities	$ 8,420	$ 8,159
Equity securities	897	1,000
Trading securities, at fair value	2,945	2,417
Limited partnerships	1,137	1,217
Other invested assets	21	21
Total investments	13,420	12,814
Cash and cash equivalents (Exchange portion of $502 and $388, respectively)	535	400
Premiums receivable from policyholders	1,203	1,062
Reinsurance recoverable	174	168
Deferred income taxes	42	37
Deferred acquisition costs	574	504
Other assets (Exchange portion of $329 and $339, respectively)	436	456
Total assets	16,384	15,441
Liabilities
Losses and loss expense reserves	3,712	3,598
Life policy and deposit contract reserves	1,754	1,708
Unearned premiums	2,654	2,365
Deferred income taxes	368	365
Total liabilities	9,185	8,650
Indemnity shareholders' equity
Total Indemnity shareholders' equity	657	642
Noncontrolling interest in consolidated entity - Exchange	6,542	6,149
Total equity	7,199	6,791
Total liabilities, shareholders' equity and noncontrolling interest	16,384	15,441
Indemnity
Available-for-sale securities, at fair value:
Fixed maturities	499	452
Equity securities	48	55
Trading securities, at fair value	0	0
Limited partnerships	158	180
Other invested assets	1	1
Total investments	706	688
Cash and cash equivalents (Exchange portion of $502 and $388, respectively)	33	12
Deferred income taxes	42	37
Other assets (Exchange portion of $329 and $339, respectively)	107	117
Total assets	1,233	1,160
Liabilities
Deferred income taxes	0	0
Other liabilities	574	515
Total liabilities	576	518
Indemnity shareholders' equity
Additional paid-in-capital	16	16
Accumulated other comprehensive loss	(140)	(133)
Retained earnings	1,896	1,852
Total contributed capital and retained earnings	1,774	1,737
Treasury stock, at cost, 21,695,943 and 21,406,519 shares, respectively	(1,117)	(1,095)
Total Indemnity shareholders' equity	657	642
Total equity	657	642
Total liabilities, shareholders' equity and noncontrolling interest	1,233	1,160
Exchange
Available-for-sale securities, at fair value:
Fixed maturities	7,921	7,707
Equity securities	849	945
Trading securities, at fair value	2,945	2,417
Limited partnerships	979	1,037
Other invested assets	20	20
Total investments	12,714	12,126
Cash and cash equivalents (Exchange portion of $502 and $388, respectively)	502	388
Premiums receivable from policyholders	1,203	1,062
Reinsurance recoverable	174	168
Deferred income taxes	0	0
Deferred acquisition costs	574	504
Other assets (Exchange portion of $329 and $339, respectively)	329	339
Total assets	15,496	14,587
Liabilities
Losses and loss expense reserves	3,712	3,598
Life policy and deposit contract reserves	1,754	1,708
Unearned premiums	2,654	2,365
Deferred income taxes	368	365
Other liabilities	123	99
Total liabilities	8,954	8,438
Indemnity shareholders' equity
Noncontrolling interest in consolidated entity - Exchange	6,542	6,149
Total equity	6,542	6,149
Total liabilities, shareholders' equity and noncontrolling interest	15,496	14,587
Class A | Indemnity
Indemnity shareholders' equity
Common stock	2	2
Class B | Indemnity
Indemnity shareholders' equity
Common stock	$ 0	$ 0