SEGMENT INFORMATION (Details - Continuing operations by reportable segment) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2016 USD ($) segment	Jun. 30, 2015 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment			2
Total Revenues	$ 14,724	$ 15,699	$ 26,503	$ 31,674
Revenues and pre-tax income	2,858	2,552	2,644	6,328
Operating segments | Commercial Insurance | Property Casualty
Segment Reporting Information [Line Items]
Total Revenues	5,540	6,233	10,818	12,189
Revenues and pre-tax income	791	1,192	1,511	2,362
Operating segments | Commercial Insurance | Mortgage Guaranty
Segment Reporting Information [Line Items]
Total Revenues	275	261	536	525
Revenues and pre-tax income	187	157	350	302
Operating segments | Commercial Insurance | Institutional Markets
Segment Reporting Information [Line Items]
Total Revenues	695	1,172	1,314	1,796
Revenues and pre-tax income	110	151	116	298
Operating segments | Consumer Insurance | Retirement
Segment Reporting Information [Line Items]
Total Revenues	2,209	2,465	4,323	4,853
Revenues and pre-tax income	741	804	1,202	1,604
Operating segments | Consumer Insurance | Life
Segment Reporting Information [Line Items]
Total Revenues	1,690	1,632	3,287	3,245
Revenues and pre-tax income	184	149	289	320
Operating segments | Consumer Insurance | Personal Insurance
Segment Reporting Information [Line Items]
Total Revenues	2,915	2,869	5,736	5,731
Revenues and pre-tax income	179	70	401	44
Reportable Segments | Commercial Insurance
Segment Reporting Information [Line Items]
Total Revenues	6,510	7,666	12,668	14,510
Revenues and pre-tax income	1,088	1,500	1,977	2,962
Reportable Segments | Consumer Insurance
Segment Reporting Information [Line Items]
Total Revenues	6,814	6,966	13,346	13,829
Revenues and pre-tax income	1,104	1,023	1,892	1,968
Corporate and Other
Segment Reporting Information [Line Items]
Total Revenues	450	1,119	656	2,161
Revenues and pre-tax income	(544)	372	(1,277)	534
Consolidation and Eliminations
Segment Reporting Information [Line Items]
Total Revenues	(205)	(116)	(364)	(275)
Revenues and pre-tax income	(28)	(27)	(18)	(69)
Total Operating Segments, Corporate and Other, And Consolidation and Elimination
Segment Reporting Information [Line Items]
Total Revenues	13,569	15,635	26,306	30,225
Revenues and pre-tax income	$ 1,620	$ 2,868	$ 2,574	$ 5,395