SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 6) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash flows from operating activities:
Net income (loss)	$ (3,949)	$ 1,861	$ 2,339	$ 3,449	$ 21,602	$ (3,826)	$ 2,053	$ 1,501	$ 3,700	$ 21,330	$ 12,285
Income (loss) from discontinued operations	4,332	(37)	(179)	(64)	(94)	1,052	(41)	(2,707)	4,052	(1,790)	969
Noncash revenues, expenses, gains and losses included in income (loss):
Net (gain) loss on sale of properties and divested businesses									2	74	(19,566)
Unrealized (gains) losses in earnings - net									(6,107)	(957)	(1,529)
Depreciation and other amortization									5,307	5,424	5,977
Changes in operating assets and liabilities:
Capitalization of deferred policy acquisition costs									(5,613)	(5,429)	(5,933)
Current and deferred income taxes - net									1,122	(20,061)	6,052
Total adjustments									(7,004)	(25,796)	(7,093)
Accounting for Costs Associated with Acquiring or Renewing Insurance Contracts
Cash flows from operating activities:
Net income (loss)										21,330	12,285
Income (loss) from discontinued operations										(1,790)	969
Noncash revenues, expenses, gains and losses included in income (loss):
Net (gain) loss on sale of properties and divested businesses										74	(19,566)
Unrealized (gains) losses in earnings - net										(957)	(1,529)
Depreciation and other amortization										5,424	5,977
Changes in operating assets and liabilities:
Capitalization of deferred policy acquisition costs										(5,429)	(5,933)
Current and deferred income taxes - net										(20,061)	6,052
Total adjustments										(25,796)	(7,093)
Accounting for Costs Associated with Acquiring or Renewing Insurance Contracts | As Previously Reported
Cash flows from operating activities:
Net income (loss)										18,506	10,013
Income (loss) from discontinued operations										(858)	2,388
Noncash revenues, expenses, gains and losses included in income (loss):
Net (gain) loss on sale of properties and divested businesses										74	(17,767)
Unrealized (gains) losses in earnings - net										(937)	(1,509)
Depreciation and other amortization										7,935	8,488
Changes in operating assets and liabilities:
Capitalization of deferred policy acquisition costs										(7,796)	(8,300)
Current and deferred income taxes - net										(18,333)	7,780
Total adjustments										(23,904)	(5,201)
Accounting for Costs Associated with Acquiring or Renewing Insurance Contracts | Effect of Change
Cash flows from operating activities:
Net income (loss)										2,824	2,272
Income (loss) from discontinued operations										(932)	(1,419)
Noncash revenues, expenses, gains and losses included in income (loss):
Net (gain) loss on sale of properties and divested businesses											(1,799)
Unrealized (gains) losses in earnings - net										(20)	(20)
Depreciation and other amortization										(2,511)	(2,511)
Changes in operating assets and liabilities:
Capitalization of deferred policy acquisition costs										2,367	2,367
Current and deferred income taxes - net										(1,728)	(1,728)
Total adjustments										$ (1,892)	$ (1,892)