HELD-FOR-SALE CLASSIFICATION (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2017	Jun. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016	Jun. 30, 2016	Dec. 31, 2015
Held-for-Sale Classification
Net income (loss) on sale of divested businesses	$ (13)		$ 128	$ (173)	$ 351
Assets:
Mortgage and other loans receivable, net	36,089			36,089		$ 33,240
Other invested assets	22,590			22,590		24,538
Short-term investments	9,775			9,775		12,302
Cash	2,433		2,498	2,433	2,498	1,868		$ 1,629
Accrued investment income	2,416			2,416		2,495
Premiums and other receivables, net of allowance	11,156			11,156		10,465
Reinsurance assets, net of allowance	34,429			34,429		21,901
Deferred policy acquisition costs	10,938			10,938		11,042
Other assets	10,324			10,324		10,815
Total assets held for sale	0			0		7,199
Liabilities:
Liability for unpaid losses and loss adjustment expenses	80,087	$ 76,422	$ 72,456	80,087	$ 72,456	77,077	$ 74,143	$ 74,942
Unearned premiums	20,135			20,135		19,634
Future policy benefits for life and accident and health insurance contracts	44,055			44,055		42,204
Other policyholder funds	3,678			3,678		3,989
Long-term Debt	31,039			31,039		30,912
Other Liabilities	27,253			27,253		26,296
Total liabilities held for sale	0			0		6,106
Held for sale [Member]
Assets:
Fixed maturity securities						6,045
Equity Securities						149
Mortgage and other loans receivable, net						137
Other invested assets						2
Short-term investments						130
Cash						133
Accrued investment income						21
Premiums and other receivables, net of allowance						351
Reinsurance assets, net of allowance						8
Deferred policy acquisition costs						471
Other assets						273
Assets of businesses held for sale						7,720
Less: Loss Accrual						(521)
Total assets held for sale						7,199
Liabilities:
Liability for unpaid losses and loss adjustment expenses						402
Unearned premiums						297
Future policy benefits for life and accident and health insurance contracts						4,579
Other policyholder funds						378
Other Liabilities						450
Total liabilities held for sale						6,106
Excluded net intercompany assets						$ 384
Certain insurance operations | Held for sale [Member]
Held-for-Sale Classification
Consideration in cash	$ 168	$ 48		$ 234