REINSURANCE (Tables)

12 Months Ended

Dec. 31, 2018

Effects of Reinsurance [Line Items]

Supplemental information for gross loss and benefit reserves net of ceded reinsurance

At December 31,		2018				2017
		As		Net of		As		Net of
(in millions)		Reported	Reinsurance			Reported	Reinsurance
Liability for unpaid losses and loss adjustment expenses	$	(83,639)	$	(51,949)	$	(78,393)	$	(51,685)
Future policy benefits for life and accident and health insurance contracts		(44,935)		(43,936)		(45,432)		(44,457)
Reserve for unearned premiums		(19,248)		(16,300)		(19,030)		(15,890)
Reinsurance assets(a)		35,637				30,823

(a)Represents gross reinsurance assets, excluding allowances and reinsurance recoverable on paid losses.

Schedule of long-duration insurance in force ceded to other insurance companies

At December 31,
(in millions)		2018		2017		2016
Long-duration insurance in force ceded	$	228,846	$	202,402	$	174,363

Short-Duration Reinsurance

Effects of Reinsurance [Line Items]

Schedule of insurance premiums written and earned

	Years Ended December 31,
(in millions)		2018		2017		2016
Premiums written:
Direct	$	30,335	$	30,205	$	33,970
Assumed		4,026		3,084		2,824
Ceded		(7,755)		(7,533)		(7,561)
Net	$	26,606	$	25,756	$	29,233
Premiums earned:
Direct	$	31,415	$	30,904	$	34,869
Assumed		4,593		3,373		2,962
Ceded		(8,163)		(7,902)		(7,284)
Net	$	27,845	$	26,375	$	30,547

Long-Duration Reinsurance

Effects of Reinsurance [Line Items]

Schedule of insurance premiums written and earned

Years Ended December 31,
(in millions)		2018		2017		2016
Gross premiums	$	3,893	$	5,338	$	4,732
Ceded premiums		(850)		(809)		(789)
Net	$	3,043	$	4,529	$	3,943