SCHEDULE IV - REINSURANCE (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Life insurance in force
Life insurance in force, Gross amount	$ 127,978	$ 119,024	$ 512,105
Life insurance in force, Ceded to other companies	98,527	97,574	195,414
Life insurance in force, Assumed from other companies	296,291	305,313	28,060
Life insurance in force, Net amount	$ 325,742	$ 326,763	$ 344,751
Life insurance in force, Percentage of amount assumed to net	91.00%	93.40%	8.10%
Premiums and contract charges:
Premiums and contract charges, Goss amount	$ 728	$ 1,084	$ 2,093
Premiums and contract charges, Ceded to other companies	356	392	618
Premiums and contract charges, Assumed from other companies	966	744	192
Premiums and contract charges, Net amount	$ 1,338	$ 1,436	$ 1,667
Premiums and contract charges, Percentage of amount assumed to net	72.20%	51.80%	11.50%
Reinsurance or coinsurance income netted against premiums ceded	$ 0	$ 0	$ 0
Life insurance
Premiums and contract charges:
Premiums and contract charges, Goss amount	689	1,022	1,969
Premiums and contract charges, Ceded to other companies	334	353	532
Premiums and contract charges, Assumed from other companies	898	674	125
Premiums and contract charges, Net amount	$ 1,253	$ 1,343	$ 1,562
Premiums and contract charges, Percentage of amount assumed to net	71.70%	50.20%	8.00%
Accident and health insurance
Premiums and contract charges:
Premiums and contract charges, Goss amount	$ 39	$ 62	$ 124
Premiums and contract charges, Ceded to other companies	22	39	86
Premiums and contract charges, Assumed from other companies	68	70	67
Premiums and contract charges, Net amount	$ 85	$ 93	$ 105
Premiums and contract charges, Percentage of amount assumed to net	80.00%	75.30%	63.80%

Represents the amount of reinsurance or coinsurance income netted against premiums ceded.

No definition available.

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- Definition

Amount of earned premiums and contract charges that are assumed and earned by another insurer as a result of reinsurance arrangements.

+ References

No definition available.

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Amount, after premiums and contract charges ceded to other entities and premiums and contract charges assumed by the entity, of premiums and contract charges earned.

+ References

No definition available.

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Amount of earned premiums assumed from other entities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 235
-Section S99
-Paragraph 2
-Subparagraph (SX 210.12-17)
-URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574992-122915

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 225
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 50
-Paragraph 1
-Subparagraph (b),(c)(2)
-URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547

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Amount, before premiums ceded to other entities and premiums assumed by the entity, of premiums earned.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 50
-Paragraph 1
-Subparagraph (b),(c)(1)
-URI http://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 235
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-Subparagraph (SX 210.12-17)
-URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574992-122915

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 1
-Subparagraph (SX 210.7-04.1)
-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

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- Definition

Amount of life insurance issued and outstanding assumed from other entities. Includes, but not limited to, dividends and adjustments to face value.

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Amount of life insurance issued and outstanding ceded to other entities. Includes, but not limited to, dividends and adjustments to face value.

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Amount before contracts ceded to other entities and contracts assumed by the entity of life insurance issued and outstanding. Includes, but not limited to, dividends and adjustments to face value.

+ References

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Amount after contracts ceded to other entities and contracts assumed by the entity of life insurance issued and outstanding. Includes, but not limited to, dividends and adjustments to face value.

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Percentage of assumed life insurance issued and outstanding contracts to life insurance issued and outstanding after contracts ceded to other entities and contracts assumed by the entity. Includes, but not limited to, dividends and adjustments to face value.

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- Definition

Percentage of assumed premiums earned by the entity to net premiums earned.

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- References

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