Range of interest rates used to calculate future benefit liabilities for disability insurance.

No definition available.

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- Definition

Range of interest rates used to calculate future benefit liabilities for individual and group traditional fixed annuities after annuitization.

+ References

No definition available.

+ Details

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- Definition

Range of credited interest rate applied to all applicable product policyholder deposits during the stated period.

+ References

No definition available.

+ Details

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- Definition

Range of interest rates used to calculate future benefit liabilities for non-medical health insurance.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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- Definition

Rate of interest used to calculate the liability for future policy benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.13(b))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 40
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=6482852&loc=d3e14931-158439

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Ratio with total life insurance premiums in numerator and total GAAP premiums in the denominator.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64851502&loc=d3e6351-108592

+ Details

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- Definition

This percent places participating policies in the numerator and insurance contracts in force in the denominator. Participating insurance contracts allow policyholders to share in the experience of the entity, primarily through policy dividends.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.14(b)(1))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 50
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6483535&loc=d3e16392-158451

+ Details

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- Details

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- Details

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Insurance (Insurance Liabilities Assumptions and Ratios - Narrative) (Details)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Liability for Future Policy Benefits and Policyholder Account Balances [Abstract]
Participating business as a percentage of gross life insurance policies in-force	4.00%	4.00%
Participating business as a percentage of the gross life insurance premiums	16.00%	17.00%	17.00%
Domestic Business \| Minimum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for individual and group traditional fixed annuities after annuitization	2.00%
Interest rate assumptions for the aggregate future policy benefit liabilities for non-medical health insurance	4.00%
Interest rate assumptions for the aggregate future policy benefit liabilities for disabled lives	2.00%
Interest rate range credited to policyholder account balances	1.00%
Domestic Business \| Maximum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for individual and group traditional fixed annuities after annuitization	11.00%
Interest rate assumptions for the aggregate future policy benefit liabilities for non-medical health insurance	7.00%
Interest rate assumptions for the aggregate future policy benefit liabilities for disabled lives	8.00%
Interest rate range credited to policyholder account balances	13.00%
Domestic Business \| Participating Life Insurance Policies \| Minimum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for traditional life insurance policies	3.00%
Domestic Business \| Participating Life Insurance Policies \| Maximum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for traditional life insurance policies	7.00%
Domestic Business \| Nonparticipating Life Insurance Policies \| Minimum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for traditional life insurance policies	2.00%
Domestic Business \| Nonparticipating Life Insurance Policies \| Maximum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for traditional life insurance policies	11.00%
International Business \| Minimum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for individual and group traditional fixed annuities after annuitization	1.00%
Interest rate assumptions for the aggregate future policy benefit liabilities for disabled lives	1.00%
Interest rate range credited to policyholder account balances	1.00%
International Business \| Maximum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for individual and group traditional fixed annuities after annuitization	12.00%
Interest rate assumptions for the aggregate future policy benefit liabilities for disabled lives	9.00%
Interest rate range credited to policyholder account balances	15.00%
International Business \| Participating Life Insurance Policies \| Minimum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for traditional life insurance policies	1.00%
International Business \| Participating Life Insurance Policies \| Maximum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for traditional life insurance policies	11.00%
International Business \| Nonparticipating Life Insurance Policies \| Minimum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for traditional life insurance policies	1.00%
International Business \| Nonparticipating Life Insurance Policies \| Maximum
Liability for Future Policy Benefit, by Product Segment [Line Items]
Interest rate assumptions for the aggregate future policy benefit liabilities for traditional life insurance policies	13.00%