Investments (Other Invested Assets And Leveraged Leases - Narrative) (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Derivative [Line Items]
Leveraged leases by performance status as a percentage of leveraged leases	100.00%	100.00%
Leveraged leases, net of allowance for credit losses	$ 60	$ 60
Leveraged leases, allowance for credit losses	$ 0	0
Minimum
Derivative [Line Items]
Percentage of other invested assets comprised of freestanding derivatives with positive estimated fair values	75.00%
Leveraged leased, term (in years)	1 year
Maximum
Derivative [Line Items]
Leveraged leases, allowance for credit losses	$ 1	$ 1
Leveraged leased, term (in years)	7 years

Amount of allowance for credit loss on leveraged leases.

No definition available.

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- Definition

Ratio of leveraged leases by performance status divided by total investment in leveraged leases.

+ References

No definition available.

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- Definition

Leveraged Leases, Term

+ References

No definition available.

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- Definition

Percentage of other invested assets that is comprised of freestanding derivatives with positive estimated fair values.

+ References

No definition available.

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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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 20
-Name Accounting Standards Codification
-Section 25
-Paragraph 6A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480682/815-20-25-6A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480237/815-40-50-5

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- Definition

The net investment in arrangements meeting the criteria to be classified as leveraged excluding deferred taxes.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 840
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481161/840-30-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 50
-Name Accounting Standards Codification
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-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479711/842-50-50-1

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-Publisher FASB
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