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Investments - Scheduled maturities of available for sale fixed maturities (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2019 USD ($)
Fair Value Percent, Fiscal Year Maturity [Abstract] |
Average life of ABS | 4 years 6 months
Average life of MBS | 4 years 6 months
Fixed maturities |
Amortized Cost Basis, Fiscal Year Maturity [Abstract] |
One year or less | $ 1,580
After one year through five years | 10,179
After five years through ten years | 14,140
After ten years | 3,595
Fixed maturities amortized cost, Subtotal | 29,494
Collateralized loan obligations and other ABS (average life of approximately 4.5 years) | 10,108
MBS (average life of approximately 4.5 years) | 3,306
Amortized Cost | 42,908
Fair Value, Fiscal Year Maturity [Abstract] |
One year or less | 1,601
After one year through five years | 10,523
After five years through ten years | 14,861
After ten years | 3,807
Fixed maturities fair value, Subtotal | 30,792
Collateralized loan obligations and other ABS (average life of approximately 4.5 years) | 10,277
MBS (average life of approximately 4.5 years) | 3,641
Fair Value | $ 44,710
Fair Value Percent, Fiscal Year Maturity [Abstract] |
One year or less | 4.00%
After one year through five years | 24.00%
After five years through ten years | 33.00%
After ten years | 8.00%
Fixed maturities fair value, Subtotal, Percent | 69.00%
Collateralized loan obligations and other ABS (average life of approximately 4.5 years) | 23.00%
MBS (average life of approximately 4.5 years) | 8.00%
Fair value, Total, Percent | 100.00%

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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27198-111563 + Details
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