Fair Value Measurements - Changes in level 3 recurring fair value measurements, liabilities (Details) - USD ($) $ in Millions |
3 Months Ended |
12 Months Ended |
|
|
|
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Jan. 01, 2021 |
Dec. 31, 2020 |
| Liabilities: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
$ 5,607
|
$ 2,648
|
$ 5,607
|
$ 2,648
|
$ 11,066
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
3,529
|
(8,154)
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
0
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
(570)
|
(156)
|
|
|
|
| Gross Transfers In |
|
|
|
(81)
|
|
|
|
| Other |
|
|
0
|
(32)
|
|
|
|
| Fair Value End of Period |
$ 5,607
|
$ 2,648
|
5,607
|
2,648
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
(1,023)
|
8,950
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Gross Transfers Out |
|
|
$ 0
|
|
|
|
|
| Gross Transfers Out |
|
|
|
$ 5
|
|
|
|
| Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] |
Revenues
|
|
Revenues
|
|
|
|
|
| Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Liability, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration] |
Other comprehensive loss
|
Other comprehensive loss
|
Other comprehensive loss
|
Other comprehensive loss
|
|
|
|
| Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] |
Revenues
|
Revenues
|
Revenues
|
Revenues
|
|
|
|
| Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Asset, Gain (Loss), Statement of Other Comprehensive Income or Comprehensive Income [Extensible Enumeration] |
Other comprehensive loss
|
Other comprehensive loss
|
Other comprehensive loss
|
Other comprehensive loss
|
|
|
|
| Market risk benefit liabilities, at fair value |
$ 5,705
|
$ 4,736
|
$ 5,705
|
$ 4,736
|
|
$ 8,739
|
$ 8,739
|
| Recurring Basis |
|
|
|
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Market risk benefit liabilities, at fair value |
5,705
|
4,736
|
5,705
|
4,736
|
|
|
|
| Level 3 | Recurring Basis |
|
|
|
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Market risk benefit liabilities, at fair value |
$ 5,705
|
$ 4,736
|
$ 5,705
|
$ 4,736
|
|
|
|
| Net realized gains/(losses) |
|
|
|
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Fair Value, Liability, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] |
Total net realized gains (losses)
|
Total net realized gains (losses)
|
Total net realized gains (losses)
|
Total net realized gains (losses)
|
|
|
|
| Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] |
Total net realized gains (losses)
|
Total net realized gains (losses)
|
Total net realized gains (losses)
|
Total net realized gains (losses)
|
|
|
|
| Policyholder contract deposits |
|
|
|
|
|
|
|
| Liabilities: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
$ 7,942
|
$ 5,367
|
$ 7,942
|
$ 5,367
|
5,572
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
1,464
|
(1,107)
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
0
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
1,111
|
902
|
|
|
|
| Gross Transfers In |
|
|
0
|
0
|
|
|
|
| Other |
|
|
0
|
0
|
|
|
|
| Fair Value End of Period |
7,942
|
5,367
|
7,942
|
5,367
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
(733)
|
1,363
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Gross Transfers Out |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net |
|
|
|
|
|
|
|
| Liabilities: |
|
|
|
|
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
48
|
434
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
(683)
|
(494)
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
582
|
(142)
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
|
|
(596)
|
(428)
|
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
48
|
434
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
0
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
(683)
|
(494)
|
|
|
|
| Gross Transfers In |
|
|
0
|
(81)
|
|
|
|
| Gross Transfers Out |
|
|
0
|
5
|
|
|
|
| Other |
|
|
0
|
(32)
|
|
|
|
| Fair Value End of Period |
(1,231)
|
(596)
|
(1,231)
|
(596)
|
|
|
|
| Interest rate contracts |
|
|
|
|
|
|
|
| Liabilities: |
|
|
|
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
82
|
71
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
|
|
(311)
|
0
|
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
11
|
9
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
0
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
(160)
|
(245)
|
|
|
|
| Gross Transfers In |
|
|
0
|
(81)
|
|
|
|
| Gross Transfers Out |
|
|
0
|
6
|
|
|
|
| Other |
|
|
0
|
0
|
|
|
|
| Fair Value End of Period |
(460)
|
(311)
|
(460)
|
(311)
|
|
|
|
| Foreign exchange contracts |
|
|
|
|
|
|
|
| Liabilities: |
|
|
|
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
(2)
|
(1)
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
|
|
0
|
(1)
|
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
2
|
0
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
0
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
0
|
1
|
|
|
|
| Gross Transfers In |
|
|
0
|
0
|
|
|
|
| Gross Transfers Out |
|
|
0
|
0
|
|
|
|
| Other |
|
|
0
|
0
|
|
|
|
| Fair Value End of Period |
2
|
0
|
2
|
0
|
|
|
|
| Equity contracts |
|
|
|
|
|
|
|
| Liabilities: |
|
|
|
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
438
|
(246)
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
|
|
(271)
|
(444)
|
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
99
|
487
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
0
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
(590)
|
(313)
|
|
|
|
| Gross Transfers In |
|
|
0
|
0
|
|
|
|
| Gross Transfers Out |
|
|
0
|
(1)
|
|
|
|
| Other |
|
|
0
|
0
|
|
|
|
| Fair Value End of Period |
(762)
|
(271)
|
(762)
|
(271)
|
|
|
|
| Credit contracts |
|
|
|
|
|
|
|
| Liabilities: |
|
|
|
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
|
(31)
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
|
|
0
|
30
|
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
|
3
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
|
(1)
|
|
|
|
| Gross Transfers In |
|
|
|
0
|
|
|
|
| Gross Transfers Out |
|
|
|
0
|
|
|
|
| Other |
|
|
|
(32)
|
|
|
|
| Fair Value End of Period |
|
0
|
|
0
|
|
|
|
| Other contracts |
|
|
|
|
|
|
|
| Liabilities: |
|
|
|
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
64
|
65
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
|
|
(14)
|
(13)
|
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
(64)
|
(65)
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
0
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
67
|
64
|
|
|
|
| Gross Transfers In |
|
|
0
|
0
|
|
|
|
| Gross Transfers Out |
|
|
0
|
0
|
|
|
|
| Other |
|
|
0
|
0
|
|
|
|
| Fair Value End of Period |
(11)
|
(14)
|
(11)
|
(14)
|
|
|
|
| Fortitude Re funds withheld payable |
|
|
|
|
|
|
|
| Liabilities: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
(1,226)
|
(2,235)
|
(1,226)
|
(2,235)
|
5,922
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
2,007
|
(7,481)
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
0
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
(998)
|
(676)
|
|
|
|
| Gross Transfers In |
|
|
0
|
0
|
|
|
|
| Other |
|
|
0
|
0
|
|
|
|
| Fair Value End of Period |
(1,226)
|
(2,235)
|
(1,226)
|
(2,235)
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
(872)
|
7,729
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Gross Transfers Out |
|
|
0
|
0
|
|
|
|
| Other Liabilities |
|
|
|
|
|
|
|
| Liabilities: |
|
|
|
|
|
|
|
| Fair Value Beginning of Period |
122
|
112
|
122
|
112
|
$ 0
|
|
|
| MRBs and Net Realized and Unrealized (Gains) Losses Included in Income |
|
|
10
|
0
|
|
|
|
| Other Comprehensive Income (Loss) |
|
|
0
|
0
|
|
|
|
| Purchases, Sales, Issuances and Settlements, Net |
|
|
0
|
112
|
|
|
|
| Gross Transfers In |
|
|
0
|
0
|
|
|
|
| Other |
|
|
0
|
0
|
|
|
|
| Fair Value End of Period |
$ 122
|
$ 112
|
122
|
112
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Income on Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Changes in Unrealized Gains (Losses) Included in Other Comprehensive Income (Loss) for Recurring Level 3 Instruments Held at End of Period |
|
|
0
|
0
|
|
|
|
| Derivative liabilities, net: |
|
|
|
|
|
|
|
| Gross Transfers Out |
|
|
$ 0
|
$ 0
|
|
|
|