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v3.21.2

Segments of Operations - Narrative (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) segment | Sep. 30, 2020 USD ($)
Segment Reporting Information [Line Items] |  |  |  |
Number of segments | segment |  |  | 2 |
Net investment income | $ 169 | $ 122 | $ 521 | $ 314
Neon Capital Limited |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net investment income |  | 1 |  | (5)
Continuing operations | Real estate-related investments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net investment income |  | 10 | 51 | 29
Property and Casualty Insurance |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net investment income | 165 | 112 | 467 | 277
Property and casualty insurance underwriting | 168 | 18 | 454 | 114
Investment and other income, net | 161 | 100 | 451 | 249
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Special charges to increase asbestos and environmental reserves |  | 21 |  |
Other | Continuing operations | Real estate-related investments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net investment income | 0 | 10 | 51 | 29
Earnings from real-estate related investments, net of DAC | 0 | 3 | 51 | 11
Other lines | Property and Casualty Insurance |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Property and casualty insurance underwriting | $ (1) | (86) | (2) | (133)
Special A&E charges |  |  | $ 0 | 47
Other lines | Property and Casualty Insurance | Neon Capital Limited |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Property and casualty insurance underwriting |  | (38) |  | (82)
Investment and other income, net |  | (2) |  | (10)
Neon Capital Limited | Other lines | Property and Casualty Insurance |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net investment income |  | $ 1 |  | $ (5)

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