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v3.19.1

Segments of Operations - Earnings before income taxes by segment and sub-segment (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
Segment Reporting Information [Line Items] |  |  |
Earnings before realized gains (losses) and income taxes |  | $ 229 | $ 267
Realized gains (losses) on securities |  | 184 | (93)
Earnings before income taxes |  | 413 | 174
Property and Casualty Insurance |  |  |
Segment Reporting Information [Line Items] |  |  |
Property and casualty insurance underwriting |  | 87 | 91
Investment and other income, net |  | 95 | 93
Earnings before realized gains (losses) and income taxes |  | 182 | 184
Annuity |  |  |
Segment Reporting Information [Line Items] |  |  |
Earnings before realized gains (losses) and income taxes |  | 90 | 125
Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Earnings before realized gains (losses) and income taxes |  | (43) | (42)
Specialty Property and transportation | Property and Casualty Insurance |  |  |
Segment Reporting Information [Line Items] |  |  |
Property and casualty insurance underwriting |  | 39 | 33
Specialty casualty | Property and Casualty Insurance |  |  |
Segment Reporting Information [Line Items] |  |  |
Property and casualty insurance underwriting |  | 36 | 41
Specialty financial | Property and Casualty Insurance |  |  |
Segment Reporting Information [Line Items] |  |  |
Property and casualty insurance underwriting |  | 13 | 15
Other specialty | Property and Casualty Insurance |  |  |
Segment Reporting Information [Line Items] |  |  |
Property and casualty insurance underwriting |  | 0 | 3
Other lines | Property and Casualty Insurance |  |  |
Segment Reporting Information [Line Items] |  |  |
Property and casualty insurance underwriting | [1] | $ (1) | $ (1)
[1] | Includes holding company interest and expenses.

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- Definition The net result for the period of deducting operating expenses from operating revenues (excluding realized gains (losses) on securities and subsidiaries) before income taxes. + References No definition available. + Details
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- Definition Underwriting income (loss) for the property and casualty insurance segment, which is calculated as premiums earned less losses and loss adjustment expenses less commissions and other underwriting expenses. + References No definition available. + Details
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