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v3.19.3.a.u2

Reporting Segments - Performance data and tax items (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Segment Reporting Information |  |  |
Amortization of DAC | $ 5,533 | $ 5,222 | $ 4,784
Income tax expense | 1,242 | 468 | 995
Allstate Protection |  |  |
Segment Reporting Information |  |  |
Amortization of DAC | 4,649 | 4,475 | 4,205
Service Businesses |  |  |
Segment Reporting Information |  |  |
Amortization of DAC | 543 | 463 | 296
Income tax expense | (18) | (19) | (194)
Allstate Life |  |  |
Segment Reporting Information |  |  |
Amortization of DAC | 173 | 132 | 134
Income tax expense | 53 | 75 | (226)
Allstate Benefits |  |  |
Segment Reporting Information |  |  |
Amortization of DAC | 161 | 145 | 142
Income tax expense | 35 | 32 | 1
Allstate Annuities |  |  |
Segment Reporting Information |  |  |
Amortization of DAC | 7 | 7 | 7
Income tax expense | 73 | (66) | (58)
Property-Liability |  |  |
Segment Reporting Information |  |  |
Income tax expense | 1,196 | 613 | 1,285
Corporate and Other |  |  |
Segment Reporting Information |  |  |
Income tax expense | $ (97) | $ (167) | $ 187

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