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Segment Information Level 4 (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2015 USD ($) | Sep. 30, 2015 USD ($) | Jun. 30, 2015 USD ($) | Mar. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Sep. 30, 2014 USD ($) | Jun. 30, 2014 USD ($) | Mar. 31, 2014 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($)
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Deferred Policy Acquisition Cost, Amortization Expense |  |  |  |  |  |  |  |  |  | $ 1,571 | $ 1,593 | $ 1,615
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | $ 15,416 | 15,332 | 15,336
Number of Reportable Segments |  |  |  |  |  |  |  |  |  | 6 |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Premiums Earned, Net |  |  |  |  |  |  |  |  |  | $ 13,577 | 13,336 | 13,231
Insurance Commissions and Fees |  |  |  |  |  |  |  |  |  | 1,839 | 1,996 | 2,105
Total net investment income |  |  |  |  |  |  |  |  |  | 3,030 | 3,154 | 3,264
Net realized capital losses |  |  |  |  |  |  |  |  |  | (156) | 16 | 1,798
Other revenues |  |  |  |  |  |  |  |  |  | 87 | 112 | 275
Segments, Geographical Areas [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ 4,513 | $ 4,562 | $ 4,685 | $ 4,617 | $ 4,617 | $ 4,769 | $ 4,616 | $ 4,612 | 18,377 | 18,614 | 20,673
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  | 421 | $ 381 | $ 413 | $ 467 | 382 | $ 388 | $ (467) | $ 495 | 1,682 | 798 | 176
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  |  | 305 | 350 | 246
Assets by Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Assets |  | 228,348 |  |  |  | 245,013 |  |  |  | 228,348 | 245,013 |
Amortization of deferred policy acquisition costs and present value of future profits |  |  |  |  |  |  |  |  |  | (1,502) | (1,729) | (2,701)
Available-for-sale Securities [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Total net investment income |  |  |  |  |  |  |  |  |  | 3,030 | 3,153 | 3,263
Equity Securities [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Total net investment income |  |  |  |  |  |  |  |  |  | 0 | 1 | 1
Property & Casualty Commercial [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Deferred Policy Acquisition Cost, Amortization Expense |  |  |  |  |  |  |  |  |  | 951 | 919 | 905
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 6,511 | 6,289 | 6,203
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  |  |  |  |  |  |  |  |  | 1,003 | 983 | 870
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  |  | 409 | 385 | 320
Assets by Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Assets |  | 28,388 |  |  |  | 28,451 |  |  |  | 28,388 | 28,451 |
Property and Casualty, Personal Insurance Product Line [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Deferred Policy Acquisition Cost, Amortization Expense |  |  |  |  |  |  |  |  |  | 359 | 348 | 332
Earned premiums and fee income | [1] |  |  |  |  |  |  |  |  | 3,873 | 3,806 | 3,660
Segment Information (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
AARP earned premiums |  |  |  |  |  |  |  |  |  | 3,200 | 3,000 | 2,900
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  |  |  |  |  |  |  |  |  | 187 | 207 | 229
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  |  | 82 | 92 | 100
Assets by Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Assets |  | 6,147 |  |  |  | 5,983 |  |  |  | 6,147 | 5,983 |
Group Benefits [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Deferred Policy Acquisition Cost, Amortization Expense |  |  |  |  |  |  |  |  |  | 31 | 32 | 33
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  |  | 63 | 63 | 63
Assets by Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Assets |  | 9,666 |  |  |  | 9,686 |  |  |  | 9,666 | 9,686 |
Mutual Funds [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Deferred Policy Acquisition Cost, Amortization Expense |  |  |  |  |  |  |  |  |  | 22 | 28 | 39
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 723 | 723 | 668
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  |  |  |  |  |  |  |  |  | 86 | 87 | 76
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  |  | 48 | 49 | 42
Assets by Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Assets |  | 449 |  |  |  | 443 |  |  |  | 449 | 443 |
Talcott Resolution [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 1,133 | 1,407 | 1,463
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  |  |  |  |  |  |  |  |  | 430 | (187) | (634)
Talcott Resolution [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Deferred Policy Acquisition Cost, Amortization Expense |  |  |  |  |  |  |  |  |  | 139 | 402 | 485
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  |  | (17) | 16 | (7)
Assets by Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Assets |  | 175,319 |  |  |  | 191,801 |  |  |  | 175,319 | 191,801 |
Corporate [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Insurance Commissions and Fees |  |  |  |  |  |  |  |  |  | 8 | 11 | 11
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  |  |  |  |  |  |  |  |  | (158) | (375) | (555)
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  |  | (233) | (204) | (252)
Assets by Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Assets | [2] | 3,817 |  |  |  | 4,321 |  |  |  | 3,817 | 4,321 |
Other Insurance Product Line [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Premiums Earned, Net |  |  |  |  |  |  |  |  |  | 32 | 1 | 1
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  |  |  |  |  |  |  |  |  | (53) | (108) | (2)
Segment Reporting Information, Income (Loss) before Income Taxes [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  |  | (47) | (51) | (20)
Assets by Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Assets |  | $ 4,562 |  |  |  | $ 4,328 |  |  |  | 4,562 | 4,328 |
Group Insurance Policies [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 3,136 | 3,095 | 3,330
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest |  |  |  |  |  |  |  |  |  | 187 | 191 | 192
Fixed Equity and other mutual fund investments [Member] | Mutual Funds [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 607 | 586 | 520
Homeowners [Member] | Property and Casualty, Personal Insurance Product Line [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 1,202 | 1,193 | 1,138
Automobiles Consumer [Member] | Property and Casualty, Personal Insurance Product Line [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 2,671 | 2,613 | 2,522
Surety Product Line [Member] | Property & Casualty Commercial [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 218 | 210 | 201
Liability [Member] | Property & Casualty Commercial [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 567 | 582 | 566
Package Business [Member] | Property & Casualty Commercial [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 1,203 | 1,163 | 1,139
Automobiles Commercial [Member] | Property & Casualty Commercial [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 614 | 591 | 579
Accident and Health Insurance Product Line [Member] | Property & Casualty Commercial [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 3,051 | 2,971 | 2,975
Accident and Health Insurance Product Line [Member] | Group Insurance Policies [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 1,479 | 1,450 | 1,452
Property Insurance Product Line [Member] | Property & Casualty Commercial [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 637 | 559 | 521
Other Insurance Product Line [Member] | Group Insurance Policies [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 180 | 167 | 161
Life Insurance Product Line [Member] | Group Insurance Policies [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 1,477 | 1,478 | 1,717
Investments Product Line [Member] | Mutual Funds [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 116 | 137 | 148
Professional Liability [Member] | Property & Casualty Commercial [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Earned premiums and fee income |  |  |  |  |  |  |  |  |  | 221 | 213 | 222
Continuing Operations [Member] |  |  |  |  |  |  |  |  |  |  |  |
Assets by Segment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Amortization of deferred policy acquisition costs and present value of future profits |  |  |  |  |  |  |  |  |  | $ (1,502) | $ (1,729) | $ (1,794)
[1] | For 2015, 2014 and 2013, AARP members accounted for earned premiums of $3.2 billion, $3.0 billion and $2.9 billion, respectively.
[2] | Text selection found with no content.

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