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Investments - Components of the net unrealized gain on securities that is included in AOCI in the Balance Sheet (Details) - USD ($) $ in Millions | Jun. 30, 2021 | Dec. 31, 2020
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Unrealized gain on: |  |
Pretax |  | $ 1,589
Deferred Tax |  | (334)
Net |  | 1,255
Annuity subsidiaries | Net earnings (loss) from discontinued operations |  |
Unrealized gain on: |  |
Pretax |  | 1,305
Deferred Tax |  | (274)
Net |  | 1,031
Total fixed maturities |  |
Unrealized gain on: |  |
Pretax | $ 260 | 284
Deferred Tax | (55) | (60)
Net | $ 205 | 224
Fixed maturities — annuity segment | Annuity subsidiaries | Net earnings (loss) from discontinued operations |  |
Unrealized gain on: |  |
Pretax |  | 2,555
Deferred Tax |  | (536)
Net |  | 2,019
Deferred policy acquisition costs — annuity segment | Annuity subsidiaries | Net earnings (loss) from discontinued operations |  |
Unrealized gain on: |  |
Pretax |  | (934)
Deferred Tax |  | 196
Net |  | (738)
Annuity benefits accumulated | Annuity subsidiaries | Net earnings (loss) from discontinued operations |  |
Unrealized gain on: |  |
Pretax |  | (324)
Deferred Tax |  | 68
Net |  | (256)
Life, accident and health reserves | Annuity subsidiaries | Net earnings (loss) from discontinued operations |  |
Unrealized gain on: |  |
Pretax |  | (3)
Deferred Tax |  | 0
Net |  | (3)
Unearned revenue | Annuity subsidiaries | Net earnings (loss) from discontinued operations |  |
Unrealized gain on: |  |
Pretax |  | 11
Deferred Tax |  | (2)
Net |  | $ 9

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- Definition Accumulated other comprehensive income loss available for sale securities adjustment, pretax. + References No definition available. + Details
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- Definition Amount, after tax, of accumulated unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e681-108580 + Details
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