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Shareholders' Equity - Progression of the components of accumulated other comprehensive income (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
AOCI beginning balance | $ 1,273 |  |
Other comprehensive income (loss), pretax | (1,460) | $ 527 | $ 1,030
Other comprehensive income (loss), tax | 306 | (111) | (215)
Other comprehensive income (loss) | (1,154) | 416 | 815
Accumulated other comprehensive income, net of tax | 119 | 1,273 |
AOCI ending balance | 119 | 1,273 |
Net unrealized gains (losses) on securities: |  |  |
Unrealized holding gains (losses) on securities arising during the period, pretax | (275) | 887 | 997
Unrealized holding gains (losses) on securities arising during the period, tax | 57 | (187) | (209)
Unrealized holding gains (losses) on securities arising during the period, after tax | 218 | (700) | (788)
Reclassification adjustment for realized (gains) losses included in net earnings, pretax | (22) | (389) | (11)
Reclassification adjustment for realized (gains) losses included in net earnings, tax | 5 | 82 | 2
Reclassification adjustment for realized (gains) losses included in net earnings, after tax | (17) | (307) | (9)
Reclassification adjustment for unrealized gains (losses) on securities of subsidiaries sold, pretax | (1,119) |  |
Reclassification adjustment for unrealized gains (losses) on securities of subsidiaries sold, tax | 235 |  |
Reclassification adjustment for unrealized gains (losses) on securities of subsidiaries sold, after tax | (884) | 0 | 0
Total net unrealized gains (losses) on securities, pretax | (1,416) | 498 | 986
Total net unrealized gains (losses) on securities, tax | 297 | (105) | (207)
Total net unrealized gains (losses) on securities | (1,119) | 393 | 779
Reclassification of Cash Flow Hedge Gain (Loss) [Abstract] |  |  |
Unrealized holding gains (losses) on cash flow hedges arising during the period, pretax | (1) | 70 | 39
Unrealized holding gains (losses) on cash flow hedges arising during the period, tax | 0 | (14) | (8)
Unrealized holding gains (losses) on cash flow hedges arising during the period, after tax | (1) | 56 | 31
Reclassification adjustment for investment income included in net earnings from discontinued operations, pretax | (14) | (40) | (3)
Reclassification adjustment for investment income included in net earnings from discontinued operations, tax | 3 | 8 | 0
Reclassification adjustment for investment income included in net earnings from discontinued operations, after tax | (11) | (32) | (3)
Reclassification for unrealized gains on cash flow hedges of subsidiaries sold, pretax | (37) |  |
Reclassification for unrealized gains on cash flow hedges of subsidiaries sold, tax | 8 |  |
Reclassification for unrealized gains on cash flow hedges of subsidiaries sold, after tax | (29) | 0 | 0
Total net unrealized gains (losses) on cash flow hedges, pretax | (52) | 30 | 36
Total net unrealized gains (losses) on cash flow hedges, tax | 11 | (6) | (8)
Total net unrealized gains (losses) on cash flow hedges | (41) | 24 | 28
Foreign currency translation adjustments, pretax | (2) | (1) | 7
Foreign currency translation adjustments, tax | 0 | 0 | 0
Foreign currency translation adjustments | (2) | (1) | 7
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Tax, after Reclassification Adjustment, Attributable to Parent [Abstract] |  |  |
Unrealized holding gains (losses) on pension and OPRP arising during the period, pretax | (1) |  |
Unrealized holding gains (losses) on pension and OPRP arising during the period, tax | 0 |  |
Unrealized holding gains (losses) on pension and OPRP arising during the period, after tax | (1) | (1) | 0
Reclassification adjustment for pension settlement loss included in other expense in net earnings, pretax | 11 |  |
Reclassification adjustment for pension settlement loss included in other expense in net earnings, tax | (2) |  |
Reclassification adjustment for pension settlement loss included in net earnings | 9 | 1 | 1
Total pension and OPRP adjustments, pretax | 10 | 0 | 1
Total pension and OPRP adjustments, tax | (2) | 0 | 0
Total pension and OPRP adjustments | 8 | 0 | 1
Noncontrolling Interests |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
Other comprehensive income (loss) | 0 | 0 | 0
Net unrealized gains (losses) on securities: |  |  |
Unrealized holding gains (losses) on securities arising during the period, after tax | 0 | 0 | 0
Reclassification adjustment for realized (gains) losses included in net earnings, after tax | 0 | 0 | 0
Reclassification adjustment for unrealized gains (losses) on securities of subsidiaries sold, after tax | 0 |  |
Total net unrealized gains (losses) on securities | 0 | 0 | 0
Reclassification of Cash Flow Hedge Gain (Loss) [Abstract] |  |  |
Unrealized holding gains (losses) on cash flow hedges arising during the period, after tax | 0 | 0 | 0
Reclassification adjustment for investment income included in net earnings from discontinued operations, after tax | 0 | 0 | 0
Reclassification for unrealized gains on cash flow hedges of subsidiaries sold, after tax | 0 |  |
Total net unrealized gains (losses) on cash flow hedges | 0 | 0 | 0
Foreign currency translation adjustments | 0 | (2) | 0
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Tax, after Reclassification Adjustment, Attributable to Parent [Abstract] |  |  |
Unrealized holding gains (losses) on pension and OPRP arising during the period, after tax | 0 |  |
Reclassification adjustment for pension settlement loss included in net earnings | 0 |  |
Total pension and OPRP adjustments | 0 | 0 | 0
AOCI including portion attributable to noncontrolling interest |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
Other comprehensive income (loss) | (1,154) | 414 | 815
Net unrealized gains (losses) on securities: |  |  |
Unrealized holding gains (losses) on securities arising during the period, after tax | 218 | (700) | (788)
Reclassification adjustment for realized (gains) losses included in net earnings, after tax | (17) | (307) | (9)
Reclassification adjustment for unrealized gains (losses) on securities of subsidiaries sold, after tax | (884) |  |
Total net unrealized gains (losses) on securities | (1,119) | 393 | 779
Reclassification of Cash Flow Hedge Gain (Loss) [Abstract] |  |  |
Unrealized holding gains (losses) on cash flow hedges arising during the period, after tax | (1) | 56 | 31
Reclassification adjustment for investment income included in net earnings from discontinued operations, after tax | (11) | (32) | (3)
Reclassification for unrealized gains on cash flow hedges of subsidiaries sold, after tax | (29) |  |
Total net unrealized gains (losses) on cash flow hedges | (41) | 24 | 28
Foreign currency translation adjustments | (2) | (3) | 7
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Tax, after Reclassification Adjustment, Attributable to Parent [Abstract] |  |  |
Unrealized holding gains (losses) on pension and OPRP arising during the period, after tax | (1) |  |
Reclassification adjustment for pension settlement loss included in net earnings | 9 |  |
Total pension and OPRP adjustments | 8 | 0 | 1
Accumulated net investment gain (loss) attributable to parent |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
AOCI beginning balance | 1,255 | 862 | 83
Accumulated other comprehensive income, net of tax | 136 | 1,255 | 862
AOCI ending balance | 136 | 1,255 | 862
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
AOCI beginning balance | 41 | 17 | (11)
Accumulated other comprehensive income, net of tax | 0 | 41 | 17
AOCI ending balance | 0 | 41 | 17
Accumulated foreign currency adjustment attributable to parent |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
AOCI beginning balance | (16) | (9) | (16)
Accumulated other comprehensive income, net of tax | (18) | (16) | (9)
AOCI ending balance | (18) | (16) | (9)
Accumulated foreign currency adjustment attributable to parent | Neon Capital Limited |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
AOCI beginning balance | (4) |  |
Accumulated other comprehensive income, net of tax |  | (4) |
AOCI ending balance |  | (4) |
Accumulated defined benefit plans adjustment attributable to parent |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
AOCI beginning balance | (7) | (7) | (8)
Accumulated other comprehensive income, net of tax | 1 | (7) | (7)
AOCI ending balance | 1 | (7) | (7)
AOCI attributable to parent |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
AOCI beginning balance | 1,273 | 863 | 48
Other comprehensive income (loss) | (1,154) | 414 | 815
Accumulated other comprehensive income, net of tax | 119 | 1,273 | 863
AOCI ending balance | 119 | 1,273 | 863
AOCI attributable to parent | Neon Capital Limited |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
AOCI beginning balance | (4) |  |
Accumulated other comprehensive income, net of tax |  | (4) |
AOCI ending balance |  | (4) |
AOCI attributable to noncontrolling interest |  |  |
Accumulated Other Comprehensive Income [Roll Forward] |  |  |
Other comprehensive income (loss) | $ 0 | $ (2) | $ 0

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