Investments (Changes in Net Unrealized Investment Gains (Losses)) (Details) $ in Millions	3 Months Ended
Mar. 31, 2022 USD ($)
Investments, Debt and Equity Securities [Abstract]
Unrealized investment gains (losses), beginning of period	$ 3,908
Unrealized investment gains (losses) during the period	(6,950)
Unrealized investment gains (losses) relating to: Future policy benefits	2,108
Unrealized investment gains (losses) relating to: DAC, VOBA and DSI	306
Unrealized investment gains (losses) relating to: Deferred income tax benefit (expense)	953
Unrealized investment gains (losses), end of period	325
Change in net unrealized investment gains (losses)	$ (3,583)

This item presents the increase (decrease) in net unrealized investment gains (losses) attributable to the Company.

No definition available.

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- Definition

This item presents the increase (decrease) in net unrealized investment gains (losses) related to DAC and VOBA.

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No definition available.

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- Definition

This item presents the increase (decrease) in net unrealized investment gains (losses) related to insurance liability gain (loss) recognition.

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No definition available.

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- Definition

This item presents the increase (decrease) in net unrealized investment gains (losses) related to unrealized investment gains (losses) during the period.

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- Definition

This item represents the tax effects occurring during the period which are related to the net unrealized gain (loss) resulting from changes in the fair [carrying] value during the period of available-for-sale securities and from changes in certain insurance related assets and liabilities. Such tax affects would have been charged or credited directly to other comprehensive income or to related components of shareholders' equity.

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- Definition

This item presents net unrealized investment gains (losses) attributable to the Company.

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No definition available.

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