Change In Estimated Fair Value Of Equity Securities.

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- Definition

Change In Estimated Fair Value Of Other Limited Partnership Interests And Real Estate Joint Ventures.

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Changes In Estimated Fair Value Subsequent To Purchase For Equity Securities Still Held As Of The End Of The Period Included In Net Income Gains (Losses).

+ References

No definition available.

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- Definition

The net gain or loss incurred on assets and liabilities held by consolidated securitizations entities and all other gains and losses.

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No definition available.

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- Definition

The net gain (loss) resulting from sales and other disposals of other limited partnership interests.

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No definition available.

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- Definition

This item represents the subtotal of gains (losses)on the investment portfolio.

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No definition available.

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- Definition

Amount of realized and unrealized gain (loss) on investment.

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- Definition

The difference between the carrying value and the sale price of debt securities, not separately or otherwise categorized as trading, available-for-sale, or held-to-maturity. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale.

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The difference between the carrying value and the sale price of equity securities, not separately or otherwise categorized as trading or available-for-sale. This element includes investments in which the entity holds a small ownership stake (generally, less than 20% of the shares outstanding) and cannot exert significant influence.

+ References

No definition available.

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The net realized gain (loss) on investments sold during the period, not including gains (losses) on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, which, for cash flow reporting, is a component of proceeds from investing activities.

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Amount of gain (loss) on sale or disposal of other assets.

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- Definition

The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.

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- Definition

The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes.

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The amount of other than temporary impairment (OTTI) losses on equity securities, OTTI related to credit losses on debt securities, and OTTI losses on debt securities when the entity intends to sell the securities or it is more likely than not that the entity will be required to sell the securities before recovery of its amortized cost basis. Additionally, this item includes OTTI losses recognized during the period on investments accounted for under the cost method of accounting.

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The net realized gains or losses on investments during the period, not including gains or losses on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity.

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Investments (Components of Net Investment Gains Losses) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Jun. 30, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Marketable Securities, Gain (Loss) [Abstract]
Fixed maturity securities AFS — net gains (losses) on sales and disposals (1)		$ 45	$ 328	$ 251
Equity securities — net gains (losses) on sales and disposals		118	117	19
Change In Estimated Fair Value Of Equity Securities		(193)	0	0
Other net investment gains (losses):
Mortgage Loans		(56)	14	(231)
Real estate and real estate joint ventures		326	603	182
Other limited partnership interests		9	(59)	(64)
Other		(169)	(113)	(130)
Subtotal - investment portfolio gains (losses)		40	855	(155)
Change In Estimated Fair Value Of Other Limited Partnership Interests And Real Estate Joint Ventures		12	0	0
Non-investment portfolio gains (losses)		350	1,162	(471)
Subtotal		(338)	(1,163)	472
Total net investment gains (losses)		(298)	(308)	317
Changes In Estimated Fair Value Subsequent To Purchase For Equity Securities		(81)
Fixed Maturity Securities
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		(40)	(10)	(107)
Net investment gains (losses)		5	318	144
Consumer Domestic Corporate Debt Securities [Member]
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		(20)	(4)	0
Finance Corporate Debt Securities [Member]
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		(9)	0	0
Industrial Domestic Corporate Debt Securities [Member]
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		(2)	0	(63)
Public Utility, Bonds [Member]
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		0	0	(21)
Communications
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		0	0	(3)
U.S. corporate and foreign corporate securities
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		(31)	(4)	(87)
Debt Security, Government, Non-US [Member]
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		(9)	0	0
ABS
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		0	(3)	(2)
RMBS
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		0	0	(18)
Municipals
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		0	(3)	0
Equity securities
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		0	(25)	(75)
Net investment gains (losses)		(75)	92	(56)
Common stock
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		0	(24)	(75)
Non-redeemable preferred stock
Marketable Securities, Gain (Loss) [Abstract]
Total OTTI losses recognized in earnings		0	(1)	0
Fair Value Option, Other Eligible Items [Member]
Other net investment gains (losses):
Non-investment portfolio gains (losses)		0	(1)	1
Brighthouse Financial, Inc
Marketable Securities, Gain (Loss) [Abstract]
Fixed maturity securities AFS — net gains (losses) on sales and disposals (1)			276
Other net investment gains (losses):
Mortgage Loans			47
Non-investment portfolio gains (losses)			(1,016)
Total net investment gains (losses)			(1,016)
Brighthouse Financial, Inc \| FVO Common Stock
Other net investment gains (losses):
Non-investment portfolio gains (losses)	$ 327	$ 327	(95)
MetLife Afore
Other net investment gains (losses):
Non-investment portfolio gains (losses)			$ (98)
MetLife U.S. Retail Advisor Force
Other net investment gains (losses):
Non-investment portfolio gains (losses)				$ (102)