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Derivative Instruments (Maturity Of The Notional Amounts Of Derivative Financial Instruments) (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2019 USD ($)
Maturity of the notional amounts of derivative financial instruments |  |
Remaining Life Less Than 1 Year | $ 36,697 |
Remaining Life - 1 - 5 Years | 15,546 |
Remaining Life - 6 - 10 Years | 56,765 |
Remaining Life - 11 - 30 Years | 27,359 |
Remaining Life Over - 30 Years | 4,920 |
Remaining Life - Total Years | 141,287 |
Interest Rate Contracts [Member] |  |
Maturity of the notional amounts of derivative financial instruments |  |
Remaining Life Less Than 1 Year | 11,663 | [1]
Remaining Life - 1 - 5 Years | 10,031 | [1]
Remaining Life - 6 - 10 Years | 53,055 | [1]
Remaining Life - 11 - 30 Years | 26,001 | [1]
Remaining Life Over - 30 Years | 1,713 | [1]
Remaining Life - Total Years | $ 102,463 | [1]
Derivative maturity date | Apr. 20, 2067 |
Foreign currency contracts [Member] |  |
Maturity of the notional amounts of derivative financial instruments |  |
Remaining Life Less Than 1 Year | $ 304 | [2]
Remaining Life - 1 - 5 Years | 255 | [2]
Remaining Life - 6 - 10 Years | 831 | [2]
Remaining Life - 11 - 30 Years | 1,345 | [2]
Remaining Life Over - 30 Years | 68 | [2]
Remaining Life - Total Years | $ 2,803 | [2]
Derivative maturity date | Feb. 20, 2050 |
Equity market contracts [Member] |  |
Maturity of the notional amounts of derivative financial instruments |  |
Remaining Life Less Than 1 Year | $ 24,730 |
Remaining Life - 1 - 5 Years | 5,260 |
Remaining Life - 6 - 10 Years | 2,879 |
Remaining Life - 11 - 30 Years | 13 |
Remaining Life Over - 30 Years | 3,139 |
Remaining Life - Total Years | $ 36,021 |
[1] | As of June 30, 2019, the latest maturity date for which we were hedging our exposure to the variability in future cash flows for these instruments was April 20, 2067.
[2] | As of June 30, 2019, the latest maturity date for which we were hedging our exposure to the variability in future cash flows for these instruments was February 20, 2050.

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Total notional amounts of derivative financial instruments maturing in 11 - 30 years. + References No definition available. + Details
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- Definition Total notional amounts of derivative financial instruments maturing in 1 - 5 years. + References No definition available. + Details
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- Definition Total notional amounts of derivative financial instruments maturing in 6 - 10 years. + References No definition available. + Details
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- Definition Total notional amounts of derivative financial instruments maturing in less than 1 year. + References No definition available. + Details
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- Definition Total notional amounts of derivative financial instruments with maturity dates over 30 years + References No definition available. + Details
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- References No definition available. + Details
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- Definition Date the derivative contract matures, in CCYY-MM-DD format. + References No definition available. + Details
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- Details
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- Details
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