Net investment hedge gains and losses.

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- Definition

Amount of gain (loss) from excluded component of derivative hedge, recognized in earnings. Excludes recognition under systematic and rational method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
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- Definition

Amount before tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount, before tax and reclassification, of gain (loss) from derivative designated and qualifying as net investment hedge.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4CCC
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Derivative Instruments - Impact on Statements of Income, Net Investment Hedges (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Unrealized gains/(losses) on investment securities
Gains/(losses) recorded in income and other comprehensive income/(loss)
Pre-tax gains (losses) reclassified related to liquidation of legal entity	$ 0		$ 0
Other Income \| Unrealized gains/(losses) on investment securities
Gains/(losses) recorded in income and other comprehensive income/(loss)
Pre-tax gains (losses) reclassified related to liquidation of legal entity		$ 0		$ (8)
Net Investment Hedging \| Foreign exchange
Gains/(losses) recorded in income and other comprehensive income/(loss)
Amounts recorded in income	(73)	(37)	(180)	(108)
Amounts recorded in OCI	$ 1,028	$ (868)	$ 1,958	$ 308