Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=109977999&loc=d3e76258-113986

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- Definition

Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The net gain (loss) recognized in earnings during the period due to the ineffectiveness on interest rate fair value hedges.

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Derivative Instruments and Hedging Activities Derivative Instruments and Hedging Activities (Details - Hedge Ineffectiveness) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Derivative [Line Items]
Fair Value Hedge, Hedging Instrument			$ 37
Fair Value Hedge, Hedged Item			(51)
Gain (loss) on interest rate fair value hedge ineffectiveness	$ (3)	$ (19)	(14)
Agency debentures [Member]
Derivative [Line Items]
Fair Value Hedge, Hedging Instrument			1
Fair Value Hedge, Hedged Item			(3)
Gain (loss) on interest rate fair value hedge ineffectiveness			(2)
Agency mortgage-backed securities [Member]
Derivative [Line Items]
Fair Value Hedge, Hedging Instrument			36
Fair Value Hedge, Hedged Item			(48)
Gain (loss) on interest rate fair value hedge ineffectiveness			$ (12)