Represents the amortization of basis adjustments of discontinued fair value hedges.

No definition available.

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- Definition

Represents amounts recognized as interest settlements on fair value hedging relationships.

+ References

No definition available.

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- Definition

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.

+ References

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.

+ References

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- Definition

Amount of gain (loss) on derivative instrument designated and qualifying as fair value hedge included in assessment of hedge effectiveness, recognized in earnings.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 20
-Section 45
-Paragraph 1A
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109974929&loc=SL110061172-113977

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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

Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(e))
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Derivative Instruments and Hedging Activities (Details - Fair Value Hedge) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Derivative Instruments, Gain (Loss) [Line Items]
Total interest income	$ 2,009	$ 1,571	$ 1,233
Changes in fair value of hedged item		(51)	(76)
Changes in fair value of derivatives		37	70
Interest Income [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Total interest income	2,009
Net loss on fair value hedging relationships	(13)
Agency Debentures [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Changes in fair value of hedged item		(3)	(32)
Changes in fair value of derivatives		1	28
Agency Debentures [Member] \| Interest Income [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amounts recognized as interest settlements on derivatives	(3)
Changes in fair value of hedged item	(69)
Changes in fair value of derivatives	68
Net loss on fair value hedging relationships	(4)
Agency mortgage-backed securities [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Changes in fair value of hedged item		(48)	(44)
Changes in fair value of derivatives		$ 36	$ 42
Agency mortgage-backed securities [Member] \| Interest Income [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amounts recognized as interest settlements on derivatives	(15)
Amortization of basis adjustment	24
Changes in fair value of hedged item	(111)
Changes in fair value of derivatives	93
Net loss on fair value hedging relationships	$ (9)