Deposits (Details) - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015
Deposits By Type [Line Items]
Noninterest-bearing deposits	$ 51,000	$ 45,695
Interest-bearing deposits	108,915	103,429
Total deposits	159,915	149,124
Interest checking
Deposits By Type [Line Items]
Interest-bearing deposits	27,709	25,410
Money market and savings
Deposits By Type [Line Items]
Interest-bearing deposits	64,090	60,461
Time deposits
Deposits By Type [Line Items]
Interest-bearing deposits	17,116	17,558
Time deposits $100,000 and greater	7,724	7,562
Time deposits $250,000 and greater	$ 4,300	$ 3,497

Deposits By Type [Line Items]

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- Definition

Time Deposits $250,000 and Greater

+ References

No definition available.

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- Definition

The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.12)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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- Definition

The aggregate of all domestic and foreign interest-bearing deposit liabilities.

+ References

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- Definition

The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.

+ References

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- Definition

Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Industry Guide
-Number 3
-Section V
-Paragraph D-E

+ Details

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