Noncash Investing and Financing Activities (Detail) (USD $) In Millions	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010
Transfers:
Portfolio loans to held for sale loans	$ 58	$ 80
Held for sale loans to portfolio loans	16	49
Portfolio loans to OREO	168	350
Held for sale loans to OREO	36	38
Impact of change in accounting principle:
Decrease in available-for-sale securities, net		941
Increase in portfolio loans		2,217
Decrease in demand deposits		18
Increase in other short-term borrowings		122
Increase in long-term debt		$ 1,344

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Value of loans held-for-sale transferred to loans held in the entity's portfolio in noncash transactions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 95
-Paragraph 32
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586

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