Reflects the net amount of other additions and reductions in the reserve for credit losses.

+ References+ Details

Reflects the amount charged against earnings during the period as bad debt expense, net of recoveries of previously expensed credit losses.

+ References+ Details

- Definition

Reflects a reduction in bad debt expense attributable to collections of loans and lease receivables which had previously been fully or partially charged off as bad debts.

+ References+ Details

- Definition

Reflects the amount of loans and leases that have been removed, or charged off, from both loan receivables and the reserve for credit losses, typically because they are considered to be not salvageable or have been purchased by unconsolidated collection entities.

+ References+ Details

- Definition

The allowance for loan and lease losses represents the reserve to cover probable credit losses related to specifically identified loans and leases, as well as probable credit losses inherent in the remainder of the loan portfolio as of the balance sheet date. For banks, include currently required allocated transfer risk reserves. Include carryover of or adjustments to the allowance for loan losses in connection with business combinations determined to be appropriate.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher OTS
-Name Federal Regulation (FR)
-Number Title 12
-Chapter V
-Section 563c.102
-Paragraph 8
-Subparagraph a(ii)
-Subsection I
-LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 6
-Section L
-Subsection 1

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 114
-Paragraph 20
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7(d))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 9
-Section 03
-Paragraph 7
-Subparagraph d

Reference 6: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 5
-Paragraph 8, 9
-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 7: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)(1)(ii)
-URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544

+ Details

- Definition

The sum of the periodic provision charged to earnings, based on an assessment of uncollectibility from the counterparty on account of loan, lease or other credit losses, to reduce these accounts to the amount that approximates their net realizable value.

+ References+ Details

Allowance for Credit Losses (Analysis of the Allowance for Credit Losses) (Details) (USD $) In Millions	3 Months Ended		6 Months Ended			3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended					3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010	Jun. 30, 2011 Commercial and Industrial [Member]	Jun. 30, 2011 Commercial and Industrial [Member]	Dec. 31, 2010 Commercial and Industrial [Member]	Jun. 30, 2011 Commercial Real Estate - Other [Member]	Jun. 30, 2011 Commercial Real Estate - Other [Member]	Dec. 31, 2010 Commercial Real Estate - Other [Member]	Jun. 30, 2011 Commercial Real Estate - Residential ADC [Member]	Jun. 30, 2011 Commercial Real Estate - Residential ADC [Member]	Dec. 31, 2010 Commercial Real Estate - Residential ADC [Member]	Jun. 30, 2011 Commercial Specialized Lending [Member]	Jun. 30, 2011 Commercial Specialized Lending [Member]	Dec. 31, 2010 Commercial Specialized Lending [Member]	Jun. 30, 2011 Direct Retail Lending [Member]	Jun. 30, 2011 Direct Retail Lending [Member]	Dec. 31, 2010 Direct Retail Lending [Member]	Jun. 30, 2011 Retail Revolving Credit [Member]	Jun. 30, 2011 Retail Revolving Credit [Member]	Dec. 31, 2010 Retail Revolving Credit [Member]	Jun. 30, 2011 Retail Residential Mortgage [Member]	Jun. 30, 2011 Retail Residential Mortgage [Member]	Dec. 31, 2010 Retail Residential Mortgage [Member]	Jun. 30, 2011 Retail Sales Finance [Member]	Jun. 30, 2011 Retail Sales Finance [Member]	Dec. 31, 2010 Retail Sales Finance [Member]	Jun. 30, 2011 Retail Specialized Lending [Member]	Jun. 30, 2011 Retail Specialized Lending [Member]	Dec. 31, 2010 Retail Specialized Lending [Member]	Jun. 30, 2011 Covered and Other Acquired [Member]	Jun. 30, 2011 Covered and Other Acquired [Member]	Dec. 31, 2010 Covered and Other Acquired [Member]	Jun. 30, 2011 Unallocated [Member]	Mar. 31, 2011 Unallocated [Member]	Dec. 31, 2010 Unallocated [Member]	Jun. 30, 2011 Allowance for Loan and Lease Losses [Member]	Jun. 30, 2011 Allowance for Loan and Lease Losses [Member]	Jun. 30, 2011 Reserve For Unfunded Lending Commitments [Member]	Jun. 30, 2011 Reserve For Unfunded Lending Commitments [Member]	Jun. 30, 2011 Allowance for Credit Losses [Member]	Jun. 30, 2011 Allowance for Credit Losses [Member]
Allowance for credit losses, Beginning balance		$ 2,759		$ 2,672		$ 535	$ 621		$ 497	$ 446		$ 421	$ 469		$ 18	$ 21		$ 245	$ 246		$ 105	$ 109		$ 328	$ 298		$ 43	$ 47		$ 175	$ 177		$ 144	$ 144		$ 130	$ 130	$ 130	$ 2,641	$ 2,708	$ 50	$ 47	$ 2,691	$ 2,755
Provision for credit losses	328	650	668	1,225		(8)	(20)		40	156		32	51		(4)	(6)		46	114		17	35		147	230		3	7		31	74		15	15					319	656	9	12	328	668
Loans and leases charged-off		(671)		(1,180)		(62)	(140)		(81)	(149)		(78)	(149)		(2)	(4)		(66)	(144)		(24)	(51)		(129)	(183)		(7)	(17)		(41)	(91)								(490)	(928)			(490)	(928)
Recoveries of previous charge-offs		29		63		9	13		6	9		7	11		1	2		8	17		5	10		1	2		3	5		6	11								46	80			46	80
Net loans and leases charged-off		(642)		(1,117)
Other changes, net		(14)		(27)
Allowance for credit losses, Ending balance		2,753		2,753		474	474		462	462		382	382		13	13		233	233		103	103		347	347		42	42		171	171		159	159		130	130	130	2,516	2,516	59	59	2,575	2,575
Allowance for loan and lease losses	2,516	2,723	2,516	2,723	2,708	474	474	621	462	462	446	382	382	469	13	13	21	233	233	246	103	103	109	347	347	298	42	42	47	171	171	177	159	159	144	130		130
Reserve for unfunded lending commitments		$ 30		$ 30