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Loans And The Allowance For Credit Losses (Narrative) (Detail) (USD $)
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3 Months Ended | 6 Months Ended | 6 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 30, 2012
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Jun. 30, 2011
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Jun. 30, 2012
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Jun. 30, 2011
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Mar. 31, 2012
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Dec. 31, 2011
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Mar. 31, 2011
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Dec. 31, 2010
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Jun. 30, 2012
Residential First Mortgage [Member]
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Jun. 30, 2012
Home Equity First Lien TDRs [Member]
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Jun. 30, 2012
Home Equity Second Lien [Member]
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Jun. 30, 2011
Consumer Credit Card [Member]
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Jun. 30, 2011
Credit Card [Member]
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Jun. 30, 2012
Non-Accrual [Member]
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Mar. 31, 2012
Minimum [Member]
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Mar. 31, 2012
Maximum [Member]
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Jun. 30, 2012
Maximum [Member]
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| Loans And Leases [Line Items] | |||||||||||||||||
| Indirect loans purchased | $ 233,000,000 | $ 174,000,000 | $ 407,000,000 | $ 336,000,000 | |||||||||||||
| Branded credit card amounts purchased | 1,100,000,000 | 1,100,000,000 | 1,000,000,000 | ||||||||||||||
| Reduction in allowance for loan losses | 30,000,000 | ||||||||||||||||
| Reserves for non-accrual loans and leases | 2,500,000 | ||||||||||||||||
| Allowance for loan losses and related premium | 2,291,000,000 | 3,120,000,000 | 2,291,000,000 | 3,120,000,000 | 2,530,000,000 | 2,745,000,000 | 3,186,000,000 | 3,185,000,000 | 84,000,000 | ||||||||
| Purchases consumer credit card accounts | 500,000 | ||||||||||||||||
| Financing period for consumer loans, in years | 15 years | 30 years | |||||||||||||||
| Non-performing loans classified as held for sale | 202,000,000 | 202,000,000 | 328,000,000 | ||||||||||||||
| Non-performing loans were transferred to held for sale net of charge-offs | 77,000,000 | 176,000,000 | 170,000,000 | 364,000,000 | |||||||||||||
| Non-performing loans charges-offs | 39,000,000 | 114,000,000 | 92,000,000 | 219,000,000 | |||||||||||||
| Non-accrual loans including loans held for sale | 2,100,000,000 | 2,100,000,000 | 2,700,000,000 | ||||||||||||||
| TDRs were in excess of 180 days past due | 126,000,000 | 9,500,000 | |||||||||||||||
| TDRs were in excess of 180 days past due | 7,800,000 | ||||||||||||||||
| Charge-offs | 5,000,000 | ||||||||||||||||
| Commercial and investor real estate loans modified in a TDR during the period and on non-accrual status | 167,000,000 | ||||||||||||||||
| Percentage of commercial and investor real estate loan TDRs in non-accrual status 90 days past due | 7.80% | ||||||||||||||||
| Restructured binding unfunded commitments | $ 265,000,000 | $ 265,000,000 | |||||||||||||||