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Consolidated and Largest Bank Subsidiary Capital Ratios (Parenthetical) (Detail) (Basel I)
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Dec. 31, 2012
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Basel I
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| Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] | |
| Minimum Ratio for Tier 1 to be Well Capitalized | 6.00% |
| Minimum Ratio for Total Tier 1 plus Tier 2 to be Well Capitalized | 10.00% |
| Minimum Ratio for Leverage to be Well Capitalized | 5.00% |
| Minimum Ratio for Tier 1 to be Adequately Capitalized | 4.00% |
| Minimum Ratio for Total Tier 1 plus Tier 2 to be Adequately Capitalized | 8.00% |
| Minimum Ratio for Leverage to be Adequately Capitalized | 3.00% |
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- Definition
The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as "well capitalized", in the regulatory framework for prompt corrective action. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
The minimum amount of Tier 1 Leverage Capital for capital adequacy purposes divided by average assets as defined in the regulations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of Tier 1 Leverage Capital required to be categorized as well capitalized divided by average assets as defined in the regulatory framework for prompt corrective action. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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