v2.4.0.6

Regulatory Capital Details 2 (Details) | 12 Months Ended
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Dec. 31, 2012
Banking and Thrift [Abstract] |
Description of Regulatory Requirements, Capital Adequacy Purposes | Quantitative measures established by each regulatory agency to ensure capital adequacy require the reporting institutions to maintain a minimum total risk-based capital ratio of 8%, a minimum Tier 1 risk-based capital ratio of 4% and a minimum leverage ratio of 3% for the most highly rated banks that do not expect significant growth. All other institutions are required to maintain a minimum leverage ratio of 4%.

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- Definition Description of the regulatory requirements for capital adequacy purposes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=7881181&loc=SL5958568-112826 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=7881181&loc=d3e65071-112826 + Details
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