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Capital Requirements (Details) (USD $) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Apr. 30, 2009 | Dec. 31, 2011 Y | Dec. 31, 2010
Capital Requirements |  |  |
Series A cumulative perpetual preferred shares, issued |  | 216,000 | 216,000
Series A cumulative perpetual preferred shares, par value (in dollars per share) |  | $ 0.01 | $ 0.01
Series A cumulative perpetual preferred shares, per share liquidation value (in dollars per share) |  | $ 1,000 | $ 1,000
Series A cumulative perpetual preferred shares, aggregate liquidation value |  | $ 216,000,000 |
Senior preferred stock, dividend rate for first five years (as a percent) |  | 5.00% |
Senior preferred stock, dividend rate thereafter (as a percent) |  | 9.00% |
Warrants to purchase entity's common stock (in shares) |  | 1,326,238 |
Warrants, exercise price (in dollars per share) |  | $ 24.43 |
Percentage of aggregate common stock investment on exercise of warrant to Senior Preferred Stock investment |  | 15.00% |
Warrants, term (in years) |  | 10 |
Dividend payable by subsidiaries, maximum |  | $ 585,000,000 |
Semi annual cash dividend payable, maximum (in dollars per share) | $ 0.33 |  |
Number of years following the date of investment that the entity is restricted from redeeming preferred stock |  | 3 |

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- Definition The percentage of aggregate common stock investment on the exercise of warrant to the Senior Preferred Stock investment. + References No definition available. + Details
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- Definition Represents the maximum amount of dividend the subsidiary banks could pay to the entity. + References No definition available. + Details
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- Definition Represents the maximum cash dividend payable during the semi-annual period. The aggregate cash dividends and common stock repurchase during a given semi-annual period must not exceed the originally permitted cash dividend under the TARP Capital Purchase Program. + References No definition available. + Details
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- Definition Represents the number of periods following the date of investment that the entity is restricted from redeeming preferred stock. + References No definition available. + Details
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- Definition The percentage rate used to calculate dividend payments on the preferred stock for the first five years. + References No definition available. + Details
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- Definition The exercise price of each class of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 4 -Section 08 -Paragraph i -Subparagraph 4 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 + Details
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- Definition The specified number of securities that each class of warrants or rights outstanding give the holder the right but not the obligation to purchase from the issuer at a specific price, on or before a certain date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 4 -Section 08 -Paragraph i -Subparagraph 2 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(2)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 + Details
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- Definition The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21484-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 5 -Section 02 -Paragraph 29 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(d)(1)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 4 -Section 08 -Paragraph d Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 4, 6 -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. + Details
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