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Investment Securities (Schedule of Investment Ratings) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | $ 319,147 | $ 482,440
Investment Securities Available-for-Sale: Fair Value | 323,070 | 496,815
Investment Securities Available-for-Sale: Unrealized Gains | 6,960 | 16,316
Trust Preferred Security [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 19,763 |
Investment Securities Available-for-Sale: Fair Value | 19,403 |
Investment Securities Available-for-Sale: Unrealized Gains | (360) |
Countrywide Capital IV [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 1,771 |
Investment Securities Available-for-Sale: Fair Value | 1,772 |
Investment Securities Available-for-Sale: Unrealized Gains | 1 |
Number of banks currently performing | 1 |
Countrywide Capital IV [Member] | Standard & Poors, BB+ Rating [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Countrywide Capital V [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 2,747 |
Investment Securities Available-for-Sale: Fair Value | 2,784 |
Investment Securities Available-for-Sale: Unrealized Gains | 37 |
Number of banks currently performing | 1 |
Countrywide Capital V [Member] | Additional Deal Value [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 250 |
Investment Securities Available-for-Sale: Fair Value | 253 |
Investment Securities Available-for-Sale: Unrealized Gains | 3 |
Number of banks currently performing | 1 |
Countrywide Capital V [Member] | Standard & Poors, BB+ Rating [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Countrywide Capital V [Member] | Standard & Poors, BB+ Rating [Member] | Additional Deal Value [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Citigroup Cap IX [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 992 |
Investment Securities Available-for-Sale: Fair Value | 999 |
Investment Securities Available-for-Sale: Unrealized Gains | 7 |
Number of banks currently performing | 1 |
Citigroup Cap IX [Member] | Additional Deal Value [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 1,906 |
Investment Securities Available-for-Sale: Fair Value | 1,927 |
Investment Securities Available-for-Sale: Unrealized Gains | 21 |
Number of banks currently performing | 1 |
Citigroup Cap IX [Member] | Standard & Poors, BB+ Rating [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Citigroup Cap IX [Member] | Standard & Poors, BB+ Rating [Member] | Additional Deal Value [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Citigroup Cap XI [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 246 |
Investment Securities Available-for-Sale: Fair Value | 248 |
Investment Securities Available-for-Sale: Unrealized Gains | 2 |
Number of banks currently performing | 1 |
Citigroup Cap XI [Member] | Standard & Poors, BB+ Rating [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Nationsbank Cap Trust III [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 1,574 |
Investment Securities Available-for-Sale: Fair Value | 1,275 |
Investment Securities Available-for-Sale: Unrealized Gains | (299) |
Number of banks currently performing | 1 |
Nationsbank Cap Trust III [Member] | Standard & Poors, BB+ Rating [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Morgan Stanley Cap Trust IV [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 2,500 |
Investment Securities Available-for-Sale: Fair Value | 2,372 |
Investment Securities Available-for-Sale: Unrealized Gains | (128) |
Number of banks currently performing | 1 |
Morgan Stanley Cap Trust IV [Member] | Additional Deal Value [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 1,742 |
Investment Securities Available-for-Sale: Fair Value | 1,659 |
Investment Securities Available-for-Sale: Unrealized Gains | (83) |
Number of banks currently performing | 1 |
Morgan Stanley Cap Trust IV [Member] | Standard & Poors, BB+ Rating [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Morgan Stanley Cap Trust IV [Member] | Standard & Poors, BB+ Rating [Member] | Additional Deal Value [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Saturns - GS 2004-04 [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 536 |
Investment Securities Available-for-Sale: Fair Value | 536 |
Investment Securities Available-for-Sale: Unrealized Gains | 0 |
Number of banks currently performing | 1 |
Saturns - GS 2004-04 [Member] | Standard & Poors, BB+ Rating [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Goldman Sachs [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 999 |
Investment Securities Available-for-Sale: Fair Value | 1,011 |
Investment Securities Available-for-Sale: Unrealized Gains | 12 |
Number of banks currently performing | 1 |
Goldman Sachs [Member] | Standard & Poors, BB+ Rating [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BB+ |
Stifel Financial [Member] |  |
Schedule of Investments [Line Items] |  |
Available-for-sale Securities, Amortized Cost Basis | 4,500 |
Investment Securities Available-for-Sale: Fair Value | 4,567 |
Investment Securities Available-for-Sale: Unrealized Gains | $ 67 |
Number of banks currently performing | 1 |
Stifel Financial [Member] | Standard & Poors, BB+ Rating [Member] |  |
Schedule of Investments [Line Items] |  |
Debt Instrument, Credit Rating | BBB- |

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- Definition This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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