v2.4.0.8

Portfolio Loans Not Covered by Loss Share ("Non-covered") - Summary of Recorded Investment in Impaired Non-covered Loans by Category (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2013 Non-Covered Loans	Dec. 31, 2012 Non-Covered Loans	Sep. 30, 2013 Non-Covered Loans Commercial & Industrial	Dec. 31, 2012 Non-Covered Loans Commercial & Industrial	Sep. 30, 2013 Non-Covered Loans Commercial Real Estate Investor Owned	Dec. 31, 2012 Non-Covered Loans Commercial Real Estate Investor Owned	Sep. 30, 2013 Non-Covered Loans Commercial Real Estate Owner Occupied	Dec. 31, 2012 Non-Covered Loans Commercial Real Estate Owner Occupied	Sep. 30, 2013 Non-Covered Loans Construction and Land Development	Dec. 31, 2012 Non-Covered Loans Construction and Land Development	Sep. 30, 2013 Non-Covered Loans Residential Real Estate	Dec. 31, 2012 Non-Covered Loans Residential Real Estate	Sep. 30, 2013 Non-Covered Loans Consumer & Other	Dec. 31, 2012 Non-Covered Loans Consumer & Other
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual		$ 24,750	$ 37,287	$ 6,083	$ 8,929	$ 11,118	$ 16,762	$ 195	$ 5,772	$ 6,667	$ 3,260	$ 687	$ 2,564	$ 0	$ 0
Restructured		0	1,440	0	5	0	0	0	0	0	1,435	0	0	0	0
Loans over 90 days past due and still accruing interest		0	0	0	0	0	0	0	0	0	0	0	0	0	0
Total Recorded Investment		$ 24,750	$ 38,727	$ 6,083	$ 8,934	$ 11,118	$ 16,762	$ 195	$ 5,772	$ 6,667	$ 4,695	$ 687	$ 2,564	$ 0	$ 0
Table Text Block Supplement [Abstract]
Number of non-covered loans restructured and defaulted	no

X

- Definition

Financing Receivable Recorded Investment - Total of non-accrual, restructured, and over 90 days past due

+ References

No definition available.

+ Details

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- Definition

The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 40

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554

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Balance Type:	debit
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X

- Definition

Recorded investment in financing receivables that are 90 days or more past due and still accruing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 7

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5111-111524

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- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 7

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5111-111524

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- Definition

For a debtor, provide a description of the terms of a troubled debt restructuring giving rise to amounts contingently payable which are included in the carrying amount of the restructured payables.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 60

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6402221&loc=d3e15765-112638

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