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Loans (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Summary of loans, by loan type
Total loans	$ 5,286,500	$ 5,199,235
Commercial, financial and agricultural
Summary of loans, by loan type
Total loans	2,924,592	2,894,779
Real estate - mortgage
Summary of loans, by loan type
Total loans	840,165	847,692
Real estate - construction
Summary of loans, by loan type
Total loans	1,279,003	1,208,508
Consumer
Summary of loans, by loan type
Total loans	63,430	66,414
Foreign
Summary of loans, by loan type
Total loans	$ 179,310	$ 181,842

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- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5074-111524



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

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