Debt instrument subordinate notes maturity date.

No definition available.

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- Definition

Debt instrument term loan facility maturity date.

+ References

No definition available.

+ Details

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- Details

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- Definition

Maximum ratio of consolidated non performing assets to consolidated loans and OREO excluding covered loans.

+ References

No definition available.

+ Details

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- Definition

Maximum ratio of consolidated non performing assets to consolidated loans and OREO excluding covered loans thereafter.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Other long term debt maturity date range end.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Other long term debt maturity date range start.

+ References

No definition available.

+ Details

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- Definition

Percentage of amount reduction from capital.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of consolidated net worth increase by consolidated net income.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of consolidated net worth increase by issuance of common stock.

+ References

No definition available.

+ Details

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Namespace Prefix:	hbhc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Subordinated long term notes.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Term loan note payable.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of total capital as defined in the regulations.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 505

-Section 50

-Paragraph 1H

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-Subparagraph (c)(1)

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-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

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-Chapter 17

-Paragraph 15

-Subparagraph 3a

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-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.

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-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.

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+ Details

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- Definition

The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as "well capitalized", in the regulatory framework for prompt corrective action.

+ References

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

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Chapter 17

-Paragraph 15

-Subparagraph 3a

-IssueDate 2006-05-01

-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.

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

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Chapter 17

-Paragraph 22

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-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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- Definition

The percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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- Definition

Stated interest rate of the subordinated debt.

+ References

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

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-BRD

-Chapter 4

-Paragraph 80

-Subparagraph Exhibit 4-8, 9

-IssueDate 2006-05-01

-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.

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+ Details

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- Definition

The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 505

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-Subparagraph (c)(1)

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-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Chapter 17

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-Subparagraph 3a

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-Name Accounting Standards Codification

-Topic 942

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-Paragraph 1H

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-Subparagraph (c)(2)

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- Definition

Tier 1 capital divided by risk weighted assets as defined by regulations.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 505

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-Paragraph 1

-Subparagraph (c)(1)

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-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

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-Subparagraph 3a

-IssueDate 2006-05-01

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-Name Audit and Accounting Guide (AAG)

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Long-Term Debt (Details Textual) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Jun. 30, 2011	Dec. 31, 2011	Dec. 31, 2010
Long-term debt (Textual) [Abstract]
Subordinated notes payable		$ 150,000	$ 0
Subordinated notes interest rate		5.875%
Percentage of potential amount of reduction from capital		20.00%
Term note payable		140,000	0
Reference rate for loan variable rate	LIBOR
Percentage points added to reference rate	2.00%
Maximum ratio of consolidated non-performing assets to consolidated total loans and OREO excluding covered loans through June 2012		4.00%
Maximum ratio of consolidated non performing assets to consolidated total loans and OREO excluding covered loans thereafter		3.50%
Consolidated net worth		$ 2,100,000
Percentage of consolidated net worth increase by consolidated net income		50.00%
Percentage of consolidated net worth increase by issuance of common stock		100.00%
Minimum Tier 1 capital ratio		7.00%
Minimum Tier 1 risk based capital ratio		9.50%
Well capitalized total risk based capital ratio		11.50%
Borrowings maturity date, starting period		2015
Borrowings maturity date, ending period		2041
5.875% [Member]
Long-term debt (Textual) [Abstract]
Debt instrument subordinate notes maturity date		April 1, 2017
LIBOR plus 2.00% [Member]
Long-term debt (Textual) [Abstract]
Debt instrument term loan facility maturity date		June 3, 2013