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Amount of net interest income on financing receivable on nonaccrual status.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Amount of financing receivable on nonaccrual status with allowance for credit loss.

No definition available.

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Represents amount of previously categorized purchase credit impairment loans.

No definition available.

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Namespace Prefix:	hth_
Data Type:	xbrli:monetaryItemType
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Number of purchase impairment loans accounted on a non-accrual basis.

No definition available.

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Namespace Prefix:	hth_
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Amount of financing receivable on nonaccrual status with no allowance for credit loss.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 16
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447

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- References

No definition available.

Name:	us-gaap_FinancingReceivableRecordedInvestmentAgingAbstract
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Data Type:	xbrli:stringItemType
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Amount of financing receivable on nonaccrual status.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5111-111524

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 16
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447

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