XML 83 R62.htm IDEA: XBRL DOCUMENT
v3.19.1

Loans - Loans by FICO Score, Consumer (Details) - Consumer | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
HELOC | FICO score 740 or greater |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 61.00% | 61.40%
HELOC | FICO score 720-739 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 8.80% | 8.50%
HELOC | FICO score 700-719 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 7.80% | 7.60%
HELOC | FICO score 660-699 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 10.90% | 10.90%
HELOC | FICO score 620-659 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 5.00% | 5.10%
HELOC | FICO score less than 620 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 6.50% | 6.50%
HELOC | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 100.03812% | 99.98%
R/E installment loans | FICO score 740 or greater |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 72.20% | 71.30%
R/E installment loans | FICO score 720-739 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 8.30% | 8.80%
R/E installment loans | FICO score 700-719 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 6.90% | 7.00%
R/E installment loans | FICO score 660-699 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 7.20% | 7.60%
R/E installment loans | FICO score 620-659 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 2.70% | 2.80%
R/E installment loans | FICO score less than 620 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 2.70% | 2.50%
R/E installment loans | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 100.00% | 100.00%
Permanent mortgage | FICO score 740 or greater |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 52.00% | 51.80%
Permanent mortgage | FICO score 720-739 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 8.30% | 7.60%
Permanent mortgage | FICO score 700-719 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 9.90% | 10.60%
Permanent mortgage | FICO score 660-699 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 14.80% | 14.70%
Permanent mortgage | FICO score 620-659 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 7.00% | 6.50%
Permanent mortgage | FICO score less than 620 |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 8.00% | 8.80%
Permanent mortgage | Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Average refreshed FICO score (percent) | 100.00% | 100.00%

X
- Definition Percentage of outstanding balances of loans in designated class currently in specified FICO range. + References No definition available. + Details
Name: | fhn_RecordedInvestmentFicoRange
Namespace Prefix: | fhn_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditScoreFicoAxis=fhn_FicoScoreGreaterThanEqualTo740Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditScoreFicoAxis=fhn_FicoScore720To739Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditScoreFicoAxis=fhn_FicoScore700To719Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditScoreFicoAxis=fhn_FicoScore660To699Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditScoreFicoAxis=fhn_FicoScore620To659Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditScoreFicoAxis=fhn_FicoScoreLessThan620Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditScoreFicoAxis=fhn_FicoscoreMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fhn_REInstallmentLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fhn_PermanentMortgagePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |