XML 118 R91.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Premises, Equipment, and Leases - Maturity of Lease Liabilities (Details) $ in Thousands | Dec. 31, 2019 USD ($)
--- | ---
Property, Plant and Equipment [Abstract] |
2020 | $ 26,594
2021 | 24,627
2022 | 23,553
2023 | 22,687
2024 | 22,224
2025 and after | 156,524
Total lease payments | 276,209
Less lease liability interest | (50,373)
Total | $ 225,836

X
- Definition Lease, Liability + References No definition available. + Details
Name: | fhn_LeaseLiability
Namespace Prefix: | fhn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessee, Lease, Liability, Payments, Due + References No definition available. + Details
Name: | fhn_LesseeLeaseLiabilityPaymentsDue
Namespace Prefix: | fhn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessee, Lease, Liability, Payments, Due After Year Five + References No definition available. + Details
Name: | fhn_LesseeLeaseLiabilityPaymentsDueAfterYearFive
Namespace Prefix: | fhn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessee, Lease Liability, Payments Due Next Twelve Months + References No definition available. + Details
Name: | fhn_LesseeLeaseLiabilityPaymentsDueNextTwelveMonths
Namespace Prefix: | fhn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessee, Lease, Liability, Payments, Due Year Five + References No definition available. + Details
Name: | fhn_LesseeLeaseLiabilityPaymentsDueYearFive
Namespace Prefix: | fhn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessee, Lease, Liability, Payments, Due Year Four + References No definition available. + Details
Name: | fhn_LesseeLeaseLiabilityPaymentsDueYearFour
Namespace Prefix: | fhn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessee, Lease, Liability, Payments, Due Year Three + References No definition available. + Details
Name: | fhn_LesseeLeaseLiabilityPaymentsDueYearThree
Namespace Prefix: | fhn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessee, Lease, Liability, Payments, Due Year Two + References No definition available. + Details
Name: | fhn_LesseeLeaseLiabilityPaymentsDueYearTwo
Namespace Prefix: | fhn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessee, Lease, Undiscounted Excess Amount + References No definition available. + Details
Name: | fhn_LesseeLeaseLiabilityUndiscountedExcessAmount
Namespace Prefix: | fhn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration