v3.26.1
Derivatives Financial Instruments (Collateral Requirements) (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Derivatives Financial Instruments
Collateral pledged to derivative counterparties
$ 150
$ 150
X
- Definition
Collateral pledged to derivative counterparties.
+ References
No definition available.
+ Details
Name:
smbk_CollateralPledgedToDerivativeCounterparties
Namespace Prefix:
smbk_
Data Type:
xbrli:monetaryItemType
Balance Type:
debit
Period Type:
instant
X
- References
No definition available.
+ Details
Name:
us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration