v3.25.2
Basis Of Presentation (Details)
Jun. 30, 2025
Third Federal Savings, MHC | Common Stock
Mutual Holding Company, Percentage Of Ownership In Registrant
80.90%
X
- Definition
Mutual Holding Companies Percentage Of ownership In Registrant
+ References
No definition available.
+ Details
Name:
tfsl_MutualHoldingCompaniesPercentageOfOwnershipInRegistrant
Namespace Prefix:
tfsl_
Data Type:
dtr-types:percentItemType
Balance Type:
na
Period Type:
instant
X
- Details
Name:
dei_LegalEntityAxis=tfsl_ThirdFederalSavingsMHCMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
us-gaap_StatementClassOfStockAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type: