XML 87 R78.htm IDEA: XBRL DOCUMENT
v3.23.3

Note 15 - Borrowings - Borrowed Funds (Details) (Parentheticals) | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Bank Term Funding Program (BTFP) [Member] |  |
Interest rate | 4.38% |
Federal Home Loan Bank Advances at 5.25 Percent [Member] | Federal Home Loan Bank of Indianapolis [Member] |  |
Interest rate |  | 4.30%

X
- Definition Interest rate of advances made and reported by Federal Home Loan Bank (FHLBank). + References No definition available. + Details
Name: | us-gaap_FederalHomeLoanBankAdvancesInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=fnwd_BankTermFundingProgramBTFPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=fnwd_FederalHomeLoanBankAdvancesAt525PercentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_FederalHomeLoanBankAdvancesBranchOfFHLBBankAxis=srt_FederalHomeLoanBankOfIndianapolisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |