Note 4 - Loans Receivable - Accretable Yield (Details) - First Personal Financial Corporation [Member] $ in Thousands	12 Months Ended
Dec. 31, 2023 USD ($)
2024, to be collected	$ 673
2025, to be collected	667
2026, to be collected	484
2027, to be collected	313
2027 and thereafter, to be collected	3,068
Total, to be collected	5,205
Financial Asset Acquired with Credit Deterioration [Member]
2022, accretable yield collected	1,010
2023, accretable yield collected	$ 1,078

- Definition

The amount of accretable yield collected during the period from acquired financing receivables in the current fiscal year.

+ References

No definition available.

+ Details

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Namespace Prefix:	fnwd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of accretable yield, or income expected to be collected.

+ References

No definition available.

+ Details

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Namespace Prefix:	fnwd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of accretable yield, or income expected to be collected after year three.

+ References

No definition available.

+ Details

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Namespace Prefix:	fnwd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of accretable yield, or income expected to be collected in next fiscal year four.

+ References

No definition available.

+ Details

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Namespace Prefix:	fnwd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of accretable yield, or income expected to be collected in next fiscal year one.

+ References

No definition available.

+ Details

Name:	fnwd_FinancingReceivablesAcquiredAccretableYieldToBeCollectedYearOne
Namespace Prefix:	fnwd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of accretable yield, or income expected to be collected in next fiscal year three.

+ References

No definition available.

+ Details

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Namespace Prefix:	fnwd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of accretable yield, or income expected to be collected in next fiscal year two

+ References

No definition available.

+ Details

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Namespace Prefix:	fnwd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of accretable yield collected in the previous year from acquired financing reciveables.

+ References

No definition available.

+ Details

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Namespace Prefix:	fnwd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditLossStatusAxis=us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: