XML 53 R39.htm IDEA: XBRL DOCUMENT v3.25.3

Investment Securities - Amortized Cost and Fair Value of Investment Securities Pledged as Collateral (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Amortized Cost	$ 682,260	$ 723,877
Fair Value	628,614	641,683
State and local governments public deposits
Amortized Cost	226,998	236,047
Fair Value	217,525	220,104
FRB
Amortized Cost	399,815	434,534
Fair Value	360,030	373,410
Other securities pledged
Amortized Cost	55,447	53,296
Fair Value	$ 51,059	$ 48,169

X

- Definition

Debt Securities, Pledged, Amortized Cost

+ References

No definition available.

+ Details

Name:	hfwa_DebtSecuritiesPledgedAmortizedCost
Namespace Prefix:	hfwa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Debt Securities, Pledged, Fair Value

+ References

No definition available.

+ Details

Name:	hfwa_DebtSecuritiesPledgedFairValue
Namespace Prefix:	hfwa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=hfwa_WashingtonAndOregonStateToSecurePublicDepositsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_FederalReserveBankAdvancesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=hfwa_OtherSecuritiesPledgedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: