XML 80 R62.htm IDEA: XBRL DOCUMENT v3.25.0.1

INVESTMENT SECURITIES - Weighted Average Yield (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
AVAILABLE FOR SALE
Fair value	$ 1,019,959	$ 1,251,199
Municipal bonds
AVAILABLE FOR SALE
Due within one year or less, fair value	$ 0	$ 0
Due in one year or less, weighted average yield	0.00%	0.00%
Due after one year through five years, fair value	$ 15,531	$ 5,856
Due after one year through five years, weighted average yield	3.88%	1.84%
Due after five years through ten years, fair value	$ 70,678	$ 60,775
Due after five years through ten years, weighted average yield	2.92%	3.36%
Due after ten years, fair value	$ 292,050	$ 338,243
Due after ten years, weighted average yield	2.93%	3.01%
Fair value	$ 378,259	$ 404,874
Weighted average yield	2.97%	3.04%
Held-to-maturity Securities
Due within one year or less, fair value	$ 2,273	$ 0
Due in one year or less, weighted average yield	2.29%	0.00%
Due after one year through five years, fair value	$ 0	$ 2,331
Due after one year through five years, weighted average yield	0.00%	2.29%
Due after five years through ten years, fair value	$ 0	$ 0
Due after five years through ten years, weighted average yield	0.00%	0.00%
Due after ten years, fair value	$ 0	$ 0
Due after ten years, weighted average yield	0.00%	0.00%
Fair value	$ 2,273	$ 2,331
Weighted average yield	2.29%	2.29%
Corporate debt securities
AVAILABLE FOR SALE
Due within one year or less, fair value	$ 0	$ 4,425
Due in one year or less, weighted average yield	0.00%	3.53%
Due after one year through five years, fair value	$ 2,735	$ 12,714
Due after one year through five years, weighted average yield	2.08%	4.95%
Due after five years through ten years, fair value	$ 22,209	$ 21,408
Due after five years through ten years, weighted average yield	4.27%	3.89%
Due after ten years, fair value	$ 0	$ 0
Due after ten years, weighted average yield	0.00%	0.00%
Fair value	$ 24,944	$ 38,547
Weighted average yield	4.03%	4.21%
U.S. Treasury securities
AVAILABLE FOR SALE
Due within one year or less, fair value	$ 0	$ 0
Due in one year or less, weighted average yield	0.00%	0.00%
Due after one year through five years, fair value	$ 19,987	$ 20,184
Due after one year through five years, weighted average yield	1.15%	1.14%
Due after five years through ten years, fair value	$ 0	$ 0
Due after five years through ten years, weighted average yield	0.00%	0.00%
Due after ten years, fair value	$ 0	$ 0
Due after ten years, weighted average yield	0.00%	0.00%
Fair value	$ 19,987	$ 20,184
Weighted average yield	1.15%	1.14%
Agency debentures
AVAILABLE FOR SALE
Due within one year or less, fair value	$ 0	$ 16,977
Due in one year or less, weighted average yield	0.00%	4.93%
Due after one year through five years, fair value	$ 1,770	$ 30,925
Due after one year through five years, weighted average yield	2.13%	5.20%
Due after five years through ten years, fair value	$ 4,442	$ 7,758
Due after five years through ten years, weighted average yield	2.17%	2.15%
Due after ten years, fair value	$ 3,064	$ 3,245
Due after ten years, weighted average yield	2.14%	2.17%
Fair value	$ 9,276	$ 58,905
Weighted average yield	2.15%	4.51%
Municipal Bonds, Corporate Debt Securities, US Treasury Securities and Agency Debentures
AVAILABLE FOR SALE
Due within one year or less, fair value	$ 0	$ 21,402
Due in one year or less, weighted average yield	0.00%	4.64%
Due after one year through five years, fair value	$ 40,023	$ 69,679
Due after one year through five years, weighted average yield	2.32%	3.64%
Due after five years through ten years, fair value	$ 97,329	$ 89,941
Due after five years through ten years, weighted average yield	3.19%	3.40%
Due after ten years, fair value	$ 295,114	$ 341,488
Due after ten years, weighted average yield	2.92%	3.00%
Fair value	$ 432,466	$ 522,510
Weighted average yield	2.93%	3.21%

X

- Definition

Available for sale securities debt maturities after five through ten years weighted average yield.

+ References

No definition available.

+ Details

Name:	hmst_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsWeightedAverageYield
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Available-for-sale securities debt maturities year two through five fair value

+ References

No definition available.

+ Details

Name:	hmst_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsWeightedAverageYield
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Available for sale securities debt maturities after ten years weighted average yield.

+ References

No definition available.

+ Details

Name:	hmst_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsWeightedAverageYield
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Available for sale securities debt maturities with in one year weighted average yield.

+ References

No definition available.

+ Details

Name:	hmst_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearWeightedAverageYield
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Available for sale securities debt maturities without single maturity date weighted average yield.

+ References

No definition available.

+ Details

Name:	hmst_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateWeightedAverageYield
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

This item represents average yield on the total of all debt securities grouped by maturity dates, at fair value, which are categorized as held-to-maturity.

+ References

No definition available.

+ Details

Name:	hmst_HeldToMaturitySecuritiesDebtMaturitiesAverageYield
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

This item represents the average yield on debt securities with maturities after five through ten years as of the balance sheet date and which are categorized as held-to-maturity.

+ References

No definition available.

+ Details

Name:	hmst_HeldToMaturitySecuritiesDebtMaturitiesAverageYieldAfterFiveThroughTenYears
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

This item represents the average yield on debt securities with maturities expected to mature after one through five years from the balance sheet date and which are categorized as held-to-maturity.

+ References

No definition available.

+ Details

Name:	hmst_HeldToMaturitySecuritiesDebtMaturitiesAverageYieldAfterOneThroughFiveYears
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

This item represents the average yield on debt securities with maturities due after ten years as of the balance sheet date and which are categorized as held-to-maturity.

+ References

No definition available.

+ Details

Name:	hmst_HeldToMaturitySecuritiesDebtMaturitiesAverageYieldAfterTenYears
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

This item represents the average yield on debt securities with maturities within one year of the balance sheet date and which are categorized as held-to-maturity.

+ References

No definition available.

+ Details

Name:	hmst_HeldToMaturitySecuritiesDebtMaturitiesAverageYieldWithinOneYear
Namespace Prefix:	hmst_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 320
-Name Accounting Standards Codification
-Section 50
-Paragraph 3A
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477268/942-320-50-3A

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 320
-Name Accounting Standards Codification
-Section 50
-Paragraph 3A
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477268/942-320-50-3A

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 320
-Name Accounting Standards Codification
-Section 50
-Paragraph 3A
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477268/942-320-50-3A

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 320
-Name Accounting Standards Codification
-Section 50
-Paragraph 3A
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477268/942-320-50-3A

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479130/326-30-45-1

+ Details

Name:	us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount excluding accrued interest, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-5

+ Details

Name:	us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_HeldToMaturitySecuritiesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

+ References

No definition available.

+ Details

Name:	us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing after tenth rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

+ References

No definition available.

+ Details

Name:	us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in sixth through tenth rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

+ References

No definition available.

+ Details

Name:	us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in second through fifth rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

+ References

No definition available.

+ Details

Name:	us-gaap_HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

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