XML 43 R33.htm IDEA: XBRL DOCUMENT
v3.22.2

INVESTMENT SECURITIES - Weighted Average Yield (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
AFS |  |
Fair value | $ 1,201,757 | $ 1,002,522
Total |  |
AFS |  |
Due within one year, Fair value | $ 4,122 | $ 4,933
Weighted Average Yield, due within one year | 3.55% | 3.79%
Due in one through five years, Fair value | $ 21,811 | $ 20,929
Weighted Average Yield, due after one year through five years | 3.14% | 3.37%
Due after five years through ten years, Fair value | $ 119,415 | $ 104,253
Weighted Average Yield, due after five years through ten years | 3.22% | 3.23%
Due after 10 years, Fair value | $ 441,265 | $ 452,599
Weighted Average Yield, due after ten years | 2.99% | 3.23%
Fair value | $ 586,613 | $ 582,714
Weighted Average Yield, Total | 3.04% | 3.24%
Municipal bonds |  |
AFS |  |
Due within one year, Fair value | $ 4,122 | $ 4,933
Weighted Average Yield, due within one year | 3.55% | 3.79%
Due in one through five years, Fair value | $ 16,348 | $ 14,366
Weighted Average Yield, due after one year through five years | 3.02% | 3.26%
Due after five years through ten years, Fair value | $ 73,618 | $ 68,025
Weighted Average Yield, due after five years through ten years | 3.46% | 3.60%
Due after 10 years, Fair value | $ 441,265 | $ 452,599
Weighted Average Yield, due after ten years | 2.99% | 3.23%
Fair value | $ 535,353 | $ 539,923
Weighted Average Yield, Total | 3.05% | 3.28%
HTM |  |
Due within one year, Fair value | $ 646 | $ 1,684
Weighted Average Yield, due within one year | 3.49% | 2.86%
Due in one through five years, Fair value | $ 2,443 | $ 2,621
Weighted Average Yield, due after one year through five years | 2.06% | 2.12%
Due after five years through ten years, Fair value | $ 0 | $ 0
Weighted Average Yield, due after five years through ten years | 0.00% | 0.00%
Due after ten years, Fair value | $ 0 | $ 0
Weighted Average Yield, due after ten years | 0.00% | 0.00%
Fair Value | $ 3,089 | $ 4,305
Weighted Average Yield, Total | 2.35% | 2.42%
Corporate debt securities |  |
AFS |  |
Due within one year, Fair value | $ 0 | $ 0
Weighted Average Yield, due within one year | 0.00% | 0.00%
Due in one through five years, Fair value | $ 5,463 | $ 6,563
Weighted Average Yield, due after one year through five years | 3.50% | 3.60%
Due after five years through ten years, Fair value | $ 24,867 | $ 13,053
Weighted Average Yield, due after five years through ten years | 4.34% | 5.03%
Due after 10 years, Fair value | $ 0 | $ 0
Weighted Average Yield, due after ten years | 0.00% | 0.00%
Fair value | $ 30,330 | $ 19,616
Weighted Average Yield, Total | 4.20% | 4.55%
U.S. Treasury securities |  |
AFS |  |
Due within one year, Fair value | $ 0 | $ 0
Weighted Average Yield, due within one year | 0.00% | 0.00%
Due in one through five years, Fair value | $ 0 | $ 0
Weighted Average Yield, due after one year through five years | 0.00% | 0.00%
Due after five years through ten years, Fair value | $ 20,930 | $ 23,175
Weighted Average Yield, due after five years through ten years | 1.16% | 1.27%
Due after 10 years, Fair value | $ 0 | $ 0
Weighted Average Yield, due after ten years | 0.00% | 0.00%
Fair value | $ 20,930 | $ 23,175
Weighted Average Yield, Total | 1.16% | 1.27%

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-types: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-types: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-types: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-types: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-types: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-types: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-types: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-types: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-types: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-types: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 -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3A -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126980459&loc=SL120269850-112803 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3A -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126980459&loc=SL120269850-112803 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3A -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126980459&loc=SL120269850-112803 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3A -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126980459&loc=SL120269850-112803 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + 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/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + 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_HeldToMaturitySecuritiesClassifiedAbstract
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=hmst_MunicipalBondsCorporateDebtSecuritiesUSTreasurySecuritiesAgencyDebenturesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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: |