XML 57 R48.htm IDEA: XBRL DOCUMENT
v3.23.3

LOANS AND CREDIT QUALITY - Loans on Nonaccrual with No Related Allowance (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | $ 33,986 | $ 3,641
Total Nonaccrual | 38,765 | 10,055
Commercial real estate loans |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 20,472 | 0
Total Nonaccrual | 20,472 | 0
Commercial real estate loans | Non-owner occupied CRE |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 16,601 | 0
Total Nonaccrual | 16,601 | 0
Commercial real estate loans | CRE construction |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 3,871 | 0
Total Nonaccrual | 3,871 | 0
Commercial and industrial loans |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 12,731 | 3,306
Total Nonaccrual | 13,894 | 6,790
Commercial and industrial loans | Owner occupied CRE |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 2,136 | 2,521
Total Nonaccrual | 2,136 | 2,521
Commercial and industrial loans | Commercial business |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 10,595 | 785
Total Nonaccrual | 11,758 | 4,269
Consumer loans |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 783 | 335
Total Nonaccrual | 4,399 | 3,265
Consumer loans | Single family |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 783 | 332
Total Nonaccrual | 3,437 | 2,584
Consumer loans | Home equity and other |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with no related ACL | 0 | 3
Total Nonaccrual | $ 962 | $ 681

X
- Definition Amortized cost excluding accrued interest, of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestNonaccrual
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableNonaccrualStatusLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=hmst_NonOwnerOccupiedCommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=hmst_CommercialRealEstateConstructionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=hmst_OwnerOccupiedCommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=hmst_HomeEquityLineOfCreditAdjustedForCreditAnalysisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |