XML 50 R40.htm IDEA: XBRL DOCUMENT
v3.21.2

LOANS AND CREDIT QUALITY - Collateral Dependent Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | $ 5,392,523 | $ 5,244,180
Commercial loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 4,245,657 | 3,924,304
Commercial loans | Commercial and Industrial Sector |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 1,032,626 | 1,112,979
Commercial loans | Owner occupied commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 457,504 | 467,256
Commercial loans | Commercial business |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 575,122 | 645,723
Consumer loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 1,146,866 | 1,319,876
Consumer loans | Single family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 812,287 | 915,123
Consumer loans | Home equity and other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 334,579 | 404,753
Total |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 12,879 | 12,593
Total | Commercial loans | Commercial and Industrial Sector |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 9,614 | 10,136
Total | Commercial loans | Owner occupied commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 4,909 | 4,922
Total | Commercial loans | Commercial business |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 4,705 | 5,214
Total | Consumer loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 3,265 | 2,457
Total | Consumer loans | Single family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 2,361 | 2,457
Total | Consumer loans | Home equity and other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 904 |
Land |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 3,326 | 3,576
Land | Commercial loans | Commercial and Industrial Sector |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 3,326 | 3,576
Land | Commercial loans | Owner occupied commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 1,789 | 1,789
Land | Commercial loans | Commercial business |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 1,537 | 1,787
Land | Consumer loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 | 0
Land | Consumer loans | Single family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 | 0
Land | Consumer loans | Home equity and other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 |
1-4 Family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 3,810 | 3,002
1-4 Family | Commercial loans | Commercial and Industrial Sector |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 545 | 545
1-4 Family | Commercial loans | Owner occupied commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 | 0
1-4 Family | Commercial loans | Commercial business |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 545 | 545
1-4 Family | Consumer loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 3,265 | 2,457
1-4 Family | Consumer loans | Single family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 2,361 | 2,457
1-4 Family | Consumer loans | Home equity and other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 904 |
Non-residential real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 3,120 | 3,133
Non-residential real estate | Commercial loans | Commercial and Industrial Sector |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 3,120 | 3,133
Non-residential real estate | Commercial loans | Owner occupied commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 3,120 | 3,133
Non-residential real estate | Commercial loans | Commercial business |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 | 0
Non-residential real estate | Consumer loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 | 0
Non-residential real estate | Consumer loans | Single family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 | 0
Non-residential real estate | Consumer loans | Home equity and other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 |
Other non-real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 2,623 | 2,882
Other non-real estate | Commercial loans | Commercial and Industrial Sector |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 2,623 | 2,882
Other non-real estate | Commercial loans | Owner occupied commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 | 0
Other non-real estate | Commercial loans | Commercial business |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 2,623 | 2,882
Other non-real estate | Consumer loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 | 0
Other non-real estate | Consumer loans | Single family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | 0 | $ 0
Other non-real estate | Consumer loans | Home equity and other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total LHFI | $ 0 |

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 No definition available. + Details
Name: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount excluding accrued interest, before allowance for credit loss, of financing receivable. + 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 http://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=us-gaap_CommercialAndIndustrialSectorMember
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=us-gaap_HomeEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=us-gaap_CollateralPledgedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=us-gaap_LandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=hmst_OneToFourFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=hmst_NonResidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=hmst_OtherNonRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |