$HMST
HomeStreet Inc Stock $hmst

$hmst Overview Financials Valuation SEC Filings Company Website

2024 Q1 Form 10-K Financial Statement

#000151871524000075 Filed on March 06, 2024

Income Statement

Concept	2024 Q1	2023 Q4	2023
Revenue	$102.5M		$399.7M
YoY Change	5.66%		31.37%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin			$43.01M
YoY Change			3.44%
% of Gross Profit
Research & Development	$7.342M		$29.90M
YoY Change	2.76%		-0.27%
% of Gross Profit
Depreciation & Amortization	$2.336M	$2.590M	$10.52M
YoY Change	-9.91%	-6.57%	-6.47%
% of Gross Profit
Operating Expenses	$7.342M		$72.91M
YoY Change	2.76%		1.89%
Operating Profit
YoY Change
Interest Expense	$70.39M		$233.0M
YoY Change	47.65%		228.24%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	-$10.56M	-$4.011M	-$32.76M
YoY Change	-262.9%	-135.99%	-138.69%
Income Tax	-$3.062M	-$592.0K	-$5.249M
% Of Pretax Income
Net Earnings	-$7.497M	-$3.419M	-$27.51M
YoY Change	-248.22%	-140.22%	-141.34%
Net Earnings / Revenue	-7.31%		-6.88%
Basic Earnings Per Share	-$0.40		-$1.46
Diluted Earnings Per Share	-$0.40	-$0.18	-$1.47
COMMON SHARES
Basic Shares Outstanding	18.86M shares	18.81M shares	18.78M shares
Diluted Shares Outstanding	18.86M shares		18.78M shares

Balance Sheet

Concept	2024 Q1	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$1.511B	$1.494B
YoY Change	-18.48%	1.42%
Cash & Equivalents	$320.3M	$215.7M
Short-Term Investments	$1.191B	$1.278B
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$56.17M	$53.58M	$53.58M
YoY Change	1.51%	4.71%	-37.4%
Goodwill		$0.00
YoY Change		-100.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$9.455B	$9.385B	$9.385B
YoY Change	-4.09%	0.21%	0.21%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$117.9M	$113.2M	$113.2M
YoY Change	-5.54%	2.66%	68.78%
Accrued Expenses			$35.04M
YoY Change			-18.22%
Deferred Revenue
YoY Change
Short-Term Debt	$2.094B	$1.745B	$645.0M
YoY Change	11.5%	71.75%
Long-Term Debt Due	$59.86M	$59.77M	$59.77M
YoY Change	-2.29%	-62.74%	-62.74%
Total Short-Term Liabilities	$117.9M	$113.2M	$113.2M
YoY Change	-5.54%	-58.17%	-58.12%
LONG-TERM LIABILITIES
Long-Term Debt	$224.9M	$224.8M	$224.8M
YoY Change	0.16%	251.2%	249.24%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$224.9M	$224.8M	$224.8M
YoY Change	0.16%	251.2%	249.24%
TOTAL LIABILITIES
Total Short-Term Liabilities	$117.9M	$113.2M	$113.2M
Total Long-Term Liabilities	$224.9M	$224.8M	$224.8M
Total Liabilities	$8.928B	$8.846B	$8.846B
YoY Change	-3.84%	0.5%	0.5%
SHAREHOLDERS EQUITY
Retained Earnings	$387.9M	$395.4M
YoY Change	-10.52%	-9.13%
Common Stock	$230.8M	$229.9M
YoY Change	1.55%	1.46%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$527.3M	$538.4M	$538.4M
YoY Change
Total Liabilities & Shareholders Equity	$9.455B	$9.385B	$9.385B
YoY Change	-4.09%	0.21%	0.21%

Cashflow Statement

Concept	2024 Q1	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	-$7.497M	-$3.419M	-$27.51M
YoY Change	-248.22%	-140.22%	-141.34%
Depreciation, Depletion And Amortization	$2.336M	$2.590M	$10.52M
YoY Change	-9.91%	-6.57%	-6.47%
Cash From Operating Activities	-$7.845M	$9.516M	$8.024M
YoY Change	-84.79%	7.25%	-96.32%
INVESTING ACTIVITIES
Capital Expenditures	$6.058M	$1.144M	$3.811M
YoY Change	608.54%	-38.06%	-43.84%
Acquisitions
YoY Change
Other Investing Activities	$42.10M	$92.92M	$487.9M
YoY Change	-84.39%	-133.98%	-119.45%
Cash From Investing Activities	$36.04M	$91.77M	$484.0M
YoY Change	-86.59%	-133.34%	-118.24%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$76.47M	-112.3M	-$349.2M
YoY Change	-12.03%	-139.83%	-114.29%
NET CHANGE
Cash From Operating Activities	-$7.845M	9.516M	$8.024M
Cash From Investing Activities	$36.04M	91.77M	$484.0M
Cash From Financing Activities	$76.47M	-112.3M	-$349.2M
Net Change In Cash	$104.7M	-11.04M	$142.8M
YoY Change	-65.59%	-170.9%	1775.97%
FREE CASH FLOW
Cash From Operating Activities	-$7.845M	$9.516M	$8.024M
Capital Expenditures	$6.058M	$1.144M	$3.811M
Free Cash Flow	-$13.90M	$8.372M	$4.213M
YoY Change	-73.49%	19.16%	-98.01%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	834000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	116264000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	1251199000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	40500000	usd
CY2023	us-gaap	Interest Expense InterestExpense	232990000	usd
CY2022	us-gaap	Interest Expense InterestExpense	70981000	usd
CY2021	us-gaap	Interest Expense InterestExpense	17238000	usd
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	segment
CY2023	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Reclassifications</span></div><div><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain amounts in the financial statements from prior periods have been reclassified to conform to the current financial statement presentation. These reclassifications had no effect on prior years' net income or stockholders’ equity.</span></div>
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0001518715
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Amendment Flag AmendmentFlag	false
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CY2022Q4	us-gaap	Restricted Cash Asset Statement Of Financial Position Extensible List RestrictedCashAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#CashAndCashEquivalentsAtCarryingValue
CY2023Q4	us-gaap	Derivative Asset Statement Of Financial Position Extensible Enumeration DerivativeAssetStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherAssets
CY2023Q4	us-gaap	Derivative Liability Statement Of Financial Position Extensible Enumeration DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2022Q4	us-gaap	Derivative Asset Statement Of Financial Position Extensible Enumeration DerivativeAssetStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherAssets
CY2022Q4	us-gaap	Derivative Liability Statement Of Financial Position Extensible Enumeration DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2022Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2023Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssets
CY2022Q4	us-gaap	Finance Lease Liability Statement Of Financial Position Extensible List FinanceLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2023Q4	us-gaap	Finance Lease Liability Statement Of Financial Position Extensible List FinanceLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-12-31
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	001-35424
CY2023	dei	Entity Registrant Name EntityRegistrantName	HOMESTREET, INC.
CY2023	dei	Entity Address Address Line2 EntityAddressAddressLine2	Ste. 2000
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	Seattle
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	WA
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	98101
CY2023	dei	City Area Code CityAreaCode	206
CY2023	dei	Local Phone Number LocalPhoneNumber	623-3050
CY2023	dei	Security12b Title Security12bTitle	Common Stock, no par value
CY2023	dei	Trading Symbol TradingSymbol	HMST
CY2023	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2023	dei	Entity Small Business EntitySmallBusiness	true
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Public Float EntityPublicFloat	91000000	usd
CY2024Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	18857566	shares
CY2023	dei	Auditor Location AuditorLocation	Los Angeles, California
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	215664000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	72828000	usd
CY2023Q4	us-gaap	Marketable Securities MarketableSecurities	1278268000	usd
CY2022Q4	us-gaap	Marketable Securities MarketableSecurities	1400212000	usd
CY2023Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	19637000	usd
CY2022Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	17327000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	40500000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	41500000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	7382404000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	7384820000	usd
CY2023Q4	us-gaap	Servicing Asset ServicingAsset	104236000	usd
CY2022Q4	us-gaap	Servicing Asset ServicingAsset	111873000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	53582000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	51172000	usd
CY2023Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	3667000	usd
CY2022Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	1839000	usd
CY2023Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	9641000	usd
CY2022Q4	us-gaap	Intangible Assets Net Including Goodwill IntangibleAssetsNetIncludingGoodwill	29980000	usd
CY2023Q4	us-gaap	Other Assets OtherAssets	325351000	usd
CY2022Q4	us-gaap	Other Assets OtherAssets	294709000	usd
CY2023Q4	us-gaap	Assets Assets	9392450000	usd
CY2022Q4	us-gaap	Assets Assets	9364760000	usd
CY2023Q4	us-gaap	Deposits Deposits	6763378000	usd
CY2022Q4	us-gaap	Deposits Deposits	7451919000	usd
CY2023Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	1745000000	usd
CY2022Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	1016000000	usd
CY2023Q4	us-gaap	Long Term Debt LongTermDebt	224766000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	224404000	usd
CY2023Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	120919000	usd
CY2022Q4	us-gaap	Accounts Payable And Accrued Liabilities Current And Noncurrent AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	110290000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	8854063000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	8802613000	usd
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
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CY2023Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	160000000	shares
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	160000000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	18810055	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	18810055	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	18730380	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	18730380	shares
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	229889000	usd
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	226592000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	395357000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	435085000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-86859000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-99530000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	538387000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	562147000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	9392450000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	9364760000	usd
CY2023	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	341255000	usd
CY2022	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	266841000	usd
CY2021	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	222166000	usd
CY2023	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	49615000	usd
CY2022	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	33825000	usd
CY2021	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	21560000	usd
CY2023	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	8873000	usd
CY2022	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	3622000	usd
CY2021	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	569000	usd
CY2023	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	399743000	usd
CY2022	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	304288000	usd
CY2021	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	244295000	usd
CY2022	us-gaap	Interest Expense Deposits InterestExpenseDeposits	32013000	usd
CY2021	us-gaap	Interest Expense Deposits InterestExpenseDeposits	11411000	usd
CY2021	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	5827000	usd
CY2023	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-441000	usd
CY2023	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	167194000	usd
CY2022	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	238509000	usd
CY2023	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities NetGainsLossesOnMortgageLoanOriginationAndSalesActivities	9346000	usd
CY2022	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities NetGainsLossesOnMortgageLoanOriginationAndSalesActivities	17701000	usd
CY2021	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities NetGainsLossesOnMortgageLoanOriginationAndSalesActivities	92318000	usd
CY2023	hmst	Servicing Fees Net1 ServicingFeesNet1	12648000	usd
CY2022	hmst	Servicing Fees Net1 ServicingFeesNet1	12388000	usd
CY2021	hmst	Servicing Fees Net1 ServicingFeesNet1	7233000	usd
CY2023	hmst	Depositor And Other Retail Banking Fees DepositorAndOtherRetailBankingFees	10148000	usd
CY2022	hmst	Depositor And Other Retail Banking Fees DepositorAndOtherRetailBankingFees	8875000	usd
CY2021	hmst	Depositor And Other Retail Banking Fees DepositorAndOtherRetailBankingFees	8068000	usd
CY2023	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	9779000	usd
CY2022	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	12606000	usd
CY2021	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	12356000	usd
CY2023	us-gaap	Noninterest Income NoninterestIncome	41921000	usd
CY2022	us-gaap	Noninterest Income NoninterestIncome	51570000	usd
CY2021	us-gaap	Noninterest Income NoninterestIncome	119975000	usd
CY2023	us-gaap	Labor And Related Expense LaborAndRelatedExpense	111064000	usd
CY2022	us-gaap	Labor And Related Expense LaborAndRelatedExpense	115533000	usd
CY2021	us-gaap	Labor And Related Expense LaborAndRelatedExpense	132015000	usd
CY2023	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	29901000	usd
CY2022	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	29981000	usd
CY2021	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	27913000	usd
CY2023	us-gaap	Occupancy Net OccupancyNet	22241000	usd
CY2022	us-gaap	Occupancy Net OccupancyNet	24528000	usd
CY2021	us-gaap	Occupancy Net OccupancyNet	23832000	usd
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	38809000	usd
CY2022	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	35377000	usd
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	31583000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	39857000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2023	us-gaap	Noninterest Expense NoninterestExpense	241872000	usd
CY2022	us-gaap	Noninterest Expense NoninterestExpense	205419000	usd
CY2021	us-gaap	Noninterest Expense NoninterestExpense	215343000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-32757000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	84660000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	146689000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-5249000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	18120000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	31267000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-27508000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	66540000	usd
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.46
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.51
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.53
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.46
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.49
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.46
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18783005	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18931107	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20885509	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18783005	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19041111	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	21143414	shares
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-27508000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	15535000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	-158499000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	-17934000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	3000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	24000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	62000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	15532000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-158523000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-17996000	usd
CY2023	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2862000	usd
CY2022	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-37847000	usd
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-3766000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	1000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	6000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	13000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	2861000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-37853000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-3779000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	12671000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-120670000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-14217000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-14837000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-54130000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	101205000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	717750000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	115422000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	3398000	usd
CY2021	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	2418000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-14217000	usd
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.00
CY2021	us-gaap	Dividends Common Stock DividendsCommonStock	21338000	usd
CY2021	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	88094000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	715339000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	66540000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	4106000	usd
CY2022	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	0	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-120670000	usd
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.40
CY2022	us-gaap	Dividends Common Stock DividendsCommonStock	26847000	usd
CY2022	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	76321000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	562147000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-27508000	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	3613000	usd
CY2023	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	0	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	12671000	usd
CY2023	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.65
CY2023	us-gaap	Dividends Common Stock DividendsCommonStock	12220000	usd
CY2023	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	316000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	538387000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-27508000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	66540000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	115422000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	39857000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2023	hmst	Financing Receivable Credit Loss Expense Reversal And Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal FinancingReceivableCreditLossExpenseReversalAndOffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-441000	usd
CY2022	hmst	Financing Receivable Credit Loss Expense Reversal And Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal FinancingReceivableCreditLossExpenseReversalAndOffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-5202000	usd
CY2021	hmst	Financing Receivable Credit Loss Expense Reversal And Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal FinancingReceivableCreditLossExpenseReversalAndOffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-15000000	usd
CY2023	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	7146000	usd
CY2022	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	9707000	usd
CY2021	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	9908000	usd
CY2023	hmst	Accretion Amortization Of Discounts And Premiums Investments Deposits And Debt AccretionAmortizationOfDiscountsAndPremiumsInvestmentsDepositsAndDebt	-357000	usd
CY2022	hmst	Accretion Amortization Of Discounts And Premiums Investments Deposits And Debt AccretionAmortizationOfDiscountsAndPremiumsInvestmentsDepositsAndDebt	-3126000	usd
CY2021	hmst	Accretion Amortization Of Discounts And Premiums Investments Deposits And Debt AccretionAmortizationOfDiscountsAndPremiumsInvestmentsDepositsAndDebt	-6002000	usd
CY2023	hmst	Operating Lease Payments In Excess Of Operating Lease Right Of Use Asset Amortization Expense OperatingLeasePaymentsInExcessOfOperatingLeaseRightOfUseAssetAmortizationExpense	3145000	usd
CY2022	hmst	Operating Lease Payments In Excess Of Operating Lease Right Of Use Asset Amortization Expense OperatingLeasePaymentsInExcessOfOperatingLeaseRightOfUseAssetAmortizationExpense	4081000	usd
CY2021	hmst	Operating Lease Payments In Excess Of Operating Lease Right Of Use Asset Amortization Expense OperatingLeasePaymentsInExcessOfOperatingLeaseRightOfUseAssetAmortizationExpense	4029000	usd
CY2023	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	425000	usd
CY2022	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	580000	usd
CY2021	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1066000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2951000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	963000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1171000	usd
CY2023	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	1039000	usd
CY2022	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	1182000	usd
CY2021	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	8569000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	3613000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	4106000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	3398000	usd
CY2023	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	9129000	usd
CY2022	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	12996000	usd
CY2021	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-4718000	usd
CY2023	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	362453000	usd
CY2022	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	670905000	usd
CY2021	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	2251090000	usd
CY2023	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	363327000	usd
CY2022	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	831095000	usd
CY2021	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	2379116000	usd
CY2023	hmst	Financing Receivable Net Fair Value Adjustment And Gain Loss On Sale FinancingReceivableNetFairValueAdjustmentAndGainLossOnSale	676000	usd
CY2022	hmst	Financing Receivable Net Fair Value Adjustment And Gain Loss On Sale FinancingReceivableNetFairValueAdjustmentAndGainLossOnSale	-6450000	usd
CY2021	hmst	Financing Receivable Net Fair Value Adjustment And Gain Loss On Sale FinancingReceivableNetFairValueAdjustmentAndGainLossOnSale	42358000	usd
CY2023	hmst	Increase Decreasein Mortgage Servicing Rights IncreaseDecreaseinMortgageServicingRights	3645000	usd
CY2022	hmst	Increase Decreasein Mortgage Servicing Rights IncreaseDecreaseinMortgageServicingRights	11778000	usd
CY2021	hmst	Increase Decreasein Mortgage Servicing Rights IncreaseDecreaseinMortgageServicingRights	34445000	usd
CY2023	us-gaap	Gain Loss On Sale Of Notes Receivable GainLossOnSaleOfNotesReceivable	0	usd
CY2022	us-gaap	Gain Loss On Sale Of Notes Receivable GainLossOnSaleOfNotesReceivable	88000	usd
CY2021	us-gaap	Gain Loss On Sale Of Notes Receivable GainLossOnSaleOfNotesReceivable	11377000	usd
CY2023	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	5964000	usd
CY2022	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-6788000	usd
CY2021	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	12290000	usd
CY2023	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	5778000	usd
CY2022	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	7692000	usd
CY2021	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	7581000	usd
CY2023	hmst	Real Estate Owned Net Fair Value Adjustment Gain On Sale And Provision For Losses RealEstateOwnedNetFairValueAdjustmentGainOnSaleAndProvisionForLosses	975000	usd
CY2022	hmst	Real Estate Owned Net Fair Value Adjustment Gain On Sale And Provision For Losses RealEstateOwnedNetFairValueAdjustmentGainOnSaleAndProvisionForLosses	0	usd
CY2021	hmst	Real Estate Owned Net Fair Value Adjustment Gain On Sale And Provision For Losses RealEstateOwnedNetFairValueAdjustmentGainOnSaleAndProvisionForLosses	0	usd
CY2023	hmst	Gain Loss On Sale Of Branches GainLossOnSaleOfBranches	0	usd
CY2022	hmst	Gain Loss On Sale Of Branches GainLossOnSaleOfBranches	4270000	usd
CY2021	hmst	Gain Loss On Sale Of Branches GainLossOnSaleOfBranches	0	usd
CY2023	us-gaap	Increase Decrease In Debt Securities Trading IncreaseDecreaseInDebtSecuritiesTrading	5695000	usd
CY2022	us-gaap	Increase Decrease In Debt Securities Trading IncreaseDecreaseInDebtSecuritiesTrading	18989000	usd
CY2021	us-gaap	Increase Decrease In Debt Securities Trading IncreaseDecreaseInDebtSecuritiesTrading	0	usd
CY2023	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	44386000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-17797000	usd
CY2021	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	5796000	usd
CY2023	hmst	Increase Decrease In Accounts Payable And Other Liabilities IncreaseDecreaseInAccountsPayableAndOtherLiabilities	-37698000	usd
CY2022	hmst	Increase Decrease In Accounts Payable And Other Liabilities IncreaseDecreaseInAccountsPayableAndOtherLiabilities	-6551000	usd
CY2021	hmst	Increase Decrease In Accounts Payable And Other Liabilities IncreaseDecreaseInAccountsPayableAndOtherLiabilities	-5027000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	8024000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	218328000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	173035000	usd
CY2023	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	53232000	usd
CY2022	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	759501000	usd
CY2021	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	179398000	usd
CY2023	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	4693000	usd
CY2022	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	98915000	usd
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	28187000	usd
CY2023	hmst	Principal Payments Received Debt Securities Available For Sale PrincipalPaymentsReceivedDebtSecuritiesAvailableForSale	192555000	usd
CY2022	hmst	Principal Payments Received Debt Securities Available For Sale PrincipalPaymentsReceivedDebtSecuritiesAvailableForSale	125848000	usd
CY2021	hmst	Principal Payments Received Debt Securities Available For Sale PrincipalPaymentsReceivedDebtSecuritiesAvailableForSale	197253000	usd
CY2023	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	2972000	usd
CY2022	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	952000	usd
CY2021	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	541000	usd
CY2023	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	0	usd
CY2022	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	4613000	usd
CY2021	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	504584000	usd
CY2023	hmst	Payments For Proceeds From Sale Of Branches PaymentsForProceedsFromSaleOfBranches	0	usd
CY2022	hmst	Payments For Proceeds From Sale Of Branches PaymentsForProceedsFromSaleOfBranches	138756000	usd
CY2021	hmst	Payments For Proceeds From Sale Of Branches PaymentsForProceedsFromSaleOfBranches	0	usd
CY2023	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	-18958000	usd
CY2022	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	1940489000	usd
CY2021	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	683822000	usd
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3811000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	6786000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2941000	usd
CY2023	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	327901000	usd
CY2022	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0	usd
CY2021	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0	usd
CY2023	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	222814000	usd
CY2022	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	147486000	usd
CY2021	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	109484000	usd
CY2023	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	228802000	usd
CY2022	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	186430000	usd
CY2021	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	99526000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	484048000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2654148000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-125638000	usd
CY2023	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-1065463000	usd
CY2022	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	1472834000	usd
CY2021	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	347867000	usd
CY2023	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	84000000	usd
CY2022	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	-25000000	usd
CY2023	us-gaap	Proceeds From Other Debt ProceedsFromOtherDebt	1180000000	usd
CY2021	us-gaap	Repayments Of Other Debt RepaymentsOfOtherDebt	50000000	usd
CY2023	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	usd
CY2022	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	98036000	usd
CY2021	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	589000	usd
CY2021	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	1070000	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	75000000	usd
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	84154000	usd
CY2023	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	usd
CY2022	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	usd
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	263000	usd
CY2023	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	12317000	usd
CY2022	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	26847000	usd
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	21338000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-349236000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	2443434000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-40232000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	142836000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	7614000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	7165000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	72828000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	65214000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	58049000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	215664000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	72828000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	65214000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	217132000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	66364000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	17303000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-5287000	usd
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	5201000	usd
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	34429000	usd
CY2023	hmst	Loans Held For Investment Foreclosed And Transferred To Other Real Estate Owned LoansHeldForInvestmentForeclosedAndTransferredToOtherRealEstateOwned	3576000	usd
CY2022	hmst	Loans Held For Investment Foreclosed And Transferred To Other Real Estate Owned LoansHeldForInvestmentForeclosedAndTransferredToOtherRealEstateOwned	1160000	usd
CY2021	hmst	Loans Held For Investment Foreclosed And Transferred To Other Real Estate Owned LoansHeldForInvestmentForeclosedAndTransferredToOtherRealEstateOwned	0	usd
CY2023	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	2507000	usd
CY2022	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	12361000	usd
CY2021	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	392555000	usd
CY2023	hmst	Loans Derecognized With Right To Repurchase LoansDerecognizedWithRightToRepurchase	1301000	usd
CY2022	hmst	Loans Derecognized With Right To Repurchase LoansDerecognizedWithRightToRepurchase	5424000	usd
CY2021	hmst	Loans Derecognized With Right To Repurchase LoansDerecognizedWithRightToRepurchase	89408000	usd
CY2023	hmst	Noncash Investment In Low Income Housing Tax Credit Partnership NoncashInvestmentInLowIncomeHousingTaxCreditPartnership	15000000	usd
CY2022	hmst	Noncash Investment In Low Income Housing Tax Credit Partnership NoncashInvestmentInLowIncomeHousingTaxCreditPartnership	0	usd
CY2021	hmst	Noncash Investment In Low Income Housing Tax Credit Partnership NoncashInvestmentInLowIncomeHousingTaxCreditPartnership	15000000	usd
CY2023	hmst	Stock Repurchased During Period Award Settlement Noncash StockRepurchasedDuringPeriodAwardSettlementNoncash	316000	usd
CY2022	hmst	Stock Repurchased During Period Award Settlement Noncash StockRepurchasedDuringPeriodAwardSettlementNoncash	1321000	usd
CY2021	hmst	Stock Repurchased During Period Award Settlement Noncash StockRepurchasedDuringPeriodAwardSettlementNoncash	3940000	usd
CY2023Q4	us-gaap	Business Combination Acquired Receivables Gross Contractual Amount BusinessCombinationAcquiredReceivablesGrossContractualAmount	21197000	usd
CY2022Q4	us-gaap	Business Combination Acquired Receivables Gross Contractual Amount BusinessCombinationAcquiredReceivablesGrossContractualAmount	0	usd
CY2021Q4	us-gaap	Business Combination Acquired Receivables Gross Contractual Amount BusinessCombinationAcquiredReceivablesGrossContractualAmount	0	usd
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	5845000	usd
CY2022Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	0	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	0	usd
CY2023Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	377412000	usd
CY2022Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	0	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	0	usd
CY2023Q4	hmst	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Including Goodwill BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsIncludingGoodwill	22469000	usd
CY2022Q4	hmst	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Including Goodwill BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsIncludingGoodwill	0	usd
CY2021Q4	hmst	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Including Goodwill BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsIncludingGoodwill	0	usd
CY2023Q4	us-gaap	Restricted Cash RestrictedCash	6400000	usd
CY2022Q4	us-gaap	Restricted Cash RestrictedCash	6700000	usd
CY2022Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	0	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	0	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	1378774000	usd
CY2023	us-gaap	Debt Securities Trading Gain Loss DebtSecuritiesTradingGainLoss	-500000	usd
CY2023Q2	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	39900000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	27900000	usd
CY2023	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	11957000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	39857000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	0	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	1366629000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	1509736000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	135000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	131097000	usd
CY2023	us-gaap	Marketing Expense MarketingExpense	4200000	usd
CY2022	us-gaap	Marketing Expense MarketingExpense	6200000	usd
CY2021	us-gaap	Marketing Expense MarketingExpense	4100000	usd
CY2022	us-gaap	Debt Securities Trading Gain Loss DebtSecuritiesTradingGainLoss	-7000000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	579000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	135407000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	115685000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	1055874000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	116264000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	1191281000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	95493000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	1187577000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	35604000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	146230000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	131097000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	1333807000	usd
CY2023	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	4693000	usd
CY2022	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	98915000	usd
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	28187000	usd
CY2023	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	3000	usd
CY2022	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	1585000	usd
CY2021	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	288000	usd
CY2023	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	usd
CY2022	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	1561000	usd
CY2021	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	226000	usd
CY2023Q4	hmst	Pledged Assets Not Separately Reported Securities Pledged For Stateand Local Governments PledgedAssetsNotSeparatelyReportedSecuritiesPledgedForStateandLocalGovernments	10654000	usd
CY2022Q4	hmst	Pledged Assets Not Separately Reported Securities Pledged For Stateand Local Governments PledgedAssetsNotSeparatelyReportedSecuritiesPledgedForStateandLocalGovernments	212806000	usd
CY2023Q4	hmst	Pledged Assets Separately Reported Other Securities Pledged PledgedAssetsSeparatelyReportedOtherSecuritiesPledged	1440000	usd
CY2022Q4	hmst	Pledged Assets Separately Reported Other Securities Pledged PledgedAssetsSeparatelyReportedOtherSecuritiesPledged	2011000	usd
CY2023	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	11300000	usd
CY2022	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	11900000	usd
CY2021	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	10200000	usd
CY2023	hmst	Number Of Portfolio Segments NumberOfPortfolioSegments	2	portfoliosegment
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	7422904000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	7426320000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	41500000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	7382404000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	7384820000	usd
CY2022Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	1978000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	1548000	usd
CY2023	us-gaap	Loans And Leases Receivable Related Parties Period Increase Decrease LoansAndLeasesReceivableRelatedPartiesPeriodIncreaseDecrease	-46000	usd
CY2022	us-gaap	Loans And Leases Receivable Related Parties Period Increase Decrease LoansAndLeasesReceivableRelatedPartiesPeriodIncreaseDecrease	430000	usd
CY2023Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	1932000	usd
CY2022Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	1978000	usd
CY2023Q4	hmst	Allowance For Unfunded Commitments AllowanceForUnfundedCommitments	1800000	usd
CY2022Q4	hmst	Allowance For Unfunded Commitments AllowanceForUnfundedCommitments	2200000	usd
CY2023Q4	hmst	Financing Receivable Interest Receivable FinancingReceivableInterestReceivable	28900000	usd
CY2022Q4	hmst	Financing Receivable Interest Receivable FinancingReceivableInterestReceivable	26900000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	41500000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	47123000	usd
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	64294000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	-67000	usd
CY2022	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	-4995000	usd
CY2021	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	-15816000	usd
CY2023	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	933000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	628000	usd
CY2021	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	1355000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	40500000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	41500000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	47123000	usd
CY2022Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	2197000	usd
CY2021Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	2404000	usd
CY2020Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	1588000	usd
CY2023	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-374000	usd
CY2022	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-207000	usd
CY2021	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	816000	usd
CY2023Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	1823000	usd
CY2022Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	2197000	usd
CY2021Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	2404000	usd
CY2023	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-67000	usd
CY2022	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-4995000	usd
CY2021	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-15816000	usd
CY2023	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-374000	usd
CY2022	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-207000	usd
CY2021	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	816000	usd
CY2023	hmst	Financing Receivable Credit Loss And Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal FinancingReceivableCreditLossAndOffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-441000	usd
CY2022	hmst	Financing Receivable Credit Loss And Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal FinancingReceivableCreditLossAndOffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-5202000	usd
CY2021	hmst	Financing Receivable Credit Loss And Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal FinancingReceivableCreditLossAndOffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-15000000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	41500000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	1381000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	448000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	-67000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	40500000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	47123000	usd
CY2022	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	1266000	usd
CY2022	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	638000	usd
CY2022	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	-4995000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	41500000	usd
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	64294000	usd
CY2021	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	2349000	usd
CY2021	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	994000	usd
CY2021	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	-15816000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	47123000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	273487000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	2520561000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	1781268000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	767209000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	465962000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	924665000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	681941000	usd
CY2023Q4	hmst	Financing Receivable Excluding Accrued Interest Revolving Term FinancingReceivableExcludingAccruedInterestRevolvingTerm	7811000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	7422904000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	2544193000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	1797256000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	875008000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	533369000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	255162000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	814005000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	599278000	usd
CY2022Q4	hmst	Financing Receivable Excluding Accrued Interest Revolving Term FinancingReceivableExcludingAccruedInterestRevolvingTerm	8049000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	7426320000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff	0	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff	106000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff	206000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff	0	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff	1136000	usd
CY2023	hmst	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year Writeoff Recovery Net FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoffRecoveryNet	-291000	usd
CY2022Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	55539000	usd
CY2023Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	38870000	usd
CY2022Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	40970000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Writeoff FinancingReceivableExcludingAccruedInterestRevolvingWriteoff	174000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Converted To Term Loan Writeoff FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoanWriteoff	50000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	1381000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance	35254000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	38976000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance	3641000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	10055000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	38976000	usd
CY2023Q4	hmst	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Past Due And Nonaccrual FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossPastDueAndNonaccrual	53518000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	7422904000	usd
CY2023Q4	hmst	Financing Receivable Excluding Accrued Interest Nonaccrual Percent Of Total Loans FinancingReceivableExcludingAccruedInterestNonaccrualPercentOfTotalLoans	0.0053
CY2023Q4	hmst	Financing Receivable Excluding Accrued Interest Past Due And Nonaccrual Percent Of Total Loans FinancingReceivableExcludingAccruedInterestPastDueAndNonaccrualPercentOfTotalLoans	0.0072
CY2023Q4	hmst	Financing Receivable Excluding Accrued Interest Percent Of Total Loans FinancingReceivableExcludingAccruedInterestPercentOfTotalLoans	1.0000
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	10055000	usd
CY2022Q4	hmst	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Past Due And Nonaccrual FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossPastDueAndNonaccrual	21270000	usd
CY2022Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	7426320000	usd
CY2022Q4	hmst	Financing Receivable Excluding Accrued Interest Nonaccrual Percent Of Total Loans FinancingReceivableExcludingAccruedInterestNonaccrualPercentOfTotalLoans	0.0014
CY2022Q4	hmst	Financing Receivable Excluding Accrued Interest Past Due And Nonaccrual Percent Of Total Loans FinancingReceivableExcludingAccruedInterestPastDueAndNonaccrualPercentOfTotalLoans	0.0029
CY2022Q4	hmst	Financing Receivable Excluding Accrued Interest Percent Of Total Loans FinancingReceivableExcludingAccruedInterestPercentOfTotalLoans	1.0000
CY2023Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	56777000	usd
CY2023Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	42153000	usd
CY2022Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	35898000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	137800000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	132407000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	84218000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	81235000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	53582000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	51172000	usd
CY2023Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	1306503000	usd
CY2022Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	1399912000	usd
CY2023Q4	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	344748000	usd
CY2023Q4	us-gaap	Weighted Average Rate Domestic Deposit WeightedAverageRateDomesticDeposit	0.0025
CY2022Q4	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	466490000	usd
CY2022Q4	us-gaap	Weighted Average Rate Domestic Deposit WeightedAverageRateDomesticDeposit	0.0010
CY2023Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	261508000	usd
CY2023Q4	us-gaap	Weighted Average Rate Domestic Deposit Savings WeightedAverageRateDomesticDepositSavings	0.0006
CY2022Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	258977000	usd
CY2022Q4	us-gaap	Weighted Average Rate Domestic Deposit Savings WeightedAverageRateDomesticDepositSavings	0.0006
CY2023Q4	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	1622665000	usd
CY2023Q4	us-gaap	Weighted Average Rate Domestic Deposit Money Market WeightedAverageRateDomesticDepositMoneyMarket	0.0179
CY2022Q4	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	2383209000	usd
CY2022Q4	us-gaap	Weighted Average Rate Domestic Deposit Money Market WeightedAverageRateDomesticDepositMoneyMarket	0.0122
CY2023Q4	us-gaap	Time Deposits TimeDeposits	3227954000	usd
CY2023Q4	us-gaap	Weighted Average Rate Domestic Deposit Certificates Of Deposit WeightedAverageRateDomesticDepositCertificatesOfDeposit	0.0447
CY2022Q4	us-gaap	Time Deposits TimeDeposits	2943331000	usd
CY2022Q4	us-gaap	Weighted Average Rate Domestic Deposit Certificates Of Deposit WeightedAverageRateDomesticDepositCertificatesOfDeposit	0.0307
CY2023Q4	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	5456875000	usd
CY2023Q4	hmst	Weighted Average Rate Interest Bearing Deposits WeightedAverageRateInterestBearingDeposits	0.0319
CY2022Q4	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	6052007000	usd
CY2022Q4	hmst	Weighted Average Rate Domestic Deposit1 WeightedAverageRateDomesticDeposit1	0.0198
CY2023Q4	us-gaap	Deposits Deposits	6763378000	usd
CY2023Q4	hmst	Weighted Average Rate Domestic Deposit1 WeightedAverageRateDomesticDeposit1	0.0258
CY2022Q4	us-gaap	Deposits Deposits	7451919000	usd
CY2022Q4	hmst	Weighted Average Rate Interest Bearing Deposits WeightedAverageRateInterestBearingDeposits	0.0161
CY2023Q4	hmst	Public Funds Included In Deposits PublicFundsIncludedInDeposits	255000000	usd
CY2022Q4	hmst	Public Funds Included In Deposits PublicFundsIncludedInDeposits	351000000	usd
CY2023Q4	us-gaap	Time Deposit Maturities Next Rolling Twelve Months TimeDepositMaturitiesNextRollingTwelveMonths	3022871000	usd
CY2023Q4	us-gaap	Time Deposit Maturities Rolling Year Two TimeDepositMaturitiesRollingYearTwo	180304000	usd
CY2023Q4	us-gaap	Time Deposit Maturities Rolling Year Three TimeDepositMaturitiesRollingYearThree	12812000	usd
CY2023Q4	us-gaap	Time Deposit Maturities Rolling Year Four TimeDepositMaturitiesRollingYearFour	5066000	usd
CY2023Q4	us-gaap	Time Deposit Maturities Rolling Year Five TimeDepositMaturitiesRollingYearFive	6799000	usd
CY2023Q4	us-gaap	Time Deposit Maturities After Rolling Year Five TimeDepositMaturitiesAfterRollingYearFive	102000	usd
CY2023Q4	us-gaap	Time Deposits TimeDeposits	3227954000	usd
CY2023Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	194000000	usd
CY2022Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	189000000	usd
CY2023Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	1200000000	usd
CY2022Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	1400000000	usd
CY2023Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate	745000000	usd
CY2023Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Of Amounts Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateOfAmountsDueWithinOneYearOfBalanceSheetDate	0.0475
CY2022Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate	16000000	usd
CY2022Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Of Amounts Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateOfAmountsDueWithinOneYearOfBalanceSheetDate	0.0460
CY2023Q4	hmst	Federal Home Loan Bank Advance Maturity After Year One Through Three FederalHomeLoanBankAdvanceMaturityAfterYearOneThroughThree	450000000	usd
CY2023Q4	hmst	Federal Home Loan Bank Advance Maturity Average Interest Rate After Year One Through Three FederalHomeLoanBankAdvanceMaturityAverageInterestRateAfterYearOneThroughThree	0.0456
CY2022Q4	hmst	Federal Home Loan Bank Advance Maturity After Year One Through Three FederalHomeLoanBankAdvanceMaturityAfterYearOneThroughThree	450000000	usd
CY2022Q4	hmst	Federal Home Loan Bank Advance Maturity Average Interest Rate After Year One Through Three FederalHomeLoanBankAdvanceMaturityAverageInterestRateAfterYearOneThroughThree	0.0431
CY2023Q4	hmst	Federal Home Loan Bank Advance After Year Three Through Five FederalHomeLoanBankAdvanceAfterYearThreeThroughFive	550000000	usd
CY2023Q4	hmst	Federal Home Loan Bank Advance Maturity Average Interest Rate After Year Three Through Five FederalHomeLoanBankAdvanceMaturityAverageInterestRateAfterYearThreeThroughFive	0.0435
CY2022Q4	hmst	Federal Home Loan Bank Advance After Year Three Through Five FederalHomeLoanBankAdvanceAfterYearThreeThroughFive	550000000	usd
CY2022Q4	hmst	Federal Home Loan Bank Advance Maturity Average Interest Rate After Year Three Through Five FederalHomeLoanBankAdvanceMaturityAverageInterestRateAfterYearThreeThroughFive	0.0435
CY2023Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	1745000000	usd
CY2023Q4	us-gaap	Federal Home Loan Bank Advances Weighted Average Interest Rate FederalHomeLoanBankAdvancesWeightedAverageInterestRate	0.0458
CY2022Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	1016000000	usd
CY2022Q4	us-gaap	Federal Home Loan Bank Advances Weighted Average Interest Rate FederalHomeLoanBankAdvancesWeightedAverageInterestRate	0.0433
CY2023Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	366320000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	11183000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	10783000	usd
CY2023Q4	hmst	Derivative Asset Fair Value Amount Offset Against Other Derivatives DerivativeAssetFairValueAmountOffsetAgainstOtherDerivatives	-10119000	usd
CY2023Q4	hmst	Derivative Liability Fair Value Amount Offset Against Other Derivatives DerivativeLiabilityFairValueAmountOffsetAgainstOtherDerivatives	-195000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	1064000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	10588000	usd
CY2022Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	342248000	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	13763000	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	13280000	usd
CY2022Q4	hmst	Derivative Asset Fair Value Amount Offset Against Other Derivatives DerivativeAssetFairValueAmountOffsetAgainstOtherDerivatives	-12870000	usd
CY2022Q4	hmst	Derivative Liability Fair Value Amount Offset Against Other Derivatives DerivativeLiabilityFairValueAmountOffsetAgainstOtherDerivatives	-101000	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	893000	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	13179000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	11183000	usd
CY2023Q4	hmst	Derivative Asset Fair Value Amount Offset Against Other Derivatives DerivativeAssetFairValueAmountOffsetAgainstOtherDerivatives	-10119000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	1064000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	10783000	usd
CY2023Q4	hmst	Derivative Liability Fair Value Amount Offset Against Other Derivatives DerivativeLiabilityFairValueAmountOffsetAgainstOtherDerivatives	-195000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	10588000	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	893000	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	13280000	usd
CY2022Q4	hmst	Derivative Liability Fair Value Amount Offset Against Other Derivatives DerivativeLiabilityFairValueAmountOffsetAgainstOtherDerivatives	-101000	usd
CY2022Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	13179000	usd
CY2022Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	25000	usd
CY2023Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	19637000	usd
CY2022Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	17327000	usd
CY2023	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	362590000	usd
CY2022	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	838970000	usd
CY2021	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	2820189000	usd
CY2023	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities Including Discontinued Operations NetGainsLossesOnMortgageLoanOriginationAndSalesActivitiesIncludingDiscontinuedOperations	9346000	usd
CY2022	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities Including Discontinued Operations NetGainsLossesOnMortgageLoanOriginationAndSalesActivitiesIncludingDiscontinuedOperations	17701000	usd
CY2021	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities Including Discontinued Operations NetGainsLossesOnMortgageLoanOriginationAndSalesActivitiesIncludingDiscontinuedOperations	92318000	usd
CY2023Q4	us-gaap	Continuing Involvement With Transferred Financial Assets Principal Amount Outstanding ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding	7216343000	usd
CY2022Q4	us-gaap	Continuing Involvement With Transferred Financial Assets Principal Amount Outstanding ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding	7375383000	usd
CY2023Q4	hmst	Servicing Advances ServicingAdvances	2900000	usd
CY2022Q4	hmst	Servicing Advances ServicingAdvances	1600000	usd
CY2023	hmst	Servicing Fees And Other ServicingFeesAndOther	26134000	usd
CY2022	hmst	Servicing Fees And Other ServicingFeesAndOther	32082000	usd
CY2021	hmst	Servicing Fees And Other ServicingFeesAndOther	35342000	usd
CY2023	hmst	Changes In Fair Value Of Mortgage Servicing Rights Due To Modeled Amortization ChangesInFairValueOfMortgageServicingRightsDueToModeledAmortization	6378000	usd
CY2022	hmst	Changes In Fair Value Of Mortgage Servicing Rights Due To Modeled Amortization ChangesInFairValueOfMortgageServicingRightsDueToModeledAmortization	9951000	usd
CY2021	hmst	Changes In Fair Value Of Mortgage Servicing Rights Due To Modeled Amortization ChangesInFairValueOfMortgageServicingRightsDueToModeledAmortization	19669000	usd
CY2023	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	5778000	usd
CY2022	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	7692000	usd
CY2021	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	7581000	usd
CY2023	hmst	Net Servicing Income NetServicingIncome	13978000	usd
CY2022	hmst	Net Servicing Income NetServicingIncome	14439000	usd
CY2021	hmst	Net Servicing Income NetServicingIncome	8092000	usd
CY2023	hmst	Servicing Asset At Fair Value Other Change In Fair Value Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag ServicingAssetAtFairValueOtherChangeInFairValueStatementOfIncomeOrComprehensiveIncomeExtensibleEnumerationNotDisclosedFlag	Changes in fair value of MSRs due to assumptions (2)
CY2023	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	-414000	usd
CY2022	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	-16739000	usd
CY2021	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	-7379000	usd
CY2023	hmst	Mortgage Servicing Rights Risk Management MortgageServicingRightsRiskManagement	-1330000	usd
CY2022	hmst	Mortgage Servicing Rights Risk Management MortgageServicingRightsRiskManagement	-2051000	usd
CY2021	hmst	Mortgage Servicing Rights Risk Management MortgageServicingRightsRiskManagement	-859000	usd
CY2023	hmst	Servicing Fees Net Including Discontinued Operations ServicingFeesNetIncludingDiscontinuedOperations	12648000	usd
CY2022	hmst	Servicing Fees Net Including Discontinued Operations ServicingFeesNetIncludingDiscontinuedOperations	12388000	usd
CY2021	hmst	Servicing Fees Net Including Discontinued Operations ServicingFeesNetIncludingDiscontinuedOperations	7233000	usd
CY2023	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	1400000	usd
CY2022	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	600000	usd
CY2023Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	74249000	usd
CY2023	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Weighted Average Life1 ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueWeightedAverageLife1	P8Y2M23D
CY2023Q4	hmst	Impact On Fair Value Of Twenty Five Basis Points Decrease ImpactOnFairValueOfTwentyFiveBasisPointsDecrease	668000	usd
CY2023Q4	hmst	Impact On Fair Value Of Fifty Basis Points Decrease ImpactOnFairValueOfFiftyBasisPointsDecrease	1518000	usd
CY2023Q4	hmst	Impact On Fair Value Of Hundred Basis Points Increase ImpactOnFairValueOfHundredBasisPointsIncrease	1587000	usd
CY2023Q4	hmst	Impact On Fair Value Of Two Hundred Basis Points Increase ImpactOnFairValueOfTwoHundredBasisPointsIncrease	4138000	usd
CY2022Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	35256000	usd
CY2021Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	39415000	usd
CY2020Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	35774000	usd
CY2023	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	509000	usd
CY2022	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	3533000	usd
CY2021	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	11222000	usd
CY2023	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	5778000	usd
CY2022	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	7692000	usd
CY2021	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	7581000	usd
CY2023Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	29987000	usd
CY2022Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	35256000	usd
CY2021Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	39415000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	5318000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	5080000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	4598000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	3880000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	3425000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	7686000	usd
CY2023Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	29987000	usd
CY2023Q4	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	1273939000	usd
CY2022Q4	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	1365959000	usd
CY2023Q4	hmst	Allowance For Unfunded Commitments AllowanceForUnfundedCommitments	1800000	usd
CY2022Q4	hmst	Allowance For Unfunded Commitments AllowanceForUnfundedCommitments	2200000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2900000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	7638000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	23240000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	980000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1633000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	3191000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-7407000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	7304000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	4325000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1722000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1545000	usd
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	511000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-5249000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	18120000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	31267000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-32757000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	84660000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	146689000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2100
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-6879000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2100
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	17779000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2100
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	30805000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0412
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1351000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0292
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	2473000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0211
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	3090000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.0386
CY2023	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	1266000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	-0.0272
CY2022	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	2300000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	-0.0168
CY2021	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	2461000	usd
CY2023	hmst	Effective Income Tax Rate Reconciliation Low Income Housing Tax Benefits Percent EffectiveIncomeTaxRateReconciliationLowIncomeHousingTaxBenefitsPercent	0.0320
CY2023	hmst	Effective Income Tax Rate Reconciliation Low Income Housing Tax Benefits Amount EffectiveIncomeTaxRateReconciliationLowIncomeHousingTaxBenefitsAmount	1047000	usd
CY2022	hmst	Effective Income Tax Rate Reconciliation Low Income Housing Tax Benefits Percent EffectiveIncomeTaxRateReconciliationLowIncomeHousingTaxBenefitsPercent	0.0016
CY2022	hmst	Effective Income Tax Rate Reconciliation Low Income Housing Tax Benefits Amount EffectiveIncomeTaxRateReconciliationLowIncomeHousingTaxBenefitsAmount	-133000	usd
CY2021	hmst	Effective Income Tax Rate Reconciliation Low Income Housing Tax Benefits Percent EffectiveIncomeTaxRateReconciliationLowIncomeHousingTaxBenefitsPercent	-0.0036
CY2021	hmst	Effective Income Tax Rate Reconciliation Low Income Housing Tax Benefits Amount EffectiveIncomeTaxRateReconciliationLowIncomeHousingTaxBenefitsAmount	532000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.0128
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	421000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.0014
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	121000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.0088
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-1287000	usd
CY2023	hmst	Effective Income Tax Rate Reconciliation Goodwill Percent EffectiveIncomeTaxRateReconciliationGoodwillPercent	-0.1413
CY2023	hmst	Effective Income Tax Rate Reconciliation Goodwill Amount EffectiveIncomeTaxRateReconciliationGoodwillAmount	4627000	usd
CY2022	hmst	Effective Income Tax Rate Reconciliation Goodwill Percent EffectiveIncomeTaxRateReconciliationGoodwillPercent	0.0017
CY2022	hmst	Effective Income Tax Rate Reconciliation Goodwill Amount EffectiveIncomeTaxRateReconciliationGoodwillAmount	145000	usd
CY2021	hmst	Effective Income Tax Rate Reconciliation Goodwill Percent EffectiveIncomeTaxRateReconciliationGoodwillPercent	0
CY2021	hmst	Effective Income Tax Rate Reconciliation Goodwill Amount EffectiveIncomeTaxRateReconciliationGoodwillAmount	0	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.0075
CY2023	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	246000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.0027
CY2022	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-231000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.0113
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	1652000	usd
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.1602
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-5249000	usd
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.2140
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	18120000	usd
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.2132
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	31267000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	10977000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	10501000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	28571000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	31431000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	370000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	628000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	1917000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	2536000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	463000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	572000	usd
CY2023Q4	hmst	Deferred Tax Assets Lease Liability DeferredTaxAssetsLeaseLiability	9019000	usd
CY2022Q4	hmst	Deferred Tax Assets Lease Liability DeferredTaxAssetsLeaseLiability	10877000	usd
CY2023Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	1112000	usd
CY2022Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	513000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	4725000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Goodwill And Intangible Assets DeferredTaxAssetsGoodwillAndIntangibleAssets	0	usd
CY2023Q4	hmst	Deferred Tax Assets Stock Options DeferredTaxAssetsStockOptions	782000	usd
CY2022Q4	hmst	Deferred Tax Assets Stock Options DeferredTaxAssetsStockOptions	737000	usd
CY2023Q4	hmst	Deferred Tax Assets Loan Valuation DeferredTaxAssetsLoanValuation	274000	usd
CY2022Q4	hmst	Deferred Tax Assets Loan Valuation DeferredTaxAssetsLoanValuation	311000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	401000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	694000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	58611000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	58800000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Mortgage Servicing Rights DeferredTaxLiabilitiesMortgageServicingRights	24204000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Mortgage Servicing Rights DeferredTaxLiabilitiesMortgageServicingRights	25725000	usd
CY2023Q4	hmst	Deferred Tax Liabilities Deferred Loan Feesand Costs DeferredTaxLiabilitiesDeferredLoanFeesandCosts	8967000	usd
CY2022Q4	hmst	Deferred Tax Liabilities Deferred Loan Feesand Costs DeferredTaxLiabilitiesDeferredLoanFeesandCosts	9565000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	6906000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	8415000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	364000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	2486000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	0	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	694000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	0	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	14000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	40441000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	46899000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	18170000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	11901000	usd
CY2023Q4	hmst	Tax Basis In Unrecorded Bad Debts With No Liability Recorded TaxBasisInUnrecordedBadDebtsWithNoLiabilityRecorded	12700000	usd
CY2022Q4	hmst	Tax Basis In Unrecorded Bad Debts With No Liability Recorded TaxBasisInUnrecordedBadDebtsWithNoLiabilityRecorded	12700000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	usd
CY2023	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	3400000	usd
CY2022	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	4000000	usd
CY2021	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	3900000	usd
CY2022	hmst	Fair Value Measurement Transfers Between With Levels Of Hierarchy For Assets And Liabilities Held FairValueMeasurementTransfersBetweenWithLevelsOfHierarchyForAssetsAndLiabilitiesHeld	0	usd
CY2023	hmst	Fair Value Measurement Transfers Between With Levels Of Hierarchy For Assets And Liabilities Held FairValueMeasurementTransfersBetweenWithLevelsOfHierarchyForAssetsAndLiabilitiesHeld	0	usd
CY2023Q4	us-gaap	Banking Regulation Capital Conservation Buffer Total Risk Based Capital Actual BankingRegulationCapitalConservationBufferTotalRiskBasedCapitalActual	0.0460
CY2023Q4	hmst	Banking Regulation Common Equity Tier One Risk Based Capital Capital Adequacy Plus Applicable Increment Of Capital Conservation Buffer Minimum BankingRegulationCommonEquityTierOneRiskBasedCapitalCapitalAdequacyPlusApplicableIncrementOfCapitalConservationBufferMinimum	0.0700
CY2023Q4	hmst	Banking Regulation Tier One Risk Based Capital Ratio Capital Adequacy Plus Applicable Increment Of Capital Conservation Buffer Minimum BankingRegulationTierOneRiskBasedCapitalRatioCapitalAdequacyPlusApplicableIncrementOfCapitalConservationBufferMinimum	0.0850
CY2023Q4	hmst	Banking Regulation Total Risk Based Capital Ratio Capital Adequacy Plus Applicable Increment Of Capital Conservation Buffer Minimum BankingRegulationTotalRiskBasedCapitalRatioCapitalAdequacyPlusApplicableIncrementOfCapitalConservationBufferMinimum	0.1050
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-27508000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	66540000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	115422000	usd
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18783005	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18931107	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20885509	shares
CY2023	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2022	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	110004	shares
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	257905	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18783005	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19041111	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	21143414	shares
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.46
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.51
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.53
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.46
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.49
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.46
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	217153	shares
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	176259	shares
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0	shares
CY2023	hmst	Operating And Finance Lease Remaining Lease Terms OperatingAndFinanceLeaseRemainingLeaseTerms	P12Y
CY2023Q4	hmst	Lessee Operating Sublease Asset Payments Next Twelve Months LesseeOperatingSubleaseAssetPaymentsNextTwelveMonths	3300000	usd
CY2023Q4	hmst	Lessee Operating Sublease Asset Payments Due Year Two LesseeOperatingSubleaseAssetPaymentsDueYearTwo	2800000	usd
CY2023Q4	hmst	Lessee Operating Sublease Asset Payments Due Year Three LesseeOperatingSubleaseAssetPaymentsDueYearThree	2900000	usd
CY2023Q4	hmst	Lessee Operating Sublease Asset Payments Due Year Four LesseeOperatingSubleaseAssetPaymentsDueYearFour	2700000	usd
CY2023Q4	hmst	Lessee Operating Sublease Asset Payments Due Year Five LesseeOperatingSubleaseAssetPaymentsDueYearFive	100000	usd
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	8103000	usd
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	8762000	usd
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	9610000	usd
CY2023	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	425000	usd
CY2022	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	580000	usd
CY2021	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1066000	usd
CY2023	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	8000	usd
CY2022	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	19000	usd
CY2021	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	22000	usd
CY2023	us-gaap	Variable Lease Cost VariableLeaseCost	1470000	usd
CY2022	us-gaap	Variable Lease Cost VariableLeaseCost	3123000	usd
CY2021	us-gaap	Variable Lease Cost VariableLeaseCost	3716000	usd
CY2023	us-gaap	Sublease Income SubleaseIncome	1376000	usd
CY2022	us-gaap	Sublease Income SubleaseIncome	2565000	usd
CY2021	us-gaap	Sublease Income SubleaseIncome	3449000	usd
CY2023	us-gaap	Lease Cost LeaseCost	8630000	usd
CY2022	us-gaap	Lease Cost LeaseCost	9919000	usd
CY2021	us-gaap	Lease Cost LeaseCost	10965000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	11248000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	12845000	usd
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	13647000	usd
CY2023	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	8000	usd
CY2022	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	19000	usd
CY2021	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	22000	usd
CY2023	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	456000	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	589000	usd
CY2021	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	1070000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	2690000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	6347000	usd
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	1894000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	385000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	145000	usd
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	707000	usd
CY2023	hmst	Increase Decrease In Operating Lease Right Of Use Assets Due To Assumption Changes Of Renewal Option Exercise IncreaseDecreaseInOperatingLeaseRightOfUseAssetsDueToAssumptionChangesOfRenewalOptionExercise	0	usd
CY2022	hmst	Increase Decrease In Operating Lease Right Of Use Assets Due To Assumption Changes Of Renewal Option Exercise IncreaseDecreaseInOperatingLeaseRightOfUseAssetsDueToAssumptionChangesOfRenewalOptionExercise	0	usd
CY2021	hmst	Increase Decrease In Operating Lease Right Of Use Assets Due To Assumption Changes Of Renewal Option Exercise IncreaseDecreaseInOperatingLeaseRightOfUseAssetsDueToAssumptionChangesOfRenewalOptionExercise	-460000	usd
CY2023	hmst	Increase Decrease In Finance Lease Right Of Use Assets Due To Assumption Changes Of Renewal Option Exercise IncreaseDecreaseInFinanceLeaseRightOfUseAssetsDueToAssumptionChangesOfRenewalOptionExercise	0	usd
CY2022	hmst	Increase Decrease In Finance Lease Right Of Use Assets Due To Assumption Changes Of Renewal Option Exercise IncreaseDecreaseInFinanceLeaseRightOfUseAssetsDueToAssumptionChangesOfRenewalOptionExercise	0	usd
CY2021	hmst	Increase Decrease In Finance Lease Right Of Use Assets Due To Assumption Changes Of Renewal Option Exercise IncreaseDecreaseInFinanceLeaseRightOfUseAssetsDueToAssumptionChangesOfRenewalOptionExercise	-2000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	27594000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	34070000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	35043000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	42848000	usd
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	318000	usd
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	359000	usd
CY2023Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	288000	usd
CY2022Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	359000	usd
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y5M26D
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y25D
CY2023Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P1Y6M29D
CY2022Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P0Y10M17D
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0188
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0191
CY2023Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0350
CY2022Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0350
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	10206000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	197000	usd
CY2023Q4	hmst	Lessee Nonlease Liability To Be Paid Year One LesseeNonleaseLiabilityToBePaidYearOne	4551000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	8562000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	98000	usd
CY2023Q4	hmst	Lessee Nonlease Liability To Be Paid Year Two LesseeNonleaseLiabilityToBePaidYearTwo	4400000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	7435000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	0	usd
CY2023Q4	hmst	Lessee Nonlease Liability To Be Paid Year Three LesseeNonleaseLiabilityToBePaidYearThree	4497000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	6624000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	0	usd
CY2023Q4	hmst	Lessee Nonlease Liability To Be Paid Year Four LesseeNonleaseLiabilityToBePaidYearFour	3895000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	1667000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	0	usd
CY2023Q4	hmst	Lessee Nonlease Liability To Be Paid Year Five LesseeNonleaseLiabilityToBePaidYearFive	147000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	2361000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	usd
CY2023Q4	hmst	Lessee Nonlease Liability To Be Paid After Year Five LesseeNonleaseLiabilityToBePaidAfterYearFive	0	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	36855000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	295000	usd
CY2023Q4	hmst	Nonlease Liability Due NonleaseLiabilityDue	17490000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1812000	usd
CY2023Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	7000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	35043000	usd
CY2023Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	288000	usd
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	1875000	shares
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3100000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3300000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2900000	usd
CY2023Q4	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023Q4	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023Q4	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2023	dei	Auditor Name AuditorName	Crowe
CY2023	dei	Auditor Firm AuditorFirmId	173

Files In Submission

Name	View Source	Status
FilingSummary.xml	Edgar Link	unprocessable
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0001518715-24-000075-index.html	Edgar Link	pending
0001518715-24-000075.txt	Edgar Link	pending
0001518715-24-000075-xbrl.zip	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
hmst-20231231.htm	Edgar Link	pending
hmst-20231231.xsd	Edgar Link	pending
hmst-ex21subsidiarylisting.htm	Edgar Link	pending
hmst-ex231consentofcrowe10k.htm	Edgar Link	pending
hmst-ex232consentofdeloitte.htm	Edgar Link	pending
hmst-ex31110kq42023.htm	Edgar Link	pending
hmst-ex31210kq42023.htm	Edgar Link	pending
hmst-ex3210kq42023.htm	Edgar Link	pending
hmst-ex971executivecompens.htm	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
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R11.htm	Edgar Link	pending
hmst-20231231_cal.xml	Edgar Link	unprocessable
hmst-20231231_def.xml	Edgar Link	unprocessable
hmst-20231231_lab.xml	Edgar Link	unprocessable
hmst-20231231_pre.xml	Edgar Link	unprocessable
hmst-20231231_htm.xml	Edgar Link	completed
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$HMST
HomeStreet Inc Stock $hmst

2024 Q1 Form 10-K Financial Statement

#000151871524000075 Filed on March 06, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HMST HomeStreet Inc Stock $hmst

2024 Q1 Form 10-K Financial Statement

#000151871524000075 Filed on March 06, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HMST
HomeStreet Inc Stock $hmst