$HMST
HomeStreet Inc Stock $hmst

$hmst Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-Q Financial Statement

#000151871520000193 Filed on November 06, 2020

Income Statement

Concept	2020 Q4	2020 Q3	2019 Q3
Revenue		$63.74M	$70.08M
YoY Change		-9.05%	9.02%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development		$7.401M	$8.173M
YoY Change		-9.45%	16.67%
% of Gross Profit
Depreciation & Amortization	-$17.30M	$24.40M	$9.900M
YoY Change	12.34%	146.46%	50.0%
% of Gross Profit
Operating Expenses		$7.401M	$8.173M
YoY Change		-9.45%	16.67%
Operating Profit
YoY Change
Interest Expense		$8.053M	$22.94M
YoY Change		-64.9%	39.73%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$35.30M	$33.78M	$15.99M
YoY Change	117.53%	111.23%	62.43%
Income Tax	$7.700M	$7.433M	$2.328M
% Of Pretax Income	21.81%	22.0%	14.56%
Net Earnings	$27.60M	$26.35M	$13.83M
YoY Change	151.18%	90.56%	16.83%
Net Earnings / Revenue		41.34%	19.73%
Basic Earnings Per Share		$1.16	$0.55
Diluted Earnings Per Share	$1.249M	$1.15	$0.55
COMMON SHARES
Basic Shares Outstanding	21.79M shares	22.67M shares	24.42M shares
Diluted Shares Outstanding		22.88M shares	24.63M shares

Balance Sheet

Concept	2020 Q4	2020 Q3	2019 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$1.134B	$1.191B	$941.5M
YoY Change	13.32%	26.45%	-2.2%
Cash & Equivalents	$58.05M	$79.07M	$74.79M
Short-Term Investments	$1.076B	$1.111B	$866.7M
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$65.10M	$69.44M	$78.93M
YoY Change	-15.42%	-12.02%	-17.56%
Goodwill			$30.17M
YoY Change			33.71%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$0.00	$0.00	$82.90M
YoY Change	-100.0%	-100.0%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$7.237B	$7.410B	$6.836B
YoY Change	6.23%	8.39%	-2.75%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$249.1M	$257.3M	$84.10M
YoY Change	212.16%	205.95%	-48.18%
Accrued Expenses			$110.7M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$322.8M	$514.6M	$0.00
YoY Change	-31.55%		-100.0%
Long-Term Debt Due	$61.80M	$60.80M	$60.60M
YoY Change	1.81%	0.33%	0.33%
Total Short-Term Liabilities	$310.9M	$318.1M	$255.4M
YoY Change	26.85%	24.55%	14.68%
LONG-TERM LIABILITIES
Long-Term Debt	$64.00M	$65.00M	$74.30M
YoY Change	-12.93%	-12.52%	14.31%
Other Long-Term Liabilities	$0.00	$0.00	$5.100M
YoY Change	-100.0%	-100.0%
Total Long-Term Liabilities	$64.00M	$65.00M	$79.40M
YoY Change	-15.9%	-18.14%	22.15%
TOTAL LIABILITIES
Total Short-Term Liabilities	$310.9M	$318.1M	$255.4M
Total Long-Term Liabilities	$64.00M	$65.00M	$79.40M
Total Liabilities	$6.519B	$6.713B	$6.145B
YoY Change	6.3%	9.25%	-2.69%
SHAREHOLDERS EQUITY
Retained Earnings	$403.9M	$383.1M	$373.0M
YoY Change	7.8%	2.71%	-6.0%
Common Stock	$278.5M	$280.4M	$511.0K
YoY Change	-7.39%	54777.1%	0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$717.8M	$696.3M	$691.1M
YoY Change
Total Liabilities & Shareholders Equity	$7.237B	$7.410B	$6.836B
YoY Change	6.23%	8.39%	-2.75%

Cashflow Statement

Concept	2020 Q4	2020 Q3	2019 Q3
OPERATING ACTIVITIES
Net Income	$27.60M	$26.35M	$13.83M
YoY Change	151.18%	90.56%	16.83%
Depreciation, Depletion And Amortization	-$17.30M	$24.40M	$9.900M
YoY Change	12.34%	146.46%	50.0%
Cash From Operating Activities	$14.80M	$105.0M	$290.5M
YoY Change	-80.65%	-63.86%	50.52%
INVESTING ACTIVITIES
Capital Expenditures	-$300.0K	-$1.900M	$0.00
YoY Change	-72.73%		-100.0%
Acquisitions
YoY Change
Other Investing Activities	$161.6M	-$20.70M	$60.70M
YoY Change	-312.07%	-134.1%	-132.95%
Cash From Investing Activities	$161.3M	-$22.50M	$60.70M
YoY Change	-308.67%	-137.07%	-132.74%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-197.1M	-69.30M	-376.0M
YoY Change	1116.67%	-81.57%	201.28%
NET CHANGE
Cash From Operating Activities	14.80M	105.0M	290.5M
Cash From Investing Activities	161.3M	-22.50M	60.70M
Cash From Financing Activities	-197.1M	-69.30M	-376.0M
Net Change In Cash	-21.00M	13.20M	-24.80M
YoY Change	23.53%	-153.23%	-78.84%
FREE CASH FLOW
Cash From Operating Activities	$14.80M	$105.0M	$290.5M
Capital Expenditures	-$300.0K	-$1.900M	$0.00
Free Cash Flow	$15.10M	$106.9M	$290.5M
YoY Change	-80.54%	-63.2%	49.59%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0001518715
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
CY2020Q3	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	574642000	USD
	dei	Amendment Flag AmendmentFlag	false
CY2019	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	us-gaap:AccountingStandardsUpdate201613Member
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-35424
	dei	Entity Registrant Name EntityRegistrantName	HOMESTREET, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	WA
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	91-0186600
	dei	Entity Address Address Line1 EntityAddressAddressLine1	601 Union Street
	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 2000
	dei	Entity Address City Or Town EntityAddressCityOrTown	Seattle
	dei	Entity Address State Or Province EntityAddressStateOrProvince	WA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	98101
	dei	City Area Code CityAreaCode	206
	dei	Local Phone Number LocalPhoneNumber	623-3050
	dei	Security12b Title Security12bTitle	Common Stock
	dei	Trading Symbol TradingSymbol	HMST
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2020Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	21787938	shares
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	79066000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	57880000	USD
CY2020Q3	us-gaap	Marketable Securities MarketableSecurities	1111468000	USD
CY2019Q4	us-gaap	Marketable Securities MarketableSecurities	943150000	USD
CY2020Q3	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	421737000	USD
CY2019Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	208177000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	64892000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	41772000	USD
CY2020Q3	us-gaap	Notes Receivable Net NotesReceivableNet	5229477000	USD
CY2019Q4	us-gaap	Notes Receivable Net NotesReceivableNet	5072784000	USD
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CY2019Q4	us-gaap	Servicing Asset ServicingAsset	97603000	USD
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CY2020Q3	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	0	USD
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CY2020Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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	us-gaap	Interest Expense Deposits InterestExpenseDeposits	28944000	USD
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	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	1500000	USD
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	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	132145000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	142378000	USD
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	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities NetGainsLossesOnMortgageLoanOriginationAndSalesActivities	30736000	USD
CY2020Q3	hmst	Servicing Fees Net1 ServicingFeesNet1	-1582000	USD
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	hmst	Servicing Fees Net1 ServicingFeesNet1	6921000	USD
	hmst	Servicing Fees Net1 ServicingFeesNet1	7119000	USD
CY2020Q3	hmst	Depositor And Other Retail Banking Fees DepositorAndOtherRetailBankingFees	1769000	USD
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	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	7543000	USD
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	us-gaap	Noninterest Income NoninterestIncome	105387000	USD
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	us-gaap	Noninterest Expense NoninterestExpense	170893000	USD
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	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	52392000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	27615000	USD
CY2020Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	0	USD
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	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	-3837000	USD
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	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	0	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-21091000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	26349000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	13827000	USD
	us-gaap	Net Income Loss NetIncomeLoss	52392000	USD
	us-gaap	Net Income Loss NetIncomeLoss	6524000	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.16
CY2019Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.55
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	2.26
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.04
CY2020Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	0
CY2019Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	0.01
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	0
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	-0.81
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.16
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.55
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.26
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.23
CY2020Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.15
CY2019Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.54
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	2.24
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.03
CY2020Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0
CY2019Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0.01
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	-0.80
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.15
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.55
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.24
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.22
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22665069	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24419793	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	23226109	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26020172	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22877226	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24625938	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	23403729	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26204414	shares
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	26349000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	13827000	USD
	us-gaap	Net Income Loss NetIncomeLoss	52392000	USD
	us-gaap	Net Income Loss NetIncomeLoss	6524000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	5386000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	6675000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	36336000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax	32019000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-15000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-19000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	316000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-129000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	5401000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	6694000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	36020000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	32148000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1131000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	1402000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	7630000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	6607000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-3000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-4000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	66000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-27000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-1134000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-1406000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-7564000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-6634000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	4267000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	5288000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	28456000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	25514000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	30616000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	19115000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	80848000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	32038000	USD
CY2019Q2	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	52735000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	671175000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	13827000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	95000	USD
CY2019Q3	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	751000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	5288000	USD
CY2019Q3	hmst	Temporary Equity Shares Repurchased And Retired TemporaryEquitySharesRepurchasedAndRetired	52735000	USD
CY2019Q3	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	0	USD
CY2019Q3	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	691136000	USD
CY2018Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	739520000	USD
	us-gaap	Net Income Loss NetIncomeLoss	6524000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	176000	USD
	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	1011000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	25514000	USD
	hmst	Temporary Equity Shares Repurchased And Retired TemporaryEquitySharesRepurchasedAndRetired	52735000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	28326000	USD
	hmst	Reclassifications Of Permanent To Temporary Equity ReclassificationsOfPermanentToTemporaryEquity	-52735000	USD
	hmst	Reclassifications Of Permanent To Temporary Equity ReclassificationsOfPermanentToTemporaryEquity	-52735000	USD
CY2019Q3	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	691136000	USD
CY2020Q2	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	694649000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	26349000	USD
CY2020Q3	us-gaap	Dividends Common Stock DividendsCommonStock	3450000	USD
CY2020Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	108000	USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	738000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	4267000	USD
CY2020Q3	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	26355000	USD
CY2020Q3	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	696306000	USD
CY2019Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	679723000	USD
	us-gaap	Net Income Loss NetIncomeLoss	52392000	USD
	us-gaap	Dividends Common Stock DividendsCommonStock	10556000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1006000	USD
	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	1806000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	28456000	USD
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	52781000	USD
CY2020Q3	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	0	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	696306000	USD
	us-gaap	Net Income Loss NetIncomeLoss	52392000	USD
	us-gaap	Net Income Loss NetIncomeLoss	6524000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	29415000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	29834000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	20469000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	1500000	USD
	hmst	Financing Receivable Net Fair Value Adjustment And Gain Loss On Sale FinancingReceivableNetFairValueAdjustmentAndGainLossOnSale	55443000	USD
	hmst	Financing Receivable Net Fair Value Adjustment And Gain Loss On Sale FinancingReceivableNetFairValueAdjustmentAndGainLossOnSale	72287000	USD
	hmst	Gain Loss On Sale Of Mortgage Servicing Rights GainLossOnSaleOfMortgageServicingRights	0	USD
	hmst	Gain Loss On Sale Of Mortgage Servicing Rights GainLossOnSaleOfMortgageServicingRights	6206000	USD
	hmst	Increase Decreasein Mortgage Servicing Rights IncreaseDecreaseinMortgageServicingRights	19071000	USD
	hmst	Increase Decreasein Mortgage Servicing Rights IncreaseDecreaseinMortgageServicingRights	27823000	USD
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	34033000	USD
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	37293000	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	316000	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-128000	USD
	us-gaap	Gain Loss On Sale Of Notes Receivable GainLossOnSaleOfNotesReceivable	3760000	USD
	us-gaap	Gain Loss On Sale Of Notes Receivable GainLossOnSaleOfNotesReceivable	6405000	USD
	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-4623000	USD
	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	-15816000	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	6998000	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	40409000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	2030000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	1187000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	1670272000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	3232664000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	1605064000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	3496809000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	24526000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-4195000	USD
	hmst	Increase Decrease In Accounts Payable And Other Liabilities IncreaseDecreaseInAccountsPayableAndOtherLiabilities	7971000	USD
	hmst	Increase Decrease In Accounts Payable And Other Liabilities IncreaseDecreaseInAccountsPayableAndOtherLiabilities	25217000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-40331000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	182275000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	348384000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	146780000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	58487000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	144602000	USD
	hmst	Principal Payments Received Debt Securities Available For Sale PrincipalPaymentsReceivedDebtSecuritiesAvailableForSale	152643000	USD
	hmst	Principal Payments Received Debt Securities Available For Sale PrincipalPaymentsReceivedDebtSecuritiesAvailableForSale	84890000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	650000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	744000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	349498000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	528745000	USD
	us-gaap	Payments To Acquire Finance Receivables PaymentsToAcquireFinanceReceivables	20124000	USD
	us-gaap	Payments To Acquire Finance Receivables PaymentsToAcquireFinanceReceivables	0	USD
	us-gaap	Proceeds From Sale Of Mortgage Servicing Rights Msr ProceedsFromSaleOfMortgageServicingRightsMSR	0	USD
	us-gaap	Proceeds From Sale Of Mortgage Servicing Rights Msr ProceedsFromSaleOfMortgageServicingRightsMSR	2958000	USD
	us-gaap	Proceeds From Divestiture Of Businesses And Interests In Affiliates ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates	2759000	USD
	us-gaap	Proceeds From Divestiture Of Businesses And Interests In Affiliates ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates	174333000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In More Than Three Months ProceedsFromRepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	-56000000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	43000000	USD
	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	583723000	USD
	us-gaap	Increase Decrease In Finance Receivables IncreaseDecreaseInFinanceReceivables	593292000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1460000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2972000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1196000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	47390000	USD
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	112808000	USD
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	138099000	USD
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	116993000	USD
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	101366000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-393891000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	184347000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	475639000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	678016000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In More Than Three Months ProceedsFromRepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	0	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt Maturing In Three Months Or Less ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess	-890000000	USD
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	973000	USD
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	1375000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	51939000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	81061000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	237000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	10556000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	0	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	455408000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-350420000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	21186000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	16202000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	57880000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	58586000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	79066000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	74788000	USD
	us-gaap	Interest Paid Net InterestPaidNet	36645000	USD
	us-gaap	Interest Paid Net InterestPaidNet	70738000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	11236000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	17600000	USD
	hmst	Decrease In Finance And Operating Lease Liabilities And Assets Assumption Change Renewals DecreaseInFinanceAndOperatingLeaseLiabilitiesAndAssetsAssumptionChangeRenewals	38754000	USD
	hmst	Decrease In Finance And Operating Lease Liabilities And Assets Assumption Change Renewals DecreaseInFinanceAndOperatingLeaseLiabilitiesAndAssetsAssumptionChangeRenewals	0	USD
	hmst	Loans Held For Investment Foreclosed And Transferred To Other Real Estate Owned LoansHeldForInvestmentForeclosedAndTransferredToOtherRealEstateOwned	0	USD
	hmst	Loans Held For Investment Foreclosed And Transferred To Other Real Estate Owned LoansHeldForInvestmentForeclosedAndTransferredToOtherRealEstateOwned	915000	USD
	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	418880000	USD
	us-gaap	Financing Receivable Reclassification To Held For Sale FinancingReceivableReclassificationToHeldForSale	617778000	USD
	hmst	Financing Receivable Reclassification From Held For Sale FinancingReceivableReclassificationFromHeldForSale	6661000	USD
	hmst	Financing Receivable Reclassification From Held For Sale FinancingReceivableReclassificationFromHeldForSale	6488000	USD
	hmst	Loans Recognized With Right To Repurchase LoansRecognizedWithRightToRepurchase	105727000	USD
	hmst	Loans Recognized With Right To Repurchase LoansRecognizedWithRightToRepurchase	-26418000	USD
	hmst	Receivablefromsaleofmortgageservicingrights Receivablefromsaleofmortgageservicingrights	0	USD
	hmst	Receivablefromsaleofmortgageservicingrights Receivablefromsaleofmortgageservicingrights	6945000	USD
CY2020Q3	hmst	Business Combinations Recognized Identifiable BusinessCombinationsRecognizedIdentifiable	0	USD
	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	1995845	shares
CY2019Q3	hmst	Business Combinations Recognized Identifiable BusinessCombinationsRecognizedIdentifiable	114725000	USD
CY2020Q3	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	0	USD
CY2019Q3	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	74941000	USD
CY2020Q3	hmst	Goodwillfromacquisition Goodwillfromacquisition	0	USD
CY2019Q3	hmst	Goodwillfromacquisition Goodwillfromacquisition	7606000	USD
	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	We have reclassified certain amounts in our consolidated financial statements for prior periods to conform with our current presentation.Immaterial Restatement: Subsequent to issuance of the June 30, 2020 financial statements, management concluded that purchases of and proceeds from the sale of Federal Home Loan Bank stock were incorrectly classified as financing activities, rather than investing activities, in the consolidated statements of cash flows. To correct this classification error, amounts previously reported for the purchases of and proceeds from the sale of Federal Home Loan Bank stock for the nine months ended September 30, 2019 as financing activities are reported as investing activities in the consolidated statement of cash flows.
CY2020Q1	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	8100000	USD
	hmst	Share Repurchase Program Number Of Programs Authorized During Period ShareRepurchaseProgramNumberOfProgramsAuthorizedDuringPeriod	2	shareRepurchaseProgram
CY2020Q3	hmst	Stock Repurchased During Period Price Per Share StockRepurchasedDuringPeriodPricePerShare	26.03
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	41772000	USD
CY2019Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	1065000	USD
CY2019Q4	hmst	Financing Receivable Allowance For Credit Loss And Off Balance Sheet Credit Loss Liability FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiability	42837000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1065681000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	42097000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	607000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1107171000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	933308000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	11471000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	6001000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	938778000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	254000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	40937000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	353000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	21533000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	607000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	62470000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	2745000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	321618000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	3256000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	189326000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	6001000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	510944000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	0	USD
CY2020Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	0	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	300000	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-100000	USD
CY2020Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	3000000	USD
CY2019Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	25000000	USD
CY2020Q3	hmst	Pledged Assets Not Separately Reported Securities Pledged For Stateand Local Governments PledgedAssetsNotSeparatelyReportedSecuritiesPledgedForStateandLocalGovernments	158634000	USD
CY2019Q4	hmst	Pledged Assets Not Separately Reported Securities Pledged For Stateand Local Governments PledgedAssetsNotSeparatelyReportedSecuritiesPledgedForStateandLocalGovernments	200571000	USD
CY2020Q3	hmst	Pledged Assets Separately Reported Other Securities Pledged PledgedAssetsSeparatelyReportedOtherSecuritiesPledged	607000	USD
CY2019Q4	hmst	Pledged Assets Separately Reported Other Securities Pledged PledgedAssetsSeparatelyReportedOtherSecuritiesPledged	4332000	USD
CY2020Q3	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	159241000	USD
CY2019Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	204903000	USD
CY2020Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	2800000	USD
CY2019Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	2500000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	7900000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	7800000	USD
	hmst	Number Of Portfolio Segments NumberOfPortfolioSegments	2	portfolio_segment
CY2020Q3	us-gaap	Notes Receivable Gross NotesReceivableGross	5294369000	USD
CY2019Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	5114556000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	64892000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	41772000	USD
CY2020Q3	us-gaap	Notes Receivable Net NotesReceivableNet	5229477000	USD
CY2019Q4	us-gaap	Notes Receivable Net NotesReceivableNet	5072784000	USD
CY2019Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	24500000	USD
CY2020Q3	hmst	Allowance For Unfunded Commitments AllowanceForUnfundedCommitments	1800000	USD
CY2019Q4	hmst	Allowance For Unfunded Commitments AllowanceForUnfundedCommitments	1100000	USD
CY2020Q3	hmst	Financing Receivable Interest Receivable FinancingReceivableInterestReceivable	21100000	USD
CY2020Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	65000000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	43254000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	41772000	USD
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	41470000	USD
CY2020Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	273000	USD
CY2019Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	177000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	21633000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	1746000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	381000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	-6000	USD
	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	356000	USD
	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	-221000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	64892000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	43437000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	64892000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	43437000	USD
CY2020Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	2071000	USD
CY2019Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	1065000	USD
CY2020Q3	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-273000	USD
	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-1164000	USD
CY2020Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	1798000	USD
CY2020Q3	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	1798000	USD
CY2020Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	273000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	21633000	USD
CY2020Q3	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-273000	USD
	us-gaap	Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	-1164000	USD
CY2020Q3	hmst	Financing Receivable Credit Loss And Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal FinancingReceivableCreditLossAndOffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	0	USD
	hmst	Financing Receivable Credit Loss And Off Balance Sheet Credit Loss Liability Credit Loss Expense Reversal FinancingReceivableCreditLossAndOffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal	20469000	USD
CY2020Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	65000000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	489000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	108000	USD
CY2020Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	273000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	64892000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	43254000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	68000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	74000	USD
CY2019Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	177000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	43437000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	41772000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	938000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	582000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	21633000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	64892000	USD
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	41470000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	209000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	430000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	1746000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	43437000	USD
CY2020Q3	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	1207124000	USD
CY2020Q3	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	968879000	USD
CY2020Q3	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	710337000	USD
CY2020Q3	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	608327000	USD
CY2020Q3	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	599785000	USD
CY2020Q3	us-gaap	Financing Receivable Revolving FinancingReceivableRevolving	603048000	USD
CY2020Q3	hmst	Financing Receivable Revolving Term FinancingReceivableRevolvingTerm	22227000	USD
CY2020Q3	us-gaap	Notes Receivable Gross NotesReceivableGross	5294369000	USD
	hmst	Financing Receivable Originated In Current Fiscal Year Allowance For Credit Loss Writeoff FinancingReceivableOriginatedInCurrentFiscalYearAllowanceForCreditLossWriteoff	0	USD
	hmst	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year Allowance For Credit Loss Writeoff FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYearAllowanceForCreditLossWriteoff	63000	USD
	hmst	Financing Receivable Originated Two Years Before Latest Fiscal Year Allowance For Credit Loss Writeoff FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYearAllowanceForCreditLossWriteoff	32000	USD
	hmst	Financing Receivable Originated Three Years Before Latest Fiscal Year Allowance For Credit Loss Writeoff FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYearAllowanceForCreditLossWriteoff	42000	USD
	hmst	Financing Receivable Originated Four Years Before Latest Fiscal Year Allowance For Credit Loss Writeoff FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYearAllowanceForCreditLossWriteoff	102000	USD
	hmst	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year Allowance For Credit Loss Writeoff FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYearAllowanceForCreditLossWriteoff	447000	USD
	hmst	Financing Receivable Revolving Allowance For Credit Loss Writeoff FinancingReceivableRevolvingAllowanceForCreditLossWriteoff	252000	USD
	hmst	Financing Receivable Revolving Term Allowance For Credit Loss Writeoff FinancingReceivableRevolvingTermAllowanceForCreditLossWriteoff	0	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	938000	USD
	hmst	Financing Receivable Originated In Current Fiscal Year Allowance For Credit Loss Recovery FinancingReceivableOriginatedInCurrentFiscalYearAllowanceForCreditLossRecovery	0	USD
	hmst	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year Allowance For Credit Loss Recovery FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYearAllowanceForCreditLossRecovery	12000	USD
	hmst	Financing Receivable Originated Two Years Before Latest Fiscal Year Allowance For Credit Loss Recovery FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYearAllowanceForCreditLossRecovery	4000	USD
	hmst	Financing Receivable Originated Three Years Before Latest Fiscal Year Allowance For Credit Loss Recovery FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYearAllowanceForCreditLossRecovery	6000	USD
	hmst	Financing Receivable Originated Four Years Before Latest Fiscal Year Allowance For Credit Loss Recovery FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYearAllowanceForCreditLossRecovery	6000	USD
	hmst	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year Allowance For Credit Loss Recovery FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYearAllowanceForCreditLossRecovery	414000	USD
	hmst	Financing Receivable Revolving Allowance For Credit Loss Recovery FinancingReceivableRevolvingAllowanceForCreditLossRecovery	140000	USD
	hmst	Financing Receivable Revolving Term Allowance For Credit Loss Recovery FinancingReceivableRevolvingTermAllowanceForCreditLossRecovery	0	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	582000	USD
	hmst	Financing Receivable Originatedin Current Fiscal Year Allowance For Credit Loss Writeoff After Recovery FinancingReceivableOriginatedinCurrentFiscalYearAllowanceForCreditLossWriteoffAfterRecovery	0	USD
	hmst	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year Allowance For Credit Loss Writeoff After Recovery FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYearAllowanceForCreditLossWriteoffAfterRecovery	51000	USD
	hmst	Financing Receivable Originated Two Years Before Latest Fiscal Year Allowance For Credit Loss Writeoff After Recovery FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYearAllowanceForCreditLossWriteoffAfterRecovery	28000	USD
	hmst	Financing Receivable Originated Three Years Before Latest Fiscal Year Allowance For Credit Loss Writeoff After Recovery FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYearAllowanceForCreditLossWriteoffAfterRecovery	36000	USD
	hmst	Financing Receivable Originated Four Years Before Latest Fiscal Year Allowance For Credit Loss Writeoff After Recovery FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYearAllowanceForCreditLossWriteoffAfterRecovery	96000	USD
	hmst	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year Allowance For Credit Loss Writeoff After Recovery FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYearAllowanceForCreditLossWriteoffAfterRecovery	33000	USD
	hmst	Financing Receivable Revolving Allowance For Credit Loss Writeoff After Recovery FinancingReceivableRevolvingAllowanceForCreditLossWriteoffAfterRecovery	112000	USD
	hmst	Financing Receivable Revolving Term Allowance For Credit Loss Writeoff After Recovery FinancingReceivableRevolvingTermAllowanceForCreditLossWriteoffAfterRecovery	0	USD
	us-gaap	Financing Receivable Allowance For Credit Loss Writeoff After Recovery FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery	356000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	21126000	USD
CY2020Q3	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	13539000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	15688000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	12861000	USD
CY2019Q4	us-gaap	Financing Receivable Nonaccrual No Allowance FinancingReceivableNonaccrualNoAllowance	7507000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	19702000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	21126000	USD
CY2020Q3	hmst	Financing Receivable Past Due And Nonaccrual FinancingReceivablePastDueAndNonaccrual	40030000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	5254339000	USD
CY2020Q3	us-gaap	Notes Receivable Gross NotesReceivableGross	5294369000	USD
CY2020Q3	hmst	Financing Receivable Nonaccrual Percent Of Total Loans FinancingReceivableNonaccrualPercentOfTotalLoans	0.0040
CY2020Q3	hmst	Financing Receivable Past Due And Nonaccrual Percent Of Total Loans FinancingReceivablePastDueAndNonaccrualPercentOfTotalLoans	0.0076
CY2020Q3	hmst	Financing Receivable Not Past Due Percent Of Total Loans FinancingReceivableNotPastDuePercentOfTotalLoans	0.9924
CY2020Q3	hmst	Financing Receivable Percent Of Total Loans FinancingReceivablePercentOfTotalLoans	1.0000
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	12861000	USD
CY2019Q4	hmst	Financing Receivable Past Due And Nonaccrual FinancingReceivablePastDueAndNonaccrual	43771000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	5070785000	USD
CY2019Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	5114556000	USD
CY2019Q4	hmst	Financing Receivable Nonaccrual Percent Of Total Loans FinancingReceivableNonaccrualPercentOfTotalLoans	0.0025
CY2019Q4	hmst	Financing Receivable Past Due And Nonaccrual Percent Of Total Loans FinancingReceivablePastDueAndNonaccrualPercentOfTotalLoans	0.0086
CY2019Q4	hmst	Financing Receivable Not Past Due Percent Of Total Loans FinancingReceivableNotPastDuePercentOfTotalLoans	0.9914
CY2019Q4	hmst	Financing Receivable Percent Of Total Loans FinancingReceivablePercentOfTotalLoans	1.0000
CY2019Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	24500000	USD
CY2020Q3	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	9	loan
CY2020Q3	hmst	Financing Receivable Modifications Recorded Investmentat Period End FinancingReceivableModificationsRecordedInvestmentatPeriodEnd	2053000	USD
CY2020Q3	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	0	USD
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	35	loan
	hmst	Financing Receivable Modifications Recorded Investmentat Period End FinancingReceivableModificationsRecordedInvestmentatPeriodEnd	8748000	USD
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	0	USD
CY2019Q3	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	27	loan
CY2019Q3	hmst	Financing Receivable Modifications Recorded Investmentat Period End FinancingReceivableModificationsRecordedInvestmentatPeriodEnd	6532000	USD
CY2019Q3	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	0	USD
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	128	loan
	hmst	Financing Receivable Modifications Recorded Investmentat Period End FinancingReceivableModificationsRecordedInvestmentatPeriodEnd	37180000	USD
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	0	USD
	hmst	Trouble Debt Restructuring Re Default Number Of Days Past Due Consumer TroubleDebtRestructuringReDefaultNumberOfDaysPastDueConsumer	P60D
	hmst	Trouble Debt Restructuring Re Default Number Of Days Past Due Commercial TroubleDebtRestructuringReDefaultNumberOfDaysPastDueCommercial	P90D
CY2020Q3	hmst	Loans Granted Forbearance Outstanding Balance LoansGrantedForbearanceOutstandingBalance	206000000	USD
CY2020Q3	hmst	Number Of Loans Granted Forbearance NumberOfLoansGrantedForbearance	375	loan
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	42684000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	153000	USD
CY2019Q4	hmst	Financing Receivable Allowance For Credit Loss And Off Balance Sheet Credit Loss Liability FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiability	42837000	USD
CY2019Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	5017884000	USD
CY2019Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	68751000	USD
CY2019Q4	us-gaap	Financing Receivable Before Allowance For Credit Loss And Fee FinancingReceivableBeforeAllowanceForCreditLossAndFee	5086635000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	42684000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	153000	USD
CY2019Q4	hmst	Financing Receivable Allowance For Credit Loss And Off Balance Sheet Credit Loss Liability FinancingReceivableAllowanceForCreditLossAndOffBalanceSheetCreditLossLiability	42837000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	66326000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	67200000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	2425000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	2804000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	153000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	68751000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	70004000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	153000	USD
CY2019Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	73363000	USD
CY2019Q3	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	685000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	76176000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	2289000	USD
CY2020Q3	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	1323794000	USD
CY2019Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	907918000	USD
CY2020Q3	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	545890000	USD
CY2020Q3	us-gaap	Weighted Average Rate Domestic Deposit WeightedAverageRateDomesticDeposit	0.0010
CY2019Q4	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	373832000	USD
CY2019Q4	us-gaap	Weighted Average Rate Domestic Deposit WeightedAverageRateDomesticDeposit	0.0038
CY2020Q3	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	258727000	USD
CY2020Q3	us-gaap	Weighted Average Rate Domestic Deposit Savings WeightedAverageRateDomesticDepositSavings	0.0007
CY2019Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	219182000	USD
CY2019Q4	us-gaap	Weighted Average Rate Domestic Deposit Savings WeightedAverageRateDomesticDepositSavings	0.0021
CY2020Q3	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	2512440000	USD
CY2020Q3	us-gaap	Weighted Average Rate Domestic Deposit Money Market WeightedAverageRateDomesticDepositMoneyMarket	0.0023
CY2019Q4	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	2224494000	USD
CY2019Q4	us-gaap	Weighted Average Rate Domestic Deposit Money Market WeightedAverageRateDomesticDepositMoneyMarket	0.0125
CY2020Q3	us-gaap	Time Deposits TimeDeposits	1174839000	USD
CY2020Q3	us-gaap	Weighted Average Rate Domestic Deposit Certificates Of Deposit WeightedAverageRateDomesticDepositCertificatesOfDeposit	0.0120
CY2019Q4	us-gaap	Time Deposits TimeDeposits	1614533000	USD
CY2019Q4	us-gaap	Weighted Average Rate Domestic Deposit Certificates Of Deposit WeightedAverageRateDomesticDepositCertificatesOfDeposit	0.0224
CY2020Q3	us-gaap	Deposits Deposits	5815690000	USD
CY2020Q3	hmst	Weighted Average Rate Domestic Deposit1 WeightedAverageRateDomesticDeposit1	0.0036
CY2019Q4	us-gaap	Deposits Deposits	5339959000	USD
CY2019Q4	hmst	Weighted Average Rate Domestic Deposit1 WeightedAverageRateDomesticDeposit1	0.0123
CY2020Q3	us-gaap	Time Deposit Maturities Next Rolling Twelve Months TimeDepositMaturitiesNextRollingTwelveMonths	1021713000	USD
CY2020Q3	us-gaap	Time Deposit Maturities Rolling Year Two TimeDepositMaturitiesRollingYearTwo	104781000	USD
CY2020Q3	us-gaap	Time Deposit Maturities Rolling Year Three TimeDepositMaturitiesRollingYearThree	27938000	USD
CY2020Q3	us-gaap	Time Deposit Maturities Rolling Year Four TimeDepositMaturitiesRollingYearFour	15253000	USD
CY2020Q3	us-gaap	Time Deposit Maturities Rolling Year Five TimeDepositMaturitiesRollingYearFive	5123000	USD
CY2020Q3	us-gaap	Time Deposit Maturities After Rolling Year Five TimeDepositMaturitiesAfterRollingYearFive	31000	USD
CY2020Q3	us-gaap	Time Deposits TimeDeposits	1174839000	USD
CY2020Q3	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	137000000	USD
CY2019Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	223000000	USD
CY2020Q3	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	195000000	USD
CY2019Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	266000000	USD
CY2020Q3	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	6900000	USD
CY2019Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	15200000	USD
CY2020Q3	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	16700000	USD
CY2019Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	2900000	USD
CY2020Q3	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	2562963000	USD
CY2020Q3	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	52041000	USD
CY2020Q3	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	28251000	USD
CY2020Q3	hmst	Derivative Asset Fair Value Amount Offset Against Other Derivatives DerivativeAssetFairValueAmountOffsetAgainstOtherDerivatives	-17168000	USD
CY2020Q3	hmst	Derivative Liability Fair Value Amount Offset Against Other Derivatives DerivativeLiabilityFairValueAmountOffsetAgainstOtherDerivatives	-26966000	USD
CY2020Q3	us-gaap	Derivative Assets DerivativeAssets	34873000	USD
CY2020Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	1285000	USD
CY2019Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	3696733000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	30211000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	11439000	USD
CY2019Q4	hmst	Derivative Asset Fair Value Amount Offset Against Other Derivatives DerivativeAssetFairValueAmountOffsetAgainstOtherDerivatives	-21414000	USD
CY2019Q4	hmst	Derivative Liability Fair Value Amount Offset Against Other Derivatives DerivativeLiabilityFairValueAmountOffsetAgainstOtherDerivatives	-9101000	USD
CY2019Q4	us-gaap	Derivative Assets DerivativeAssets	8797000	USD
CY2019Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	2338000	USD
CY2020Q3	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	52041000	USD
CY2020Q3	hmst	Derivative Asset Fair Value Amount Offset Against Other Derivatives DerivativeAssetFairValueAmountOffsetAgainstOtherDerivatives	-17168000	USD
CY2020Q3	us-gaap	Derivative Assets DerivativeAssets	34873000	USD
CY2020Q3	us-gaap	Derivative Asset Fair Value Of Collateral DerivativeAssetFairValueOfCollateral	0	USD
CY2020Q3	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	34873000	USD
CY2020Q3	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	28251000	USD
CY2020Q3	hmst	Derivative Liability Fair Value Amount Offset Against Other Derivatives DerivativeLiabilityFairValueAmountOffsetAgainstOtherDerivatives	-26966000	USD
CY2020Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	1285000	USD
CY2020Q3	us-gaap	Derivative Liability Fair Value Of Collateral DerivativeLiabilityFairValueOfCollateral	0	USD
CY2020Q3	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	1285000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	30211000	USD
CY2019Q4	hmst	Derivative Asset Fair Value Amount Offset Against Other Derivatives DerivativeAssetFairValueAmountOffsetAgainstOtherDerivatives	-21414000	USD
CY2019Q4	us-gaap	Derivative Assets DerivativeAssets	8797000	USD
CY2019Q4	us-gaap	Derivative Asset Fair Value Of Collateral DerivativeAssetFairValueOfCollateral	0	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral	8797000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	11439000	USD
CY2019Q4	hmst	Derivative Liability Fair Value Amount Offset Against Other Derivatives DerivativeLiabilityFairValueAmountOffsetAgainstOtherDerivatives	-9101000	USD
CY2019Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	2338000	USD
CY2019Q4	us-gaap	Derivative Liability Fair Value Of Collateral DerivativeLiabilityFairValueOfCollateral	0	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral	2338000	USD
CY2020Q3	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-3269000	USD
CY2019Q3	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	2271000	USD
	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	22647000	USD
	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	2083000	USD
CY2020Q3	hmst	Disposal Group Including Discontinued Operation Loans Held For Sale DisposalGroupIncludingDiscontinuedOperationLoansHeldForSale	0	USD
CY2019Q4	hmst	Disposal Group Including Discontinued Operation Loans Held For Sale DisposalGroupIncludingDiscontinuedOperationLoansHeldForSale	-26122000	USD
CY2020Q3	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	421737000	USD
CY2019Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	208177000	USD
CY2020Q3	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	857260000	USD
CY2019Q3	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	1164443000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	1895342000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	3939089000	USD
CY2020Q3	hmst	Disposal Group Including Discontinued Operation Net Gains Losses On Mortgage Loan Origination And Sales Activities DisposalGroupIncludingDiscontinuedOperationNetGainsLossesOnMortgageLoanOriginationAndSalesActivities	0	USD
CY2019Q3	hmst	Disposal Group Including Discontinued Operation Net Gains Losses On Mortgage Loan Origination And Sales Activities DisposalGroupIncludingDiscontinuedOperationNetGainsLossesOnMortgageLoanOriginationAndSalesActivities	-370000	USD
	hmst	Disposal Group Including Discontinued Operation Net Gains Losses On Mortgage Loan Origination And Sales Activities DisposalGroupIncludingDiscontinuedOperationNetGainsLossesOnMortgageLoanOriginationAndSalesActivities	0	USD
	hmst	Disposal Group Including Discontinued Operation Net Gains Losses On Mortgage Loan Origination And Sales Activities DisposalGroupIncludingDiscontinuedOperationNetGainsLossesOnMortgageLoanOriginationAndSalesActivities	-60055000	USD
CY2020Q3	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities Including Discontinued Operations NetGainsLossesOnMortgageLoanOriginationAndSalesActivitiesIncludingDiscontinuedOperations	33130000	USD
CY2019Q3	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities Including Discontinued Operations NetGainsLossesOnMortgageLoanOriginationAndSalesActivitiesIncludingDiscontinuedOperations	15951000	USD
	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities Including Discontinued Operations NetGainsLossesOnMortgageLoanOriginationAndSalesActivitiesIncludingDiscontinuedOperations	85698000	USD
	hmst	Net Gains Losses On Mortgage Loan Origination And Sales Activities Including Discontinued Operations NetGainsLossesOnMortgageLoanOriginationAndSalesActivitiesIncludingDiscontinuedOperations	30736000	USD
CY2020Q3	us-gaap	Continuing Involvement With Transferred Financial Assets Principal Amount Outstanding ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding	7892640000	USD
CY2019Q4	us-gaap	Continuing Involvement With Transferred Financial Assets Principal Amount Outstanding ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding	8642317000	USD
CY2020Q3	hmst	Servicing Advances ServicingAdvances	3100000	USD
CY2019Q4	hmst	Servicing Advances ServicingAdvances	2500000	USD
CY2020Q3	hmst	Servicing Fees And Other ServicingFeesAndOther	7220000	USD
CY2019Q3	hmst	Servicing Fees And Other ServicingFeesAndOther	7963000	USD
	hmst	Servicing Fees And Other ServicingFeesAndOther	23073000	USD
	hmst	Servicing Fees And Other ServicingFeesAndOther	32124000	USD
CY2020Q3	hmst	Changes In Fair Value Of Mortgage Servicing Rights Due To Modeled Amortization ChangesInFairValueOfMortgageServicingRightsDueToModeledAmortization	4401000	USD
CY2019Q3	hmst	Changes In Fair Value Of Mortgage Servicing Rights Due To Modeled Amortization ChangesInFairValueOfMortgageServicingRightsDueToModeledAmortization	4489000	USD
	hmst	Changes In Fair Value Of Mortgage Servicing Rights Due To Modeled Amortization ChangesInFairValueOfMortgageServicingRightsDueToModeledAmortization	12246000	USD
	hmst	Changes In Fair Value Of Mortgage Servicing Rights Due To Modeled Amortization ChangesInFairValueOfMortgageServicingRightsDueToModeledAmortization	16894000	USD
CY2020Q3	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	1350000	USD
CY2019Q3	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	1315000	USD
	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	4084000	USD
	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	3802000	USD
CY2020Q3	hmst	Net Servicing Income NetServicingIncome	1469000	USD
CY2019Q3	hmst	Net Servicing Income NetServicingIncome	2159000	USD
	hmst	Net Servicing Income NetServicingIncome	6743000	USD
	hmst	Net Servicing Income NetServicingIncome	11428000	USD
CY2020Q3	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	2960000	USD
CY2019Q3	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	7501000	USD
	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	21970000	USD
	us-gaap	Servicing Asset At Fair Value Other Changes In Fair Value ServicingAssetAtFairValueOtherChangesInFairValue	22193000	USD
CY2020Q3	hmst	Mortgage Servicing Rights Risk Management MortgageServicingRightsRiskManagement	-3051000	USD
CY2019Q3	hmst	Mortgage Servicing Rights Risk Management MortgageServicingRightsRiskManagement	1539000	USD
	hmst	Mortgage Servicing Rights Risk Management MortgageServicingRightsRiskManagement	178000	USD
	hmst	Mortgage Servicing Rights Risk Management MortgageServicingRightsRiskManagement	-2276000	USD
CY2020Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
CY2019Q3	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-502000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-2033000	USD
CY2020Q3	hmst	Servicing Fees Net Including Discontinued Operations ServicingFeesNetIncludingDiscontinuedOperations	-1582000	USD
CY2019Q3	hmst	Servicing Fees Net Including Discontinued Operations ServicingFeesNetIncludingDiscontinuedOperations	3196000	USD
	hmst	Servicing Fees Net Including Discontinued Operations ServicingFeesNetIncludingDiscontinuedOperations	6921000	USD
	hmst	Servicing Fees Net Including Discontinued Operations ServicingFeesNetIncludingDiscontinuedOperations	7119000	USD
CY2020Q3	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	47018000	USD
	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Weighted Average Life1 ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueWeightedAverageLife1	P4Y3D
CY2020Q3	hmst	Impact On Fair Value Of Twenty Five Basis Points Decrease ImpactOnFairValueOfTwentyFiveBasisPointsDecrease	2638000	USD
CY2020Q3	hmst	Impact On Fair Value Of Fifty Basis Points Decrease ImpactOnFairValueOfFiftyBasisPointsDecrease	5141000	USD
CY2020Q3	hmst	Impact On Fair Value Of Hundred Basis Points Increase ImpactOnFairValueOfHundredBasisPointsIncrease	1063000	USD
CY2020Q3	hmst	Impact On Fair Value Of Two Hundred Basis Points Increase ImpactOnFairValueOfTwoHundredBasisPointsIncrease	2537000	USD
CY2020Q2	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	30583000	USD
CY2019Q2	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	27227000	USD
CY2019Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	29494000	USD
CY2018Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	28328000	USD
CY2020Q3	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	2524000	USD
CY2019Q3	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	2770000	USD
	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	6129000	USD
	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	3930000	USD
CY2020Q3	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	1301000	USD
CY2019Q3	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	1196000	USD
	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	3817000	USD
	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	3457000	USD
CY2020Q3	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	31806000	USD
CY2019Q3	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	28801000	USD
CY2020Q3	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	31806000	USD
CY2019Q3	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	28801000	USD
CY2019Q3	hmst	Fair Value Measurement Transfers Between With Levels Of Hierarchy For Assets And Liabilities Held FairValueMeasurementTransfersBetweenWithLevelsOfHierarchyForAssetsAndLiabilitiesHeld	0	USD
	hmst	Fair Value Measurement Transfers Between With Levels Of Hierarchy For Assets And Liabilities Held FairValueMeasurementTransfersBetweenWithLevelsOfHierarchyForAssetsAndLiabilitiesHeld	0	USD
CY2020Q3	hmst	Fair Value Measurement Transfers Between With Levels Of Hierarchy For Assets And Liabilities Held FairValueMeasurementTransfersBetweenWithLevelsOfHierarchyForAssetsAndLiabilitiesHeld	0	USD
	hmst	Fair Value Measurement Transfers Between With Levels Of Hierarchy For Assets And Liabilities Held FairValueMeasurementTransfersBetweenWithLevelsOfHierarchyForAssetsAndLiabilitiesHeld	0	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	26349000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	13665000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	52392000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	27615000	USD
CY2020Q3	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	0	USD
CY2019Q3	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	324000	USD
	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	0	USD
	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	633000	USD
CY2020Q3	us-gaap	Net Income Loss From Continuing Operations Available To Common Shareholders Basic NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic	26349000	USD
CY2019Q3	us-gaap	Net Income Loss From Continuing Operations Available To Common Shareholders Basic NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic	13341000	USD
	us-gaap	Net Income Loss From Continuing Operations Available To Common Shareholders Basic NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic	52392000	USD
	us-gaap	Net Income Loss From Continuing Operations Available To Common Shareholders Basic NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic	26982000	USD
CY2020Q3	us-gaap	Net Income Loss From Discontinued Operations Available To Common Shareholders Basic NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic	0	USD
CY2019Q3	us-gaap	Net Income Loss From Discontinued Operations Available To Common Shareholders Basic NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic	162000	USD
	us-gaap	Net Income Loss From Discontinued Operations Available To Common Shareholders Basic NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic	0	USD
	us-gaap	Net Income Loss From Discontinued Operations Available To Common Shareholders Basic NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic	-21091000	USD
CY2020Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26349000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13503000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	52392000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	5891000	USD
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22665069	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24419793	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	23226109	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26020172	shares
CY2020Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	212157	shares
CY2019Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	206145	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	177620	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	184242	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22877226	shares
CY2019Q3	hmst	Restructuring Reserve Transfers In RestructuringReserveTransfersIn	0	USD
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24625938	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	23403729	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26204414	shares
CY2020Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.16
CY2019Q3	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.55
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	2.26
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.04
CY2020Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	0
CY2019Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	0.01
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	0
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	-0.81
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.16
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.55
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.26
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.23
CY2020Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.15
CY2019Q3	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.54
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	2.24
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.03
CY2020Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0
CY2019Q3	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0.01
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	0
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Diluted Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare	-0.80
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.15
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.55
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.24
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.22
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	148	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	690	shares
CY2020Q2	us-gaap	Restructuring Reserve RestructuringReserve	1952000	USD
CY2019Q2	us-gaap	Restructuring Reserve RestructuringReserve	2007000	USD
CY2020Q3	hmst	Restructuring Reserve Transfers In RestructuringReserveTransfersIn	-630000	USD
CY2020Q3	us-gaap	Restructuring Charges RestructuringCharges	2132000	USD
CY2019Q3	us-gaap	Restructuring Charges RestructuringCharges	174000	USD
CY2020Q3	us-gaap	Payments For Restructuring PaymentsForRestructuring	1389000	USD
CY2019Q3	us-gaap	Payments For Restructuring PaymentsForRestructuring	653000	USD
CY2020Q3	us-gaap	Restructuring Reserve RestructuringReserve	2065000	USD
CY2019Q3	us-gaap	Restructuring Reserve RestructuringReserve	1528000	USD
CY2019Q4	us-gaap	Restructuring Reserve RestructuringReserve	1904000	USD
CY2018Q4	us-gaap	Restructuring Reserve RestructuringReserve	1604000	USD
	hmst	Restructuring Reserve Transfers In RestructuringReserveTransfersIn	574000	USD
	us-gaap	Restructuring Charges RestructuringCharges	5500000	USD
	us-gaap	Restructuring Charges RestructuringCharges	1515000	USD
	us-gaap	Payments For Restructuring PaymentsForRestructuring	5913000	USD
	us-gaap	Payments For Restructuring PaymentsForRestructuring	1591000	USD
CY2020Q3	us-gaap	Restructuring Reserve RestructuringReserve	2065000	USD
CY2019Q3	us-gaap	Restructuring Reserve RestructuringReserve	1528000	USD

Files In Submission

Name	View Source	Status
0001518715-20-000193-index-headers.html	Edgar Link	pending
0001518715-20-000193-index.html	Edgar Link	pending
0001518715-20-000193.txt	Edgar Link	pending
0001518715-20-000193-xbrl.zip	Edgar Link	pending
evansgodfreyamendmentt.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
hmst-20200930.htm	Edgar Link	pending
hmst-20200930.xsd	Edgar Link	pending
hmst-20200930_cal.xml	Edgar Link	unprocessable
hmst-20200930_def.xml	Edgar Link	unprocessable
hmst-20200930_htm.xml	Edgar Link	completed
hmst-20200930_lab.xml	Edgar Link	unprocessable
hmst-20200930_pre.xml	Edgar Link	unprocessable
hmst-ex31110qq32020.htm	Edgar Link	pending
hmst-ex31210qq32020.htm	Edgar Link	pending
hmst-ex3210qq32020.htm	Edgar Link	pending
masonmarkamendmenttoem.htm	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$HMST
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2020 Q4 Form 10-Q Financial Statement

#000151871520000193 Filed on November 06, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HMST HomeStreet Inc Stock $hmst

2020 Q4 Form 10-Q Financial Statement

#000151871520000193 Filed on November 06, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HMST
HomeStreet Inc Stock $hmst