$HTBK
Heritage Commerce Corp Stock $htbk

$htbk Overview Financials Valuation SEC Filings Company Website

2011 Q4 Form 10-K Financial Statement

#000104746913002422 Filed on March 08, 2013

Income Statement

Concept	2011 Q4	2011 Q3	2011 Q2
Revenue	$13.01M	$13.02M	$13.02M
YoY Change
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$320.0K	$320.0K	$320.0K
YoY Change	-8.57%	-5.88%	-8.57%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$1.222M	$1.320M	$1.543M
YoY Change
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$3.121M	$2.288M	$3.215M
YoY Change	41.22%	815.2%	-105.37%
Income Tax	$234.0K	-$2.529M	$1.129M
% Of Pretax Income	7.5%	-110.53%	35.12%
Net Earnings	$2.887M	$4.817M	$2.086M
YoY Change	68.83%	641.08%	-103.86%
Net Earnings / Revenue	22.19%	37.0%	16.03%
Basic Earnings Per Share	$0.07	$0.13	$0.05
Diluted Earnings Per Share	$0.07	$0.13	$0.05
COMMON SHARES
Basic Shares Outstanding		26.30M shares	26.24M shares
Diluted Shares Outstanding		26.30M shares	26.25M shares

Balance Sheet

Concept	2011 Q4	2011 Q3	2011 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$7.980M	$8.000M	$8.100M
YoY Change	-4.97%	-6.98%	-6.9%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$1.306B	$1.253B	$1.262B
YoY Change	4.8%	-5.88%	-3.2%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$35.20M	$25.80M	$32.60M
YoY Change	-10.2%	-31.38%	-1.21%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$19.80M
YoY Change	-100.0%	-100.0%	-17.5%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$35.20M	$25.80M	$32.60M
YoY Change	-10.2%	-31.38%	-1.21%
LONG-TERM LIABILITIES
Long-Term Debt	$23.70M	$23.70M	$23.70M
YoY Change	0.0%	0.0%	0.0%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$23.70M	$23.70M	$23.70M
YoY Change	0.0%	0.0%	0.0%
TOTAL LIABILITIES
Total Short-Term Liabilities	$35.20M	$25.80M	$32.60M
Total Long-Term Liabilities	$23.70M	$23.70M	$23.70M
Total Liabilities	$1.108B	$1.056B	$1.075B
YoY Change	4.15%	-7.87%	-3.89%
SHAREHOLDERS EQUITY
Retained Earnings	$7.172M
YoY Change	-484.35%
Common Stock	$131.2M
YoY Change	0.49%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$197.8M	$197.1M	$187.5M
YoY Change
Total Liabilities & Shareholders Equity	$1.306B	$1.253B	$1.262B
YoY Change	4.8%	-5.88%	-3.2%

Cashflow Statement

Concept	2011 Q4	2011 Q3	2011 Q2
OPERATING ACTIVITIES
Net Income	$2.887M	$4.817M	$2.086M
YoY Change	68.83%	641.08%	-103.86%
Depreciation, Depletion And Amortization	$320.0K	$320.0K	$320.0K
YoY Change	-8.57%	-5.88%	-8.57%
Cash From Operating Activities	$11.85M	$4.970M	$4.350M
YoY Change	26.87%	-5.33%	112.2%
INVESTING ACTIVITIES
Capital Expenditures	-$150.0K	-$120.0K	-$60.00K
YoY Change	650.0%	140.0%	0.0%
Acquisitions
YoY Change
Other Investing Activities	-$57.41M	-$20.73M	-$16.56M
YoY Change	-32.11%	-122.04%	-160.42%
Cash From Investing Activities	-$57.56M	-$20.85M	-$16.62M
YoY Change	-31.95%	-122.18%	-160.77%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	42.79M	3.410M	-6.940M
YoY Change	-151.47%	-85.04%	-126.88%
NET CHANGE
Cash From Operating Activities	11.85M	4.970M	4.350M
Cash From Investing Activities	-57.56M	-20.85M	-16.62M
Cash From Financing Activities	42.79M	3.410M	-6.940M
Net Change In Cash	-2.920M	-12.47M	-19.21M
YoY Change	-98.16%	-110.22%	-134.79%
FREE CASH FLOW
Cash From Operating Activities	$11.85M	$4.970M	$4.350M
Capital Expenditures	-$150.0K	-$120.0K	-$60.00K
Free Cash Flow	$12.00M	$5.090M	$4.410M
YoY Change	28.21%	-3.96%	109.0%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2012Q4	us-gaap	Liabilities Liabilities	1523571000	USD
CY2011Q4	us-gaap	Liabilities Liabilities	1108363000	USD
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	131172000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	7172000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	955000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	197831000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1693312000	USD
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1306194000	USD
CY2012Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2011Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2012Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2011Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	26322147	shares
CY2012Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	26322147	shares
CY2011Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	26295001	shares
CY2011Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	26295001	shares
CY2009Q4	us-gaap	Stockholders Equity StockholdersEquity	172305000	USD
CY2010	us-gaap	Net Income Loss NetIncomeLoss	-55857000	USD
CY2010	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-243000	USD
CY2010	htbk	Series B Mandatorily Convertible Cumulative Perpetual Preferred Stock Value Net Of Issuance Costs SeriesBMandatorilyConvertibleCumulativePerpetualPreferredStockValueNetOfIssuanceCosts	50179000	USD
CY2010	htbk	Series C Convertible Cumulative Perpetual Preferred Stock Value Net Of Issuance Costs SeriesCConvertibleCumulativePerpetualPreferredStockValueNetOfIssuanceCosts	19519000	USD
CY2010	us-gaap	Restricted Stock Award Forfeitures RestrictedStockAwardForfeitures	-89000	USD
CY2010	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	2027000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	169741000	USD
CY2010Q4	us-gaap	Stockholders Equity StockholdersEquity	182152000	USD
CY2012	dei	Document Period End Date DocumentPeriodEndDate	2012-12-31
CY2012	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2012	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2012	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2011	us-gaap	Net Income Loss NetIncomeLoss	11371000	USD
CY2012Q2	dei	Entity Public Float EntityPublicFloat	127200000	USD
CY2011Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	20861000	USD
CY2011Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	52011000	USD
CY2012Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	373565000	USD
CY2011Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	72872000	USD
CY2011Q4	htbk	Loans Held For Sale Including Deferred Costs LoansHeldForSaleIncludingDeferredCosts	753000	USD
CY2011Q4	us-gaap	Loans Held For Sale Other LoansHeldForSaleOther	413000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	764591000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	20700000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	793286000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	743891000	USD
CY2011Q4	us-gaap	Restricted Investments RestrictedInvestments	9925000	USD
CY2011Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	46388000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7980000	USD
CY2011Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	2491000	USD
CY2011Q4	us-gaap	Interest Receivable And Other Assets InterestReceivableAndOtherAssets	41026000	USD
CY2012Q4	us-gaap	Assets Assets	1693312000	USD
CY2011Q4	us-gaap	Assets Assets	1306194000	USD
CY2011Q4	us-gaap	Noninterest Bearing Domestic Deposit Demand NoninterestBearingDomesticDepositDemand	344303000	USD
CY2011Q4	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	134119000	USD
CY2011Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	282478000	USD
CY2011Q4	us-gaap	Time Deposits Less Than100000 TimeDepositsLessThan100000	28557000	USD
CY2012	dei	Entity Registrant Name EntityRegistrantName	HERITAGE COMMERCE CORP
CY2012	dei	Entity Central Index Key EntityCentralIndexKey	0001053352
CY2012	dei	Document Type DocumentType	10-K
CY2011Q4	us-gaap	Time Deposits100000 Or More TimeDeposits100000OrMore	168874000	USD
CY2012	dei	Amendment Flag AmendmentFlag	false
CY2012	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2012	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2012	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2013Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	26332147	shares
CY2012	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
CY2012Q4	us-gaap	Deposits Deposits	1479368000	USD
CY2011Q4	us-gaap	Deposits Deposits	1049428000	USD
CY2011Q4	us-gaap	Subordinated Debt SubordinatedDebt	23702000	USD
CY2011Q4	htbk	Accrued Interest Payable And Other Liabilities AccruedInterestPayableAndOtherLiabilities	35233000	USD
CY2011	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	1117000	USD
CY2011	us-gaap	Restricted Stock Award Forfeitures RestrictedStockAwardForfeitures	-75000	USD
CY2011	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	1939000	USD
CY2011	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	42769000	USD
CY2010	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	49633000	USD
CY2011	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	9088000	USD
CY2010	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	5236000	USD
CY2012	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	112000	USD
CY2011	us-gaap	Interest Expense Deposits InterestExpenseDeposits	3942000	USD
CY2011	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	174000	USD
CY2010	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	218000	USD
CY2012	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	52565000	USD
CY2011	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	52031000	USD
CY2010	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	55087000	USD
CY2010	us-gaap	Interest Expense Deposits InterestExpenseDeposits	8086000	USD
CY2011	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	1871000	USD
CY2010	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	1878000	USD
CY2011	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	24000	USD
CY2010	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	418000	USD
CY2010	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	831000	USD
CY2011	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	435000	USD
CY2011	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	1294000	USD
CY2010	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	4002000	USD
CY2011	us-gaap	Interest Expense Other Short Term Borrowings InterestExpenseOtherShortTermBorrowings	38000	USD
CY2010	us-gaap	Interest Expense Other Short Term Borrowings InterestExpenseOtherShortTermBorrowings	130000	USD
CY2011	htbk	Other Comprehensive Income Unrealized Holding Gain Loss On Securities And Interest Only Strips Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesAndInterestOnlyStripsArisingDuringPeriodBeforeTax	12050000	USD
CY2012	us-gaap	Interest Expense InterestExpense	4187000	USD
CY2011	us-gaap	Interest Expense InterestExpense	5875000	USD
CY2010	us-gaap	Interest Expense InterestExpense	10512000	USD
CY2012	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	48378000	USD
CY2011	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	46156000	USD
CY2010	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	44575000	USD
CY2011	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	4469000	USD
CY2010	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	26804000	USD
CY2012	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	45594000	USD
CY2011	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	41687000	USD
CY2010	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	17771000	USD
CY2011	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	2355000	USD
CY2010	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	2228000	USD
CY2011	us-gaap	Servicing Fees Net ServicingFeesNet	1743000	USD
CY2010	us-gaap	Servicing Fees Net ServicingFeesNet	1719000	USD
CY2011	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1706000	USD
CY2010	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1677000	USD
CY2011	htbk	Gain Loss On Sales Of Commercial Loans GainLossOnSalesOfCommercialLoans	1461000	USD
CY2010	htbk	Gain Loss On Sales Of Commercial Loans GainLossOnSalesOfCommercialLoans	1058000	USD
CY2011	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	459000	USD
CY2010	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	1955000	USD
CY2010	htbk	Other Comprehensive Income Unrealized Holding Gain Loss On Securities And Interest Only Strips Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesAndInterestOnlyStripsArisingDuringPeriodBeforeTax	-2078000	USD
CY2010	us-gaap	Gain Loss On Sale Of Other Loans And Leases GainLossOnSaleOfOtherLoansAndLeases	-887000	USD
CY2011	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	698000	USD
CY2010	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	983000	USD
CY2012	us-gaap	Noninterest Income NoninterestIncome	8865000	USD
CY2011	us-gaap	Noninterest Income NoninterestIncome	8422000	USD
CY2010	us-gaap	Noninterest Income NoninterestIncome	8733000	USD
CY2011	us-gaap	Labor And Related Expense LaborAndRelatedExpense	20574000	USD
CY2010	us-gaap	Labor And Related Expense LaborAndRelatedExpense	21234000	USD
CY2011	us-gaap	Occupancy Net OccupancyNet	4083000	USD
CY2010	us-gaap	Occupancy Net OccupancyNet	4087000	USD
CY2011	us-gaap	Professional Fees ProfessionalFees	2861000	USD
CY2010	us-gaap	Professional Fees ProfessionalFees	3975000	USD
CY2011	htbk	Software Subscription SoftwareSubscription	1078000	USD
CY2010	htbk	Software Subscription SoftwareSubscription	1004000	USD
CY2011	htbk	Gain Loss On Housing Investment GainLossOnHousingInvestment	1035000	USD
CY2010	htbk	Gain Loss On Housing Investment GainLossOnHousingInvestment	795000	USD
CY2011	us-gaap	General Insurance Expense GeneralInsuranceExpense	941000	USD
CY2010	us-gaap	General Insurance Expense GeneralInsuranceExpense	1007000	USD
CY2011	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	876000	USD
CY2010	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	395000	USD
CY2011	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	389000	USD
CY2010	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	650000	USD
CY2011	htbk	Write Down Of Loans Held For Sale WriteDownOfLoansHeldForSale	29000	USD
CY2010	htbk	Write Down Of Loans Held For Sale WriteDownOfLoansHeldForSale	1080000	USD
CY2010	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	43181000	USD
CY2011	us-gaap	Other Noninterest Expense OtherNoninterestExpense	5977000	USD
CY2010	us-gaap	Other Noninterest Expense OtherNoninterestExpense	5886000	USD
CY2012	us-gaap	Noninterest Expense NoninterestExpense	40256000	USD
CY2011	us-gaap	Noninterest Expense NoninterestExpense	39572000	USD
CY2010	us-gaap	Noninterest Expense NoninterestExpense	88127000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	14203000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	10537000	USD
CY2010	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-61623000	USD
CY2011	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-834000	USD
CY2010	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-5766000	USD
CY2011	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	2333000	USD
CY2010	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	2398000	USD
CY2012	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	8703000	USD
CY2011	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	9038000	USD
CY2010	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-58255000	USD
CY2012	us-gaap	Net Income Loss NetIncomeLoss	9909000	USD
CY2011	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.28
CY2010	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-3.64
CY2011	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
CY2010	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-3.64
CY2011	htbk	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities And Interest Only Strips Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesAndInterestOnlyStripsIncludedInNetIncomeBeforeTax	-459000	USD
CY2010	htbk	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities And Interest Only Strips Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesAndInterestOnlyStripsIncludedInNetIncomeBeforeTax	-1955000	USD
CY2011	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	1926000	USD
CY2010	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	-418000	USD
CY2011	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	809000	USD
CY2010	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-175000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1726000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	11635000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	5606000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-2097000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	16977000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-57954000	USD
CY2011	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1634000	USD
CY2010	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	1557000	USD
CY2011	us-gaap	Proceeds From Sale Of Other Loans Held For Sale ProceedsFromSaleOfOtherLoansHeldForSale	16857000	USD
CY2010	us-gaap	Proceeds From Sale Of Other Loans Held For Sale ProceedsFromSaleOfOtherLoansHeldForSale	19824000	USD
CY2011	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	7634000	USD
CY2010	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	21599000	USD
CY2011	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	55510000	USD
CY2011	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	766000	USD
CY2010	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	799000	USD
CY2010	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-95367000	USD
CY2011	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	523000	USD
CY2010	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	575000	USD
CY2011	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	10000	USD
CY2010	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-576000	USD
CY2011	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	566000	USD
CY2010	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	41000	USD
CY2011	htbk	Amortization Of Restricted Stock Award Cash Flow Impact AmortizationOfRestrictedStockAwardCashFlowImpact	75000	USD
CY2010	htbk	Amortization Of Restricted Stock Award Cash Flow Impact AmortizationOfRestrictedStockAwardCashFlowImpact	89000	USD
CY2011	htbk	Increase Decrease In Accrued Interest Receivable And Other Assets Net IncreaseDecreaseInAccruedInterestReceivableAndOtherAssetsNet	675000	USD
CY2010	us-gaap	Interest Paid InterestPaid	8896000	USD
CY2011	us-gaap	Income Taxes Paid IncomeTaxesPaid	490000	USD
CY2010	us-gaap	Income Taxes Paid IncomeTaxesPaid	-6357000	USD
CY2011	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	5175000	USD
CY2010	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	2902000	USD
CY2010	htbk	Increase Decrease In Accrued Interest Receivable And Other Assets Net IncreaseDecreaseInAccruedInterestReceivableAndOtherAssetsNet	-4664000	USD
CY2011	htbk	Increase Decrease In Accrued Interest Payable And Other Liabilities IncreaseDecreaseInAccruedInterestPayableAndOtherLiabilities	-2904000	USD
CY2010	htbk	Increase Decrease In Accrued Interest Payable And Other Liabilities IncreaseDecreaseInAccruedInterestPayableAndOtherLiabilities	1064000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	21441000	USD
CY2010	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	15881000	USD
CY2011	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	233092000	USD
CY2010	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	197978000	USD
CY2011	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	52427000	USD
CY2010	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	31864000	USD
CY2011	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	45014000	USD
CY2010	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	46012000	USD
CY2011	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	-5000000	USD
CY2010	htbk	Payments For Proceeds From Loans Previously Transferred Held For Sale PaymentsForProceedsFromLoansPreviouslyTransferredHeldForSale	358000	USD
CY2010	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	-20000000	USD
CY2010	htbk	Proceeds From Sale Of Loans Transferred To Held For Sale ProceedsFromSaleOfLoansTransferredToHeldForSale	2816000	USD
CY2011	htbk	Payments For Proceeds From Other Loans Transferred To Held For Sale PaymentsForProceedsFromOtherLoansTransferredToHeldForSale	-49000	USD
CY2010	htbk	Payments For Proceeds From Other Loans Transferred To Held For Sale PaymentsForProceedsFromOtherLoansTransferredToHeldForSale	-1223000	USD
CY2011	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	1769000	USD
CY2010	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	10303000	USD
CY2011	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-68155000	USD
CY2010	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-168390000	USD
CY2011	htbk	Payments For Proceeds From Federal Home Loan Bank Stock And Other Investments PaymentsForProceedsFromFederalHomeLoanBankStockAndOtherInvestments	751000	USD
CY2010	htbk	Payments For Proceeds From Federal Home Loan Bank Stock And Other Investments PaymentsForProceedsFromFederalHomeLoanBankStockAndOtherInvestments	720000	USD
CY2011	us-gaap	Payments For Proceeds From Life Insurance Policies PaymentsForProceedsFromLifeInsurancePolicies	1000000	USD
CY2010	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	308000	USD
CY2011	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	349000	USD
CY2010	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	190000	USD
CY2011	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	3639000	USD
CY2010	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	12288000	USD
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-64139000	USD
CY2010	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	73958000	USD
CY2011	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-2445000	USD
CY2010	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-17555000	USD
CY2010	htbk	Proceeds From Issuance Of Preferred Stock Net Of Offering Costs ProceedsFromIssuanceOfPreferredStockNetOfOfferingCosts	69698000	USD
CY2011	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	4672000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	43393000	USD
CY2010	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-63224000	USD
CY2011	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	695000	USD
CY2010	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	26615000	USD
CY2011	us-gaap	Interest Paid InterestPaid	7901000	USD
CY2010Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	72177000	USD
CY2011	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	4565000	USD
CY2010	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	11919000	USD
CY2009Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	45562000	USD
CY2010	us-gaap	Conversion Of Stock Amount Issued1 ConversionOfStockAmountIssued1	50179000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	16041000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-90531000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	375183000	USD
CY2012	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	300693000	USD
CY2012	us-gaap	Use Of Estimates UseOfEstimates	<div style='font-size:10.0pt;FONT-FAMILY: Times New Roman;'> <ul> <li style="list-style: none"> <p style="FONT-FAMILY: times; TEXT-ALIGN: justify"><font size="2"><b><i>Use of Estimates</i></b></font></p></li></ul> <p style="FONT-FAMILY: times; TEXT-ALIGN: justify"><font size="2">        The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates. The allowance for loan losses, carrying value of foreclosed assets, deferred tax assets and liabilities, intangible assets, loan servicing rights, interest-only strip receivables, defined benefit pension and split-dollar life insurance benefit plan and the fair values of financial instruments are particularly subject to change.</font></p></div>
CY2012Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2	86000	USD
CY2012	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style='font-size:10.0pt;FONT-FAMILY: Times New Roman;'> <ul> <li style="list-style: none"> <p style="FONT-FAMILY: times; TEXT-ALIGN: justify"><font size="2"><b><i>Reclassifications</i></b></font></p></li></ul> <p style="FONT-FAMILY: times; TEXT-ALIGN: justify"><font size="2">        Certain items in the consolidated financial statements for the years ended December 31, 2011 and 2010 were reclassified to conform to the 2012 presentation. These reclassifications did not affect previously reported net income.</font></p></div>
CY2011Q4	htbk	Investment In Subsidiary Trusts InvestmentInSubsidiaryTrusts	702000	USD
CY2012	htbk	Period For Which Federal Funds Are Sold And Purchased PeriodForWhichFederalFundsAreSoldAndPurchased	P1D
CY2011Q1	htbk	Loans Held For Sale Warranty Period LoansHeldForSaleWarrantyPeriod	P90D
CY2012	htbk	Number Of Buildings Owned NumberOfBuildingsOwned	1	item
CY2012Q4	us-gaap	Foreclosed Assets ForeclosedAssets	1270000	USD
CY2011Q4	us-gaap	Foreclosed Assets ForeclosedAssets	2312000	USD
CY2012	htbk	Number Of Branch Offices NumberOfBranchOffices	10	item
CY2012	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	item
CY2012Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	356106000	USD
CY2012Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	11892000	USD
CY2012Q4	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	86000	USD
CY2011Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	371848000	USD
CY2011Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	8678000	USD
CY2011Q4	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	71000	USD
CY2012	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	40587000	USD
CY2012	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	1560000	USD
CY2011	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	480000	USD
CY2010	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	1956000	USD
CY2012Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	11931000	USD
CY2012Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	11931000	USD
CY2012Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	86000	USD
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	15272000	USD
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	15272000	USD
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2	71000	USD
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	71000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	356106000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	920000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	52819000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	20769000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	955000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	54633000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	21080000	USD
CY2012Q4	htbk	Available For Sale Securities Pledged As Collateral Amortized Cost AvailableForSaleSecuritiesPledgedAsCollateralAmortizedCost	117574000	USD
CY2011Q4	htbk	Available For Sale Securities Pledged As Collateral Amortized Cost AvailableForSaleSecuritiesPledgedAsCollateralAmortizedCost	81945000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	17898000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	17659000	USD
CY2012Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	10429000	USD
CY2011Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	9679000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	7469000	USD
CY2012	us-gaap	Depreciation And Amortization DepreciationAndAmortization	750000	USD
CY2011	us-gaap	Depreciation And Amortization DepreciationAndAmortization	766000	USD
CY2010	us-gaap	Depreciation And Amortization DepreciationAndAmortization	799000	USD
CY2012	htbk	Operating Leases Term Low End Of Range OperatingLeasesTermLowEndOfRange	P5Y
CY2012	htbk	Operating Leases Term High End Of Range OperatingLeasesTermHighEndOfRange	P15Y
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	2571000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	2357000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	1279000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	666000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	714000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	208000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	7795000	USD
CY2012	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	2735000	USD
CY2011	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	2766000	USD
CY2010	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	2727000	USD
CY2010	htbk	Stock Issued During Period Shares Conversion Of Convertible Securities Conversion Price StockIssuedDuringPeriodSharesConversionOfConvertibleSecuritiesConversionPrice	3.75
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	473000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	459000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	446000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	427000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	195000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	3325000	USD
CY2011Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	2834000	USD
CY2012Q4	htbk	Time Deposits Including Deposits Within Certificate Of Deposit Account Registry Service And Brokered Deposits100000 Or More TimeDepositsIncludingDepositsWithinCertificateOfDepositAccountRegistryServiceAndBrokeredDeposits100000OrMore	293507000	USD
CY2011Q4	htbk	Time Deposits Including Deposits Within Certificate Of Deposit Account Registry Service And Brokered Deposits100000 Or More TimeDepositsIncludingDepositsWithinCertificateOfDepositAccountRegistryServiceAndBrokeredDeposits100000OrMore	259454000	USD
CY2012Q4	us-gaap	Time Deposit Maturities Year One TimeDepositMaturitiesYearOne	247103000	USD
CY2012Q4	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	40252000	USD
CY2012Q4	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	12104000	USD
CY2012Q4	us-gaap	Time Deposit Maturities Year Four TimeDepositMaturitiesYearFour	19126000	USD
CY2012Q4	us-gaap	Time Deposit Maturities Year Five TimeDepositMaturitiesYearFive	79000	USD
CY2012Q4	us-gaap	Time Deposits TimeDeposits	318664000	USD
CY2012Q4	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	95283000	USD
CY2012Q4	us-gaap	Certificates Of Deposit At Carrying Value CertificatesOfDepositAtCarryingValue	85033000	USD
CY2011Q4	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	56610000	USD
CY2011Q4	us-gaap	Certificates Of Deposit At Carrying Value CertificatesOfDepositAtCarryingValue	50000000	USD
CY2012	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1299000	USD
CY2011	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1063000	USD
CY2012Q4	htbk	Deposits From Related Parties DepositsFromRelatedParties	5240000	USD
CY2011Q4	htbk	Deposits From Related Parties DepositsFromRelatedParties	3602000	USD
CY2011	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	21000	USD
CY2010	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	1000	USD
CY2012	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2944000	USD
CY2011	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	89000	USD
CY2010	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-2281000	USD
CY2012	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	51000	USD
CY2011	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	140000	USD
CY2010	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	-44000	USD
CY2012	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	2995000	USD
CY2011	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	229000	USD
CY2010	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-2325000	USD
CY2012	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	292000	USD
CY2011	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2068000	USD
CY2010	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-4849000	USD
CY2012	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1007000	USD
CY2011	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	569000	USD
CY2010	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-2292000	USD
CY2010	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-3441000	USD
CY2012	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4294000	USD
CY2012	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.047	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.000	pure
CY2012	htbk	Effective Income Tax Rate Reconciliation Low Income Housing Credits EffectiveIncomeTaxRateReconciliationLowIncomeHousingCredits	0.060	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0.000	pure
CY2012	htbk	Effective Income Tax Rate Reconciliation Change In Cash Surrender Value Of Life Insurance EffectiveIncomeTaxRateReconciliationChangeInCashSurrenderValueOfLifeInsurance	-0.042	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.010	pure
CY2012	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.302	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.044	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.351	pure
CY2011	htbk	Effective Income Tax Rate Reconciliation Low Income Housing Credits EffectiveIncomeTaxRateReconciliationLowIncomeHousingCredits	0.080	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0.000	pure
CY2011	htbk	Effective Income Tax Rate Reconciliation Change In Cash Surrender Value Of Life Insurance EffectiveIncomeTaxRateReconciliationChangeInCashSurrenderValueOfLifeInsurance	-0.057	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.015	pure
CY2011	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.079	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	-0.350	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.027	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.060	pure
CY2010	htbk	Effective Income Tax Rate Reconciliation Low Income Housing Credits EffectiveIncomeTaxRateReconciliationLowIncomeHousingCredits	0.017	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0.245	pure
CY2010	htbk	Effective Income Tax Rate Reconciliation Change In Cash Surrender Value Of Life Insurance EffectiveIncomeTaxRateReconciliationChangeInCashSurrenderValueOfLifeInsurance	-0.010	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.006	pure
CY2010	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.094	pure
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	8000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	8704000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	8064000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	4876000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	1289000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	3164000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	106000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	1276000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	728000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	626000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	221000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	29054000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Other Comprehensive Income DeferredTaxLiabilitiesOtherComprehensiveIncome	3615000	USD
CY2011Q4	htbk	Deferred Tax Liabilities Federal Home Loan Bank Stock DeferredTaxLiabilitiesFederalHomeLoanBankStock	263000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	416000	USD
CY2011Q4	htbk	Deferred Tax Liabilities Interest Only Strip Receivables DeferredTaxLiabilitiesInterestOnlyStripReceivables	879000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Financing Arrangements DeferredTaxLiabilitiesFinancingArrangements	830000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	1047000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	134000	USD
CY2011Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	7184000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	8956000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	5296000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	2281000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	103000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	1517000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	794000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	678000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	247000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	27872000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Other Comprehensive Income DeferredTaxLiabilitiesOtherComprehensiveIncome	5033000	USD
CY2012Q4	htbk	Deferred Tax Liabilities Federal Home Loan Bank Stock DeferredTaxLiabilitiesFederalHomeLoanBankStock	263000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	359000	USD
CY2012Q4	htbk	Deferred Tax Liabilities Interest Only Strip Receivables DeferredTaxLiabilitiesInterestOnlyStripReceivables	1036000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Financing Arrangements DeferredTaxLiabilitiesFinancingArrangements	908000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	841000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	168000	USD
CY2012Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	8608000	USD
CY2012Q4	us-gaap	Tax Credit Carryforward Amount TaxCreditCarryforwardAmount	5296000	USD
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	369912	shares
CY2012	htbk	Commitments To Extend Credit Expiration Term CommitmentsToExtendCreditExpirationTerm	P1Y
CY2012Q4	htbk	Cash Reserve Balance In Vault Cash And Federal Reserve Bank CashReserveBalanceInVaultCashAndFederalReserveBank	7064000	USD
CY2012Q1	us-gaap	Loss Contingency Accrual Carrying Value Provision LossContingencyAccrualCarryingValueProvision	500000	USD
CY2012	us-gaap	Loss Contingency Accrual Carrying Value Payments LossContingencyAccrualCarryingValuePayments	220000	USD
CY2012Q4	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	280000	USD
CY2012Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	13296000	USD
CY2012Q4	us-gaap	Capital Capital	171201000	USD
CY2012Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	157947000	USD
CY2012Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	157947000	USD
CY2011Q4	us-gaap	Capital Capital	211604000	USD
CY2011Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	199423000	USD
CY2011Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	199423000	USD
CY2012Q4	us-gaap	Capital Required To Be Well Capitalized CapitalRequiredToBeWellCapitalized	105419000	USD
CY2012Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized TierOneRiskBasedCapitalRequiredToBeWellCapitalized	63263000	USD
CY2011Q4	us-gaap	Capital Required To Be Well Capitalized CapitalRequiredToBeWellCapitalized	96755000	USD
CY2011Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized TierOneRiskBasedCapitalRequiredToBeWellCapitalized	58056000	USD
CY2012Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	84335000	USD
CY2012Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	42175000	USD
CY2011Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	77404000	USD
CY2011Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	38704000	USD
CY2011Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	52103000	USD
CY2012Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.162	pure
CY2012Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.150	pure
CY2012Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.115	pure
CY2012Q4	us-gaap	Capital Required To Be Well Capitalized To Risk Weighted Assets CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.100	pure
CY2012Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.060	pure
CY2012Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.080	pure
CY2012Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.040	pure
CY2012Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.040	pure
CY2011Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.219	pure
CY2011Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.206	pure
CY2011Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.153	pure
CY2011Q4	us-gaap	Capital Required To Be Well Capitalized To Risk Weighted Assets CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.100	pure
CY2011Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.060	pure
CY2011Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.040	pure
CY2011Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.040	pure
CY2012Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	12958000	USD
CY2012Q4	us-gaap	Interest Expense InterestExpense	747000	USD
CY2012Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	12211000	USD
CY2012Q4	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	669000	USD
CY2012Q4	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	11542000	USD
CY2012Q4	us-gaap	Noninterest Income NoninterestIncome	2104000	USD
CY2012Q4	us-gaap	Noninterest Expense NoninterestExpense	9799000	USD
CY2012Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	3847000	USD
CY2012Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1178000	USD
CY2012Q4	us-gaap	Net Income Loss NetIncomeLoss	2669000	USD
CY2012Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2669000	USD
CY2012Q2	us-gaap	Interest Expense InterestExpense	1212000	USD
CY2012Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	12084000	USD
CY2012Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	815000	USD
CY2012Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	11269000	USD
CY2012Q2	us-gaap	Noninterest Income NoninterestIncome	2090000	USD
CY2012Q2	us-gaap	Noninterest Expense NoninterestExpense	9454000	USD
CY2012Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	3905000	USD
CY2012Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1226000	USD
CY2012Q2	us-gaap	Net Income Loss NetIncomeLoss	2679000	USD
CY2012Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2679000	USD
CY2012Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	13449000	USD
CY2012Q1	us-gaap	Interest Expense InterestExpense	1190000	USD
CY2012Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	12259000	USD
CY2012Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	100000	USD
CY2012Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	12159000	USD
CY2012Q1	us-gaap	Noninterest Income NoninterestIncome	1723000	USD
CY2012Q1	us-gaap	Noninterest Expense NoninterestExpense	10856000	USD
CY2012Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	3026000	USD
CY2012Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	951000	USD
CY2012Q1	us-gaap	Net Income Loss NetIncomeLoss	2075000	USD
CY2012Q1	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	1206000	USD
CY2012Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	869000	USD
CY2012Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.08
CY2012Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.08
CY2012Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.08
CY2012Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.08
CY2012Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.03
CY2012Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.03
CY2011Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	13010000	USD
CY2011Q4	us-gaap	Interest Expense InterestExpense	1222000	USD
CY2011Q4	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	11788000	USD
CY2011Q4	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1230000	USD
CY2011Q4	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	10558000	USD
CY2011Q4	us-gaap	Noninterest Income NoninterestIncome	2423000	USD
CY2011Q4	us-gaap	Noninterest Expense NoninterestExpense	9860000	USD
CY2011Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	3121000	USD
CY2011Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	234000	USD
CY2011Q4	us-gaap	Net Income Loss NetIncomeLoss	2887000	USD
CY2011Q4	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	601000	USD
CY2011Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2286000	USD
CY2011Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	13020000	USD
CY2011Q3	us-gaap	Interest Expense InterestExpense	1320000	USD
CY2011Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	11700000	USD
CY2011Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1515000	USD
CY2011Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	10185000	USD
CY2011Q3	us-gaap	Noninterest Income NoninterestIncome	1912000	USD
CY2011Q3	us-gaap	Noninterest Expense NoninterestExpense	9809000	USD
CY2011Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	2288000	USD
CY2011Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-2529000	USD
CY2011Q3	us-gaap	Net Income Loss NetIncomeLoss	4817000	USD
CY2011Q3	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	532000	USD
CY2011Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	4285000	USD
CY2011Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	13015000	USD
CY2011Q2	us-gaap	Interest Expense InterestExpense	1543000	USD
CY2011Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	11472000	USD
CY2011Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	955000	USD
CY2011Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	10517000	USD
CY2011Q2	us-gaap	Noninterest Income NoninterestIncome	2170000	USD
CY2011Q2	us-gaap	Noninterest Expense NoninterestExpense	9472000	USD
CY2011Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	3215000	USD
CY2011Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1129000	USD
CY2011Q2	us-gaap	Net Income Loss NetIncomeLoss	2086000	USD
CY2011Q2	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	604000	USD
CY2011Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1482000	USD
CY2011Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	12986000	USD
CY2011Q1	us-gaap	Interest Expense InterestExpense	1790000	USD
CY2011Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	11196000	USD
CY2011Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	770000	USD
CY2011Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	10426000	USD
CY2011Q1	us-gaap	Noninterest Income NoninterestIncome	1917000	USD
CY2011Q1	us-gaap	Noninterest Expense NoninterestExpense	10431000	USD
CY2011Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	1912000	USD
CY2011Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	331000	USD
CY2011Q1	us-gaap	Net Income Loss NetIncomeLoss	1581000	USD
CY2011Q1	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	596000	USD
CY2011Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	985000	USD
CY2011Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.07
CY2011Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.13
CY2011Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.05
CY2011Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.03
CY2011Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.07
CY2011Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.13
CY2011Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.05
CY2011Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.03
CY2012	htbk	Allowance For Loan And Lease Losses Net Write Offs Recoveries Of Bad Debt AllowanceForLoanAndLeaseLossesNetWriteOffsRecoveriesOfBadDebt	4457000	USD
CY2012Q4	htbk	Loans And Leases Receivable Before Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums LoansAndLeasesReceivableBeforeUnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	812334000	USD
CY2011Q4	htbk	Loans And Leases Receivable Before Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums LoansAndLeasesReceivableBeforeUnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	764268000	USD
CY2012Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	-21000	USD
CY2011Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	323000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	812313000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	19027000	USD
CY2010Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	25204000	USD
CY2009Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	28768000	USD
CY2011	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	10923000	USD
CY2011	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	-1950000	USD
CY2011	htbk	Allowance For Loan And Lease Losses Net Write Offs Recoveries Of Bad Debt AllowanceForLoanAndLeaseLossesNetWriteOffsRecoveriesOfBadDebt	8973000	USD
CY2010	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	32167000	USD
CY2010	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	-1799000	USD
CY2010	htbk	Allowance For Loan And Lease Losses Net Write Offs Recoveries Of Bad Debt AllowanceForLoanAndLeaseLossesNetWriteOffsRecoveriesOfBadDebt	30368000	USD
CY2012	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	5463000	USD
CY2012	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	-1006000	USD
CY2012	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2784000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	2740000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	16287000	USD
CY2012Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	19644000	USD
CY2012Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	792690000	USD
CY2011Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	2327000	USD
CY2011Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	18373000	USD
CY2011Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	17914000	USD
CY2011Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	746354000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	11068000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	6846000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	17914000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	14083000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	5561000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	19644000	USD
CY2012	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	17788000	USD
CY2012	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	15000	USD
CY2012	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	15000	USD
CY2011	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	23385000	USD
CY2011	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	6000	USD
CY2011	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	1000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	2327000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	14051000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	7467000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	21518000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	15035000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	7303000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	22338000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	2740000	USD
CY2012Q4	htbk	Financing Receivable Held For Investment Recorded Investment Nonaccrual Status FinancingReceivableHeldForInvestmentRecordedInvestmentNonaccrualStatus	17335000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	859000	USD
CY2012Q4	htbk	Financing Receivable Recorded Investment Nonaccrual Status And90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestmentNonaccrualStatusAnd90DaysPastDueAndStillAccruing	18194000	USD
CY2012Q4	htbk	Financing Receivable Other Restructured Loans FinancingReceivableOtherRestructuredLoans	1450000	USD
CY2011Q4	htbk	Loans Held For Sale Nonaccrual Status LoansHeldForSaleNonaccrualStatus	186000	USD
CY2011Q4	htbk	Financing Receivable Held For Investment Recorded Investment Nonaccrual Status FinancingReceivableHeldForInvestmentRecordedInvestmentNonaccrualStatus	14353000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	2291000	USD
CY2011Q4	htbk	Financing Receivable Recorded Investment Nonaccrual Status And90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestmentNonaccrualStatusAnd90DaysPastDueAndStillAccruing	16830000	USD
CY2011Q4	htbk	Financing Receivable Other Restructured Loans FinancingReceivableOtherRestructuredLoans	1270000	USD
CY2011Q4	htbk	Loans Held For Sale And Financing Receivable Recorded Investment Nonaccrual Status LoansHeldForSaleAndFinancingReceivableRecordedInvestmentNonaccrualStatus	14539000	USD
CY2012Q4	htbk	Loans Held For Sale And Financing Receivable Recorded Investment Nonaccrual Status LoansHeldForSaleAndFinancingReceivableRecordedInvestmentNonaccrualStatus	17335000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	4044000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	355000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	10533000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	14932000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	797402000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	5045000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	508000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	4958000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	10511000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	753757000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	12020000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	6312000	USD
CY2012Q4	htbk	Financing Receivable Recorded Investment Less Than30 Days Past Due Nonaccrual Status FinancingReceivableRecordedInvestmentLessThan30DaysPastDueNonaccrualStatus	5315000	USD
CY2012	us-gaap	Income Taxes Paid IncomeTaxesPaid	2730000	USD
CY2012	us-gaap	Increase Decrease In Payables To Broker Dealers IncreaseDecreaseInPayablesToBrokerDealers	3493000	USD
CY2011Q4	htbk	Financing Receivable Recorded Investment Less Than30 Days Past Due Nonaccrual Status FinancingReceivableRecordedInvestmentLessThan30DaysPastDueNonaccrualStatus	8041000	USD
CY2012Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	4107000	USD
CY2012Q4	htbk	Financing Receivable Modifications Recorded Investment Nonaccrual Status FinancingReceivableModificationsRecordedInvestmentNonaccrualStatus	1798000	USD
CY2012Q4	htbk	Financing Receivable Modifications Recorded Investment Still Accruing FinancingReceivableModificationsRecordedInvestmentStillAccruing	2309000	USD
CY2011Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	7396000	USD
CY2011Q4	htbk	Financing Receivable Modifications Recorded Investment Nonaccrual Status FinancingReceivableModificationsRecordedInvestmentNonaccrualStatus	4323000	USD
CY2011Q4	htbk	Financing Receivable Modifications Recorded Investment Still Accruing FinancingReceivableModificationsRecordedInvestmentStillAccruing	3073000	USD
CY2012Q4	us-gaap	Allowance For Credit Losses Change In Method Of Calculating Impairment AllowanceForCreditLossesChangeInMethodOfCalculatingImpairment	1152000	USD
CY2011Q4	us-gaap	Allowance For Credit Losses Change In Method Of Calculating Impairment AllowanceForCreditLossesChangeInMethodOfCalculatingImpairment	574000	USD
CY2012	htbk	Financing Receivable Modifications Impact On Allowance FinancingReceivableModificationsImpactOnAllowance	41000	USD
CY2012	htbk	Financing Receivable Modifications Default Period FinancingReceivableModificationsDefaultPeriod	P30D
CY2012Q4	htbk	Servicing Asset Loans Held For Sale Small Business Administration Loans Sold To Secondary Market ServicingAssetLoansHeldForSaleSmallBusinessAdministrationLoansSoldToSecondaryMarket	150192000	USD
CY2011Q4	htbk	Servicing Asset Loans Held For Sale Small Business Administration Loans Sold To Secondary Market ServicingAssetLoansHeldForSaleSmallBusinessAdministrationLoansSoldToSecondaryMarket	170969000	USD
CY2012Q4	htbk	Servicing Asset Weighted Average Servicing Rate For Loans Serviced ServicingAssetWeightedAverageServicingRateForLoansServiced	0.0133	pure
CY2011Q4	htbk	Servicing Asset Weighted Average Servicing Rate For Loans Serviced ServicingAssetWeightedAverageServicingRateForLoansServiced	0.0136	pure
CY2012	us-gaap	Schedule Of Repurchase Agreements ScheduleOfRepurchaseAgreements	<div style='font-size:10.0pt;FONT-FAMILY: Times New Roman;'> <p style="FONT-FAMILY: times; TEXT-ALIGN: justify"> </p> <div style="PADDING-RIGHT: 0pt; PADDING-LEFT: 0pt; PADDING-BOTTOM: 0pt; MARGIN-LEFT: 12%; WIDTH: 75%; PADDING-TOP: 0pt; POSITION: relative"> <p style="FONT-FAMILY: times; TEXT-ALIGN: justify"> </p> <div align="center"> <table cellspacing="0" cellpadding="0" width="100%" border="0"> <tr style="HEIGHT: 0px"><!-- TABLE COLUMN WIDTHS SET --> <td style="FONT-FAMILY: times" align="left"></td> <td style="FONT-FAMILY: times" width="12"></td> <td style="FONT-FAMILY: times" align="right" width="7"></td> <td style="FONT-FAMILY: times" width="32"></td> <td style="FONT-FAMILY: times" width="12"></td> <td style="FONT-FAMILY: times" align="right" width="7"></td> <td style="FONT-FAMILY: times" width="39"></td> <td style="FONT-FAMILY: times" width="12"></td> <td style="FONT-FAMILY: times" align="right" width="7"></td> <td style="FONT-FAMILY: times" width="45"></td> <td style="FONT-FAMILY: times" width="12"></td><!-- TABLE COLUMN WIDTHS END --></tr> <tr style="HEIGHT: 0px" valign="bottom"> <th style="FONT-FAMILY: times" align="left"><font size="2"> </font><br /></th> <th style="FONT-FAMILY: times"><font size="1"> </font></th> <th style="BORDER-BOTTOM: #000000 1pt solid; FONT-FAMILY: times" align="center" colspan="8"><font size="1"><b>December 31,</b></font></th> <th style="FONT-FAMILY: times"><font size="1"> </font></th></tr> <tr style="HEIGHT: 0px" valign="bottom"> <th style="FONT-FAMILY: times" align="left"><font size="1"> </font><br /></th> <th style="FONT-FAMILY: times"><font size="1"> </font></th> <th style="BORDER-BOTTOM: #000000 1pt solid; FONT-FAMILY: times" align="center" colspan="2"><font size="1"><b>2012</b></font></th> <th style="FONT-FAMILY: times"><font size="1"> </font></th> <th style="BORDER-BOTTOM: #000000 1pt solid; FONT-FAMILY: times" align="center" colspan="2"><font size="1"><b>2011</b></font></th> <th style="FONT-FAMILY: times"><font size="1"> </font></th> <th style="BORDER-BOTTOM: #000000 1pt solid; FONT-FAMILY: times" align="center" colspan="2"><font size="1"><b>2010</b></font></th> <th style="FONT-FAMILY: times"><font size="1"> </font></th></tr> <tr style="HEIGHT: 0px" valign="bottom"> <th style="FONT-FAMILY: times" align="left"><font size="1"> </font><br /></th> <th style="FONT-FAMILY: times"><font size="1"> </font></th> <th style="FONT-FAMILY: times" align="center" colspan="8"><font size="1"><b>(Dollars in thousands)</b></font><br /></th> <th style="FONT-FAMILY: times"><font size="1"> </font></th></tr> <tr style="HEIGHT: 0px" valign="top" bgcolor="#CCEEFF"> <td style="FONT-FAMILY: times" valign="bottom"> <p style="MARGIN-LEFT: 10pt; TEXT-INDENT: -10pt; FONT-FAMILY: times"><font size="2">Average balance during the year</font></p></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">$</font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">—</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">$</font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">712</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">$</font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">18,767</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td></tr> <tr style="HEIGHT: 0px" valign="top" bgcolor="white"> <td style="FONT-FAMILY: times" valign="bottom"> <p style="MARGIN-LEFT: 10pt; TEXT-INDENT: -10pt; FONT-FAMILY: times"><font size="2">Average interest rate during the year</font></p></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">0.00</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2">%</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">3.37</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2">%</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">2.23</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2">%</font></td></tr> <tr style="HEIGHT: 0px" valign="top" bgcolor="#CCEEFF"> <td style="FONT-FAMILY: times" valign="bottom"> <p style="MARGIN-LEFT: 10pt; TEXT-INDENT: -10pt; FONT-FAMILY: times"><font size="2">Maximum month-end balance during the year</font></p></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">$</font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">—</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">$</font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">5,000</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">$</font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">25,000</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td></tr> <tr style="HEIGHT: 0px" valign="top" bgcolor="white"> <td style="FONT-FAMILY: times" valign="bottom"> <p style="MARGIN-LEFT: 10pt; TEXT-INDENT: -10pt; FONT-FAMILY: times"><font size="2">Average rate at December 31</font></p></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">N/A</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">N/A</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2"> </font></td> <td style="FONT-FAMILY: times" valign="bottom" align="right"><font size="2">3.09</font></td> <td style="FONT-FAMILY: times" valign="bottom"><font size="2">%</font></td></tr></table></div> <!-- end of user-specified TAGGED TABLE --></div></div>
CY2012Q4	htbk	Accumulated Other Comprehensive Income Loss Splitdollar Life Insuranc Benefit Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossSplitdollarLifeInsurancBenefitPlansNetOfTax	2309000	USD
CY2010	htbk	Defined Contribution Plan Maximum Employer Discretionary Contribution Per Employee Amount DefinedContributionPlanMaximumEmployerDiscretionaryContributionPerEmployeeAmount	1000	USD
CY2011	htbk	Defined Contribution Plan Maximum Employer Discretionary Contribution Per Employee Amount DefinedContributionPlanMaximumEmployerDiscretionaryContributionPerEmployeeAmount	1000	USD
CY2012	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	187000	USD
CY2010	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	187000	USD
CY2011	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	183000	USD
CY2012	htbk	Employee Stock Ownership Plan Esop Minimum Number Of Hours Of Service Required For Plan Eligibility EmployeeStockOwnershipPlanESOPMinimumNumberOfHoursOfServiceRequiredForPlanEligibility	PT1000H
CY2012Q4	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	137983	shares
CY2012	htbk	Deferred Compensation Arrangement Maximum Percentage Of Board Fees Deferred By Participating Director Into Deferred Account DeferredCompensationArrangementMaximumPercentageOfBoardFeesDeferredByParticipatingDirectorIntoDeferredAccount	1.00	pure
CY2012	htbk	Deferred Compensation Arrangement Maximum Term Of Distribution Schedule Elected By Director DeferredCompensationArrangementMaximumTermOfDistributionScheduleElectedByDirector	P10Y
CY2012Q4	us-gaap	Deferred Compensation Arrangement With Individual Recorded Liability DeferredCompensationArrangementWithIndividualRecordedLiability	218000	USD
CY2011Q4	us-gaap	Deferred Compensation Arrangement With Individual Recorded Liability DeferredCompensationArrangementWithIndividualRecordedLiability	314000	USD
CY2012	htbk	Deferred Compensation Arrangement Term For Commencement Of Disbursement Of Deferred Fees After Death Of Director DeferredCompensationArrangementTermForCommencementOfDisbursementOfDeferredFeesAfterDeathOfDirector	P1M
CY2011	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	1589000	USD
CY2012	us-gaap	Undistributed Earnings Allocated To Participating Securities UndistributedEarningsAllocatedToParticipatingSecurities	1527000	USD
CY2010	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-58255000	USD
CY2011	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	7449000	USD
CY2012	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	7176000	USD
CY2010	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	16026058	shares
CY2011	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26266584	shares
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26303245	shares
CY2011	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3810	shares
CY2012	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	26091	shares
CY2010	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16026058	shares
CY2011	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26270394	shares
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26329336	shares
CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.27
CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.27
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	3394000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	3025000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	6851000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	4995000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	2681000	USD
CY2008Q4	htbk	Allocated Fair Value Of Warrant AllocatedFairValueOfWarrant	1979000	USD
CY2012Q4	htbk	Fair Value Impaired Financing Receivable Recorded Investment FairValueImpairedFinancingReceivableRecordedInvestment	19644000	USD
CY2011Q4	htbk	Fair Value Impaired Financing Receivable Recorded Investment FairValueImpairedFinancingReceivableRecordedInvestment	17914000	USD
CY2012Q4	htbk	Fair Value Impaired Financing Receivable Related Allowance FairValueImpairedFinancingReceivableRelatedAllowance	-2740000	USD
CY2011Q4	htbk	Fair Value Impaired Financing Receivable Related Allowance FairValueImpairedFinancingReceivableRelatedAllowance	-2327000	USD
CY2012	htbk	Impaired Financing Receivable Partial Charge Offs ImpairedFinancingReceivablePartialChargeOffs	2694000	USD
CY2012	htbk	Impaired Financing Receivable Additional Provision For Loan Losses ImpairedFinancingReceivableAdditionalProvisionForLoanLosses	3856000	USD
CY2011	htbk	Impaired Financing Receivable Partial Charge Offs ImpairedFinancingReceivablePartialChargeOffs	3604000	USD
CY2011	htbk	Impaired Financing Receivable Additional Provision For Loan Losses ImpairedFinancingReceivableAdditionalProvisionForLoanLosses	2916000	USD
CY2012	htbk	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	3	item
CY2012	htbk	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	194000	USD
CY2012	htbk	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	194000	USD
CY2011Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.080	pure
CY2012Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	12862000	USD
CY2012Q3	us-gaap	Interest Expense InterestExpense	1038000	USD
CY2012Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.08
CY2012Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.08
CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2011Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q4	htbk	Accumulated Other Comprehensive Income Loss Interest Only Strip Receivables Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossInterestOnlyStripReceivablesAdjustmentNetOfTax	1036000	USD
CY2011Q4	htbk	Accumulated Other Comprehensive Income Loss Interest Only Strip Receivables Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossInterestOnlyStripReceivablesAdjustmentNetOfTax	1215000	USD
CY2011Q4	htbk	Accumulated Other Comprehensive Income Loss Splitdollar Life Insuranc Benefit Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossSplitdollarLifeInsurancBenefitPlansNetOfTax	2230000	USD
CY2011	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	3700000	USD
CY2010	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	-3700000	USD
CY2010Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	30000000	shares
CY2012Q4	htbk	Investment In Subsidiary Trusts InvestmentInSubsidiaryTrusts	279000	USD
CY2012Q4	us-gaap	Heldtomaturity Securities Unrecognized Holding Gain HeldtomaturitySecuritiesUnrecognizedHoldingGain	82000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Unrecognized Holding Loss HeldToMaturitySecuritiesUnrecognizedHoldingLoss	590000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	50964000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	281598000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	291244000	USD
CY2012Q4	htbk	Held To Maturity Securities Debt Maturities Rolling Year Two Through Five Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveNetCarryingAmount	1103000	USD
CY2012Q4	htbk	Held To Maturity Securities Debt Maturities Rolling Year Six Through Ten Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenNetCarryingAmount	14588000	USD
CY2012Q4	htbk	Held To Maturity Securities Debt Maturities Rolling After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsNetCarryingAmount	19122000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	16659000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Debt Maturities Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmount	51472000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Debt Maturities Rolling Year Two Through Five Fair Value HeldToMaturitySecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	1101000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Debt Maturities Rolling Year Six Through Ten Fair Value HeldToMaturitySecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue	14566000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Debt Maturities Rolling After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesRollingAfterTenYearsFairValue	18813000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	16484000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Debt Maturities Fair Value HeldToMaturitySecuritiesDebtMaturitiesFairValue	50964000	USD
CY2012	htbk	Defined Contribution Plan Maximum Employer Discretionary Contribution Per Employee Amount DefinedContributionPlanMaximumEmployerDiscretionaryContributionPerEmployeeAmount	1000	USD
CY2012Q4	us-gaap	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights	462963	shares
CY2012Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	55130000	USD
CY2012Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	11824000	USD
CY2012Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1200000	USD
CY2012Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	10624000	USD
CY2012Q3	us-gaap	Noninterest Income NoninterestIncome	2948000	USD
CY2012Q3	us-gaap	Noninterest Expense NoninterestExpense	10147000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	3425000	USD
CY2012Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	939000	USD
CY2012Q3	us-gaap	Net Income Loss NetIncomeLoss	2486000	USD
CY2012Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2486000	USD
CY2012Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	16520000	USD
CY2012Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	357045000	USD
CY2012Q4	us-gaap	Restricted Investments RestrictedInvestments	10728000	USD
CY2012Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	48358000	USD
CY2012Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	2000000	USD
CY2012Q4	us-gaap	Interest Receivable And Other Assets InterestReceivableAndOtherAssets	35113000	USD
CY2012Q4	us-gaap	Noninterest Bearing Domestic Deposit Demand NoninterestBearingDomesticDepositDemand	727684000	USD
CY2012Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	272047000	USD
CY2012Q4	us-gaap	Interest Bearing Domestic Deposit Demand InterestBearingDomesticDepositDemand	155951000	USD
CY2012	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	448000	USD
CY2012Q4	us-gaap	Time Deposits Less Than100000 TimeDepositsLessThan100000	25157000	USD
CY2012Q4	us-gaap	Time Deposits100000 Or More TimeDeposits100000OrMore	190502000	USD
CY2012Q4	us-gaap	Subordinated Debt SubordinatedDebt	9279000	USD
CY2012Q4	htbk	Accrued Interest Payable And Other Liabilities AccruedInterestPayableAndOtherLiabilities	34924000	USD
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	131820000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	15721000	USD
CY2012	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	40800000	USD
CY2012	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	11519000	USD
CY2012	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	134000	USD
CY2012	us-gaap	Interest Expense Deposits InterestExpenseDeposits	2800000	USD
CY2012	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	1383000	USD
CY2012	us-gaap	Interest Expense Other Short Term Borrowings InterestExpenseOtherShortTermBorrowings	4000	USD
CY2012	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	2333000	USD
CY2012	us-gaap	Servicing Fees Net ServicingFeesNet	1743000	USD
CY2012	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	1720000	USD
CY2012	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	1560000	USD
CY2012	htbk	Gain Loss On Sales Of Commercial Loans GainLossOnSalesOfCommercialLoans	702000	USD
CY2012	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	807000	USD
CY2012	us-gaap	Labor And Related Expense LaborAndRelatedExpense	21722000	USD
CY2012	us-gaap	Occupancy Net OccupancyNet	3997000	USD
CY2012	us-gaap	Professional Fees ProfessionalFees	2876000	USD
CY2012	htbk	Software Subscription SoftwareSubscription	1149000	USD
CY2012	htbk	Gain Loss On Housing Investment GainLossOnHousingInvestment	1195000	USD
CY2012	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	983000	USD
CY2012	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	918000	USD
CY2012	us-gaap	General Insurance Expense GeneralInsuranceExpense	911000	USD
CY2012	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	457000	USD
CY2012	us-gaap	Foreclosed Real Estate Expense ForeclosedRealEstateExpense	-45000	USD
CY2012	us-gaap	Other Noninterest Expense OtherNoninterestExpense	5492000	USD
CY2012	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	1206000	USD
CY2012Q4	htbk	Loans Held For Sale Including Deferred Costs LoansHeldForSaleIncludingDeferredCosts	3409000	USD
CY2012	htbk	Other Comprehensive Income Unrealized Holding Gain Loss On Securities And Interest Only Strips Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesAndInterestOnlyStripsArisingDuringPeriodBeforeTax	4451000	USD
CY2012	htbk	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities And Interest Only Strips Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesAndInterestOnlyStripsIncludedInNetIncomeBeforeTax	-1560000	USD
CY2012	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	772000	USD
CY2012	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	324000	USD
CY2012	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-2588000	USD
CY2012	us-gaap	Proceeds From Sale Of Other Loans Held For Sale ProceedsFromSaleOfOtherLoansHeldForSale	10040000	USD
CY2012	us-gaap	Increase Decrease In Loans Held For Sale IncreaseDecreaseInLoansHeldForSale	11994000	USD
CY2012	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	750000	USD
CY2012	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	491000	USD
CY2012	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	530000	USD
CY2012	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	461000	USD
CY2012	htbk	Amortization Of Restricted Stock Award Cash Flow Impact AmortizationOfRestrictedStockAwardCashFlowImpact	148000	USD
CY2012	htbk	Increase Decrease In Accrued Interest Receivable And Other Assets Net IncreaseDecreaseInAccruedInterestReceivableAndOtherAssetsNet	-4717000	USD
CY2012	htbk	Increase Decrease In Accrued Interest Payable And Other Liabilities IncreaseDecreaseInAccruedInterestPayableAndOtherLiabilities	659000	USD
CY2012	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	154414000	USD
CY2012	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	108026000	USD
CY2012	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	220000	USD
CY2012	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	54042000	USD
CY2012	htbk	Payments For Proceeds From Federal Home Loan Bank Stock And Other Investments PaymentsForProceedsFromFederalHomeLoanBankStockAndOtherInvestments	803000	USD
CY2012	us-gaap	Payments For Proceeds From Life Insurance Policies PaymentsForProceedsFromLifeInsurancePolicies	250000	USD
CY2012	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	239000	USD
CY2012	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	2148000	USD
CY2012	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	429940000	USD
CY2012	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	373000	USD
CY2012	us-gaap	Interest Paid InterestPaid	4694000	USD
CY2012	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	2056000	USD
CY2012	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	40000000	USD
CY2012	us-gaap	Restricted Stock Award Forfeitures RestrictedStockAwardForfeitures	-148000	USD
CY2012	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	373000	USD
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.003	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.000	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.001	pure
CY2012	htbk	Number Of Former Directors For Whom Life Insurance Policies Purchased NumberOfFormerDirectorsForWhomLifeInsurancePoliciesPurchased	2	item
CY2012Q1	htbk	Non Cash Reduction In Net Income Due To Accelerated Repurchase Of Preferred Stock NonCashReductionInNetIncomeDueToAcceleratedRepurchaseOfPreferredStock	765000	USD
CY2012Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	51472000	USD
CY2012	us-gaap	Gain Loss On Repurchase Of Debt Instrument GainLossOnRepurchaseOfDebtInstrument	-601000	USD
CY2012	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	33317000	USD
CY2012	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	1553000	USD
CY2012	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	39000	USD
CY2012	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	14423000	USD
CY2012	us-gaap	Payments For Repurchase Of Redeemable Preferred Stock PaymentsForRepurchaseOfRedeemablePreferredStock	40000000	USD
CY2012	htbk	Transfer Securities From Available For Sale To Held To Maturity TransferSecuritiesFromAvailableForSaleToHeldToMaturity	15498000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	37774000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	37774000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	590000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses	590000	USD
CY2012Q4	htbk	Accumulated Other Comprehensive Income Loss Available For Sale Securities That Were Reclassificed To Held To Maturity Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesThatWereReclassificedToHeldToMaturitySecuritiesAdjustmentNetOfTax	497000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	21870000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	19264000	USD
CY2012Q4	us-gaap	Class Of Warrant Or Right Exercise Price Of Warrants Or Rights ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights	12.96
CY2011Q4	htbk	Time Deposits And Money Market Deposits Cdars TimeDepositsAndMoneyMarketDepositsCdars	6371000	USD
CY2012Q4	htbk	Time Deposits And Money Market Deposits Cdars TimeDepositsAndMoneyMarketDepositsCdars	10220000	USD
CY2010	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	17079000	USD
CY2011	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	235000	USD
CY2010	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	2367000	USD
CY2012	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	87000	USD
CY2012Q4	htbk	Money Market Deposits Cdars MoneyMarketDepositsCdars	5022000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	19264000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	21870000	USD
CY2012Q4	htbk	Time Deposits Cdars TimeDepositsCdars	5198000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	51472000	USD
CY2011Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	380455000	USD
CY2012Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	367912000	USD
CY2012	htbk	Other Comprehensive Income Unrealized Holding Gain Loss On Securities And Interest Only Strips Tax Portion Attributable To Parent OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesAndInterestOnlyStripsTaxPortionAttributableToParent	1869000	USD
CY2011	htbk	Other Comprehensive Income Unrealized Holding Gain Loss On Securities And Interest Only Strips Tax Portion Attributable To Parent OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesAndInterestOnlyStripsTaxPortionAttributableToParent	5061000	USD
CY2010	htbk	Other Comprehensive Income Unrealized Holding Gain Loss On Securities And Interest Only Strips Tax Portion Attributable To Parent OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesAndInterestOnlyStripsTaxPortionAttributableToParent	-872000	USD
CY2012	htbk	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities And Interest Only Strips Tax Portion Attributable To Parent OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesAndInterestOnlyStripsTaxPortionAttributableToParent	360000	USD
CY2011Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	84726000	USD
CY2012Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	97807000	USD
CY2010	htbk	Other Comprehensive Income Available For Sale Securities And Interest Only Strips Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableForSaleSecuritiesAndInterestOnlyStripsAdjustmentNetOfTaxPortionAttributableToParent	-2340000	USD
CY2011	htbk	Other Comprehensive Income Available For Sale Securities And Interest Only Strips Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableForSaleSecuritiesAndInterestOnlyStripsAdjustmentNetOfTaxPortionAttributableToParent	6723000	USD
CY2012	htbk	Other Comprehensive Income Available For Sale Securities And Interest Only Strips Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableForSaleSecuritiesAndInterestOnlyStripsAdjustmentNetOfTaxPortionAttributableToParent	2174000	USD
CY2011	htbk	Other Comprehensive Income Available For Sale Securities And Interest Only Strips Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableForSaleSecuritiesAndInterestOnlyStripsTaxPortionAttributableToParent	-193000	USD
CY2010	htbk	Other Comprehensive Income Available For Sale Securities And Interest Only Strips Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableForSaleSecuritiesAndInterestOnlyStripsTaxPortionAttributableToParent	-821000	USD
CY2012	htbk	Other Comprehensive Income Available For Sale Securities And Interest Only Strips Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableForSaleSecuritiesAndInterestOnlyStripsTaxPortionAttributableToParent	-655000	USD
CY2011Q4	htbk	Time Deposits Cdars TimeDepositsCdars	6371000	USD
CY2012	us-gaap	Other Comprehensive Income Reclassification Adjustment For Held To Maturity Transferred To Available For Sale Securities Before Tax OtherComprehensiveIncomeReclassificationAdjustmentForHeldToMaturityTransferredToAvailableForSaleSecuritiesBeforeTax	857000	USD
CY2012	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	39000	USD
CY2010	htbk	Stock Issued During Period Value Stock Options Exercised Net Of Forfeitures And Tax Benefit Expense StockIssuedDuringPeriodValueStockOptionsExercisedNetOfForfeituresAndTaxBenefitExpense	41000	USD
CY2011	htbk	Stock Issued During Period Value Stock Options Exercised Net Of Forfeitures And Tax Benefit Expense StockIssuedDuringPeriodValueStockOptionsExercisedNetOfForfeituresAndTaxBenefitExpense	566000	USD
CY2012	htbk	Stock Issued During Period Value Stock Options Exercised Net Of Forfeitures And Tax Benefit Expense StockIssuedDuringPeriodValueStockOptionsExercisedNetOfForfeituresAndTaxBenefitExpense	461000	USD
CY2010Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	2027000	USD
CY2012Q4	htbk	Availableforsale Securities And Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions AvailableforsaleSecuritiesAndHeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	70	item
CY2011Q4	htbk	Availableforsale Securities And Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions AvailableforsaleSecuritiesAndHeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	5	item
CY2012Q4	htbk	Available For Sale Securities And Held To Maturity Securities Qualitative Disclosure Number Of Positions AvailableForSaleSecuritiesAndHeldToMaturitySecuritiesQualitativeDisclosureNumberOfPositions	269	item
CY2011Q4	htbk	Available For Sale Securities And Held To Maturity Securities Qualitative Disclosure Number Of Positions AvailableForSaleSecuritiesAndHeldToMaturitySecuritiesQualitativeDisclosureNumberOfPositions	165	item

Files In Submission

Name	View Source	Status
0001047469-13-002422-index-headers.html	Edgar Link	pending
0001047469-13-002422-index.html	Edgar Link	pending
0001047469-13-002422.txt	Edgar Link	pending
0001047469-13-002422-xbrl.zip	Edgar Link	pending
a2213248z10-k.htm	Edgar Link	pending
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g394439.jpg	Edgar Link	pending
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$HTBK
Heritage Commerce Corp Stock $htbk

2011 Q4 Form 10-K Financial Statement

#000104746913002422 Filed on March 08, 2013

Income Statement

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Facts In Submission

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$HTBK Heritage Commerce Corp Stock $htbk

2011 Q4 Form 10-K Financial Statement

#000104746913002422 Filed on March 08, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HTBK
Heritage Commerce Corp Stock $htbk