2.2.0.25falsefalse105 - Statement - INTERIM CONSOLIDATED STATEMENTS OF INCOMEtruefalseIn Thousands, except Per Share datafalse1falsefalseUSDfalsefalse1/1/2011 - 3/31/2011 USD ($) USD ($) / shares $eol_PE9839----1110-Q0003_STD_90_20110331_0http://www.sec.gov/CIK0000719739duration2011-01-01T00:00:002011-03-31T00:00:00iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0USDUSD$2falsefalseUSDfalsefalse1/1/2010 - 3/31/2010 USD ($) USD ($) / shares $eol_PE9839----1110-Q0003_STD_90_20100331_0http://www.sec.gov/CIK0000719739duration2010-01-01T00:00:002010-03-31T00:00:00iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0USDUSD$5true0us-gaap_InterestAndDividendIncomeOperatingAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseInterest income:6false0us-gaap_InterestAndFeeIncomeLoansAndLeasesus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse8977600089776falsetruefalsefalsefalse2truefalsefalse7394200073942falsetruefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 1 -Article 9 falsefalseLoans7true0us-gaap_InterestAndDividendIncomeSecuritiesByTaxableStatusAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseAvailable-for-sale securities:8false0us-gaap_InterestIncomeSecuritiesTaxableus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse4138200041382falsefalsefalsefalsefalse2truefalsefalse3226700032267falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryInterest income derived from investment securities which are subject to federal income taxes.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 2 -Article 9 falsefalseTaxable9false0us-gaap_InterestIncomeSecuritiesTaxExemptus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse941000941falsefalsefalsefalsefalse2truefalsefalse970000970falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryInterest income derived from securities which are exempt from federal income taxes.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 2 -Article 9 falsefalseNon-taxable10false0sivb_InterestIncomeFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResellAndOtherShortTermInvestmentssivbfalsecreditdurationThe aggregate interest income earned from (1) the lending of excess federal funds to another commercial bank requiring such...falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1truefalsefalse20020002002falsefalsefalsefalsefalse2truefalsefalse28400002840falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate interest income earned from (1) the lending of excess federal funds to another commercial bank requiring such for its legal reserve requirements and (2) securities purchased under agreements to resell. Also includes interest income derived from funds deposited with both domestic and foreign financial institutions including funds in money market and other accounts.No authoritative reference available.falsefalseFederal funds sold, securities purchased under agreements to resell and other short-term investment securities11false0us-gaap_InterestAndDividendIncomeOperatingus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse134101000134101falsefalsefalsefalsefalse2truefalsefalse110019000110019falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryRepresents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-BRD -Chapter 4 -Paragraph 9, 51, 54 -IssueDate 2006-05-01 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 1, 2 , 3, 4, 5 -Article 9 truefalseTotal interest income12true0us-gaap_InterestExpenseAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseInterest expense:13false0us-gaap_InterestExpenseDepositsus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse31050003105falsefalsefalsefalsefalse2truefalsefalse36650003665falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAggregate amount of interest expense on all deposits.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 6 -Subsection II Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 6 -Article 9 falsefalseDeposits14false0us-gaap_InterestExpenseBorrowingsus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse1069700010697falsefalsefalsefalsefalse2truefalsefalse55140005514falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAggregate amount of interest expense on all borrowings.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 8 -Subsection I falsefalseBorrowings15false0us-gaap_InterestExpenseus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse1380200013802falsefalsefalsefalsefalse2truefalsefalse91790009179falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe cost of borrowed funds accounted for as interest that was charged against earnings during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 34 -Paragraph 21 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 9 -Subsection II Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 9 -Article 9 truefalseTotal interest expense16false0us-gaap_InterestIncomeExpenseNetus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse120299000120299falsefalsefalsefalsefalse2truefalsefalse100840000100840falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAmount of net interest income or expense derived from banking operations.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 10 -Article 9 truefalseNet interest income17false0us-gaap_AllowanceForLoanAndLeaseLossesProvisionForLossNetus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1truefalsefalse-3047000-3047falsefalsefalsefalsefalse2truefalsefalse1074500010745falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryReflects the amount charged against earnings during the period as bad debt expense, net of recoveries of previously expensed credit losses.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 114 -Paragraph 20 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Subparagraph d -Article 9 falsefalse(Reduction of) provision for loan losses18false0us-gaap_InterestIncomeExpenseAfterProvisionForLoanLossus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse123346000123346falsefalsefalsefalsefalse2truefalsefalse9009500090095falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryNet interest and dividend income or expense, including any amortization and accretion (as applicable) of discounts and premiums, including consideration of the provisions for loan, lease, credit, and other related losses, if any.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 12 -Article 9 truefalseNet interest income after provision for loan losses19true0us-gaap_NoninterestIncomeAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseNoninterest income:20false0sivb_GainLossOnInvestmentSecuritiesNetPretaxsivbfalsecreditdurationAggregate net gain (loss) on all investment securities recognized in earnings during the period, before tax effects.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse5133700051337falsefalsefalsefalsefalse2truefalsefalse1600400016004falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAggregate net gain (loss) on all investment securities recognized in earnings during the period, before tax effects.No authoritative reference available.falsefalseGains on investment securities, net21false0sivb_ForeignExchangeFeessivbfalsecreditdurationForeign exchange fees earned from the income differential between purchases and sales of foreign currency on behalf of...falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse1049700010497falsefalsefalsefalsefalse2truefalsefalse88610008861falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryForeign exchange fees earned from the income differential between purchases and sales of foreign currency on behalf of clients.No authoritative reference available.falsefalseForeign exchange fees22false0us-gaap_FeesAndCommissionsDepositorAccountsus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse71170007117falsefalsefalsefalsefalse2truefalsefalse72250007225falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryIncludes amounts charged depositors for: (1) maintenance of their accounts (maintenance charges); (2) failure to maintain specified minimum balances on account; (3) exceeding the number of checks or transactions allowed to be processed in a given period; (4) checks drawn on no minimum balance deposit accounts; (5) withdrawals from nontransaction deposit accounts; (6) closing savings accounts before a specified minimum period of time has elapsed; (7) accounts which have remained inactive for extended periods of time or which have become dormant; (8) use of automated teller machines or remote service units; (9) checks drawn against insufficient funds that the bank assesses regardless of whether it decides to pay, return or hold the check; (10) issuing stop payment orders; (11) certifying checks; and (12) accumulating or disbursing funds deposited in IRAs or Keogh Plan accounts when not handled by the bank's trust department. This item does not include penalties assessed on the early withdrawal of time deposits.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 13 -Article 9 falsefalseDeposit service charges23false0us-gaap_FeesAndCommissionsCreditCardsus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse38170003817falsefalsefalsefalsefalse2truefalsefalse26870002687falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryIncome earned from credit card services including late, over limit, and annual fees. This item excludes interest income earned on credit card balances and transactions.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 13 -Article 9 falsefalseCredit card fees24false0us-gaap_AssetManagementFeesus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse36610003661falsefalsefalsefalsefalse2truefalsefalse39400003940falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryRevenue recognized in the period for (1) performance (incentive) fees based on the investment results achieved for management of certain institutional accounts and hedge funds, (2) schedule-based fees earned for management of mutual funds and closed-end funds, based either on average daily net assets or on a combination of the average daily net assets and gross income, and (3) other investment management and advisory fees.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-BRD -Chapter 4 -Paragraph 9, 51, 59 -IssueDate 2006-05-01 falsefalseClient investment fees25false0sivb_LettersOfCrediTandStandbyLettersOfCreditIncomesivbfalsecreditdurationIncome earned from issuance of (1) financial standby letters of credit; (2) performance standby letters of credit; or (3)...falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse27100002710falsefalsefalsefalsefalse2truefalsefalse25110002511falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryIncome earned from issuance of (1) financial standby letters of credit; (2) performance standby letters of credit; or (3) commercial letters of credit.No authoritative reference available.falsefalseLetters of credit and standby letters of credit income26false0us-gaap_GainLossOnDerivativeInstrumentsNetPretaxus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse551000551falsefalsefalsefalsefalse2truefalsefalse19820001982falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.No authoritative reference available.falsefalseGains on derivative instruments, net27false0us-gaap_NoninterestIncomeOtherOperatingIncomeus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1truefalsefalse1026400010264falsefalsefalsefalsefalse2truefalsefalse60630006063falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryRepresents other forms of revenue earned, excluding interest, which is not otherwise specified in the taxonomy.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 13 -Article 9 falsefalseOther28false0us-gaap_NoninterestIncomeus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse8995400089954falsefalsefalsefalsefalse2truefalsefalse4927300049273falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 13 -Subsection II Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 13 -Article 9 truefalseTotal noninterest income29true0us-gaap_NoninterestExpenseAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseNoninterest expense:30false0us-gaap_LaborAndRelatedExpenseus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse7563200075632falsefalsefalsefalsefalse2truefalsefalse5983000059830falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate amount of expenditures for salaries, wages, profit sharing and incentive compensation, and other employee benefits, including share-based compensation, and pension and other postretirement benefit expense.No authoritative reference available.falsefalseCompensation and benefits31false0us-gaap_ProfessionalFeesus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse1298700012987falsefalsefalsefalsefalse2truefalsefalse1209800012098falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryA fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.No authoritative reference available.falsefalseProfessional services32false0us-gaap_EquipmentExpenseus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse59120005912falsefalsefalsefalsefalse2truefalsefalse57840005784falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThis element represents equipment expense including depreciation, repairs, rentals, and service contract costs. This item also includes equipment purchases which do not qualify for capitalization in accordance with the entity's accounting policy. This item may also include furniture expenses.No authoritative reference available.falsefalsePremises and equipment33false0sivb_BusinessDevelopmentAndTravelsivbfalsedebitdurationBusiness development and travel includes costs associate with: (1) the development of products and services, their delivery,...falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse56530005653falsefalsefalsefalsefalse2truefalsefalse42860004286falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryBusiness development and travel includes costs associate with: (1) the development of products and services, their delivery, design and their implementation. Business development includes a number of techniques designed to grow an economic enterprise. Such techniques include, but are not limited to, assessments of marketing opportunities and target markets, intelligence gathering on customers and competitors, generating leads for possible sales, follow-up sales activity, formal proposal writing and business model design. Business development involves evaluating a business and then realizing its full potential, using such tools as marketing, sales, information management and customer service; and (2) employee travel and training costs associated with business development activities.No authoritative reference available.falsefalseBusiness development and travel34false0us-gaap_OccupancyNetus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse46500004650falsefalsefalsefalsefalse2truefalsefalse46880004688falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAmount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-BRD -Chapter 4 -Paragraph 62 -IssueDate 2006-05-01 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 13 -Paragraph 16 -Subparagraph b Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 13 -Paragraph 16 -Subparagraph d Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 13 -Paragraph 15 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 13 -Paragraph 16 -Subparagraph c falsefalseNet occupancy35false0us-gaap_FederalDepositInsuranceCorporationPremiumExpenseus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse34750003475falsefalsefalsefalsefalse2truefalsefalse50490005049falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe premium paid to the Federal Deposit Insurance Corporation for deposit insurance which is included in noninterest expense.No authoritative reference available.falsefalseFDIC assessments36false0sivb_CorrespondentBankFeessivbfalsedebitdurationFees incurred during the period for account maintenance and various other services provided by other banks.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse21630002163falsefalsefalsefalsefalse2truefalsefalse19480001948falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryFees incurred during the period for account maintenance and various other services provided by other banks.No authoritative reference available.falsefalseCorrespondent bank fees37false0sivb_ProvisionForUnfundedCreditCommitmentssivbfalsecreditdurationRepresents the increase or decrease to the liability for probable and estimable losses associated with our reserve for...falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1truefalsefalse-900000-900falsefalsefalsefalsefalse2truefalsefalse-1507000-1507falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryRepresents the increase or decrease to the liability for probable and estimable losses associated with our reserve for unfunded credit commitments.No authoritative reference available.falsefalseReduction of provision for unfunded credit commitments38false0us-gaap_OtherNoninterestExpenseus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1truefalsefalse78630007863falsefalsefalsefalsefalse2truefalsefalse64000006400falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryOther noninterest expenses that are not separately presented in any other noninterest expense category.No authoritative reference available.falsefalseOther39false0us-gaap_NoninterestExpenseus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse117435000117435falsefalsefalsefalsefalse2truefalsefalse9857600098576falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryTotal aggregate amount of all noninterest expense.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Chapter V -Section 563c.102 -Paragraph 14 -Subsection II Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 14 -Article 9 truefalseTotal noninterest expense40false0us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse9586500095865falsefalsefalsefalsefalse2truefalsefalse4079200040792falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetarySum of operating profit and nonoperating income (expense) before income (loss) from equity method investments, income taxes, extraordinary items, cumulative effects of changes in accounting principles, and noncontrolling interest.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Subparagraph 1(i) -Article 4 truefalseIncome before income tax expense41false0us-gaap_IncomeTaxExpenseBenefitus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse2277000022770falsefalsefalsefalsefalse2truefalsefalse1158200011582falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe sum of the current income tax expense (benefit) and the deferred income tax expense (benefit) pertaining to continuing operations.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Article 4 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 45 -Subparagraph a, b falsefalseIncome tax expense42false0us-gaap_ProfitLossus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse7309500073095falsefalsefalsefalsefalse2truefalsefalse2921000029210falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A1, A4, A5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 5 -Subparagraph b Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 29 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph a Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(1) truefalseNet income before noncontrolling interests43false0us-gaap_NetIncomeLossAttributableToNoncontrollingInterestus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsetruenegated1truefalsefalse-40088000-40088falsefalsefalsefalsefalse2truefalsefalse-10653000-10653falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe portion of net income (loss) attributable to the noncontrolling interest (if any) deducted in order to derive the portion attributable to the parent.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph a Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph 38 -Subparagraph c(1) Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A1, A4, A5 falsefalseNet income attributable to noncontrolling interests44false0us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse3300700033007falsetruefalsefalsefalse2truefalsefalse1855700018557falsetruefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryNet income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 9 truefalseNet income available to common stockholders45false0us-gaap_EarningsPerShareBasicus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse0.780.78falsetruefalsefalsefalse2truefalsefalse0.450.45falsetruefalsefalsefalseEPSus-types:perShareItemTypedecimalThe amount of net income or loss for the period per each share of common stock outstanding during the reporting period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 21 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 36, 37, 38 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 20 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 18 -Article 7 falsetrueEarnings per common share-basic46false0us-gaap_EarningsPerShareDilutedus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse0.760.76falsetruefalsefalsefalse2truefalsefalse0.440.44falsetruefalsefalsefalseEPSus-types:perShareItemTypedecimalThe amount of net income or loss for the period per each share of common stock and dilutive common stock equivalents outstanding during the reporting period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 11, 12, 36 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 20 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 18 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 21 -Article 9 falsetrueEarnings per common share-diluted242INTERIM CONSOLIDATED STATEMENTS OF INCOME (USD $)ThousandsUnKnownNoRoundingUnKnownfalsetrue