2.4.0.8060603 - Disclosure - Loans (Details 3)truefalseIn Thousands, unless otherwise specifiedfalse1false USDfalsefalse$BalanceAsOf_30Jun2013http://www.sec.gov/CIK0000702513instant2013-06-30T00:00:000001-01-01T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$BalanceAsOf_31Dec2012http://www.sec.gov/CIK0000702513instant2012-12-31T00:00:000001-01-01T00:00:00USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$3false USDtruefalse$BalanceAsOf_30Jun2013_Commercial_Loan_Memberhttp://www.sec.gov/CIK0000702513instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseCommercial [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CommercialLoanMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$4false USDtruefalse$BalanceAsOf_31Dec2012_Commercial_Loan_Memberhttp://www.sec.gov/CIK0000702513instant2012-12-31T00:00:000001-01-01T00:00:00falsefalseCommercial [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CommercialLoanMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$5false USDtruefalse$BalanceAsOf_30Jun2013_Commercial_Real_Estate_Other_Receivable_Memberhttp://www.sec.gov/CIK0000702513instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseCommercial real estate: Other [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CommercialRealEstateOtherReceivableMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$6false USDtruefalse$BalanceAsOf_31Dec2012_Commercial_Real_Estate_Other_Receivable_Memberhttp://www.sec.gov/CIK0000702513instant2012-12-31T00:00:000001-01-01T00:00:00falsefalseCommercial real estate: Other [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CommercialRealEstateOtherReceivableMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$7false USDtruefalse$BalanceAsOf_30Jun2013_Residential_One_To_Four_Family_Memberhttp://www.sec.gov/CIK0000702513instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseResidential: 1-4 family [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldiboch_ResidentialOneToFourFamilyMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$8false USDtruefalse$BalanceAsOf_31Dec2012_Residential_One_To_Four_Family_Memberhttp://www.sec.gov/CIK0000702513instant2012-12-31T00:00:000001-01-01T00:00:00falsefalseResidential: 1-4 family [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldiboch_ResidentialOneToFourFamilyMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$9false USDtruefalse$BalanceAsOf_30Jun2013_Commercial_Real_Estate_And_Home_Equities_Memberhttp://www.sec.gov/CIK0000702513instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseResidential: Home equities [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldiboch_CommercialRealEstateAndHomeEquitiesMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$10false USDtruefalse$BalanceAsOf_31Dec2011_Commercial_Real_Estate_And_Home_Equities_Memberhttp://www.sec.gov/CIK0000702513instant2011-12-31T00:00:000001-01-01T00:00:00falsefalseResidential: Home equities [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldiboch_CommercialRealEstateAndHomeEquitiesMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberUSDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 4boch_NonaccrualLoansSegregatedByLoanClassAbstractboch_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Nonaccrual loans, segregated by loan class2false 5us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatusus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse3602200036022USD$falsetruefalse2truefalsefalse3857300038573USD$falsetruefalse3truefalsefalse78980007898USD$falsetruefalse4truefalsefalse29350002935USD$falsetruefalse5truefalsefalse1661400016614USD$falsetruefalse6truefalsefalse2400800024008USD$falsetruefalse7truefalsefalse1116500011165USD$falsetruefalse8truefalsefalse1163000011630USD$falsetruefalse9truefalsefalse345000345USD$falsetruefalse10truefalsefalse00USD$falsetruefalsexbrli:monetaryItemTypemonetaryRecorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5111-111524 false2Total nonaccrual loansfalseLoans (Details 3) (USD $)ThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://bankofcommerceholdings.com/role/LoansDetails3102