2.4.0.8027 - Disclosure - Note 9 - Loans (Details)truefalsefalse1false USDfalsefalse$c2_From1Apr2013To30Jun2013http://www.sec.gov/CIK0001382413duration2013-04-01T00:00:002013-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170pureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$2false USDfalsefalse$c69_From1Apr2012To31Mar2013http://www.sec.gov/CIK0001382413duration2012-04-01T00:00:002013-03-31T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170pureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$3false USDfalsefalse$c82_From1Apr2012To30Jun2013http://www.sec.gov/CIK0001382413duration2012-04-01T00:00:002013-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170pureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$1true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]2false 4dlno_MaximumLoanToOneBorrowerLimitationPercentageOfCapitalFundsdlno_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.150.15falsefalsefalse2falsefalsefalse00falsefalsefalse3truetruefalse0.150.15falsefalsefalsenum:percentItemTypepureMaximum loan to one borrower limitation, percentage of capital funds.No definition available.false0Maximum Loan to One Borrower Limitation, Percentage of Capital Funds3false 4dlno_MaximumLoanToOneBorrowerLimitationdlno_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse17000001700000USD$falsetruefalse2falsefalsefalse00falsefalsefalse3truefalsefalse17000001700000USD$falsetruefalsexbrli:monetaryItemTypemonetaryMaximum loan to one borrower limitation.No definition available.false2Maximum Loan to One Borrower Limitation4false 4dlno_AdditionalLoanToOneBorrowerLimitationIfCollateralizedPercentageOfAdjustedCapitalFundsdlno_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.100.10falsefalsefalse2falsefalsefalse00falsefalsefalse3truetruefalse0.100.10falsefalsefalsenum:percentItemTypepureAdditional loan to one borrower limitation if collateralized, percentage of adjusted capital funds.No definition available.false0Additional Loan to One Borrower Limitation if Collateralized, Percentage of Adjusted Capital Funds5false 4dlno_AdditionalLoanToOneBorrowerLimitationIfCollateralizeddlno_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse11000001100000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse11000001100000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAdditional loan to one borrower limitation, if collateralized.No definition available.false2Additional Loan to One Borrower Limitation if Collateralized6false 4us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatusus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse23160002316000USD$falsefalsefalse2truefalsefalse28160002816000USD$falsefalsefalse3truefalsefalse23160002316000USD$falsefalsefalsexbrli: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=28368275&loc=d3e5111-111524 false2Financing Receivable, Recorded Investment, Nonaccrual Status7false 4dlno_NonaccrualLoansReceivableNumberOfPositionsdlno_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse2525falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse2525falsefalsefalsexbrli:integerItemTypeintegerNon-accrual loans receivable, number of positions.No definition available.false0Non-accrual Loans Receivable, Number of Positions8false 4us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse60870006087000USD$falsefalsefalse2truefalsefalse72450007245000USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAverage amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5212-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5258-111524 false2Impaired Financing Receivable, Average Recorded Investment9false 4us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethodus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse4200042000USD$falsefalsefalse2truefalsefalse168000168000USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5212-111524 false2Impaired Financing Receivable, Interest Income, Cash Basis Method10false 4us-gaap_FinancingReceivableRecordedInvestmentCurrentus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse8005100080051000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse8005100080051000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables that are current.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953401-111524 false2Financing Receivable, Recorded Investment, Current11false 4us-gaap_LoansAndLeasesReceivableImpairedNonperformingAccrualOfInterestus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse245000245000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse245000245000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryReflects the carrying amount of loans deemed to be questionable as to collection on which interest is continuing to be earned or accrued.No definition available.false2Loans and Leases Receivable, Nonperforming, Accrual of Interest12false 4us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffsus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse4900049000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of direct write-downs of financing receivables charged against the allowance.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 false2Financing Receivable, Allowance for Credit Losses, Write-downs13false 4dlno_AllowanceForLoanLossToLoansOutstandingRatiodlno_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.01170.0117falsefalsefalse2falsefalsefalse00falsefalsefalse3truetruefalse0.01170.0117falsefalsefalsenum:percentItemTypepureAllowance for loan loss to loans outstanding ratio.No definition available.false0Allowance for Loan Loss to Loans Outstanding Ratio14false 4dlno_IncreaseDecreaseInNonperformingAssetsdlno_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse-863000-863000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryIncrease (decrease) in non-performing assets.No definition available.false2Increase (Decrease) in Non-performing Assets15false 4dlno_NonperformingAssetsAsPercentageOfTotalAssetsdlno_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.06110.0611falsefalsefalse2truetruefalse0.06810.0681falsefalsefalse3truetruefalse0.06110.0611falsefalsefalsenum:percentItemTypepureNon-performing assets as a percentage of total assets.No definition available.false016false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4false USDtruefalse$c67_AsOf30Jun2013_IncludingTroubledDebtRestructuringsMemberhttp://www.sec.gov/CIK0001382413instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseIncluding Troubled Debt Restructurings [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldidlno_IncludingTroubledDebtRestructuringsMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Including Troubled Debt Restructurings [Member]17true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]18false 4us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatusus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse39000003900000USD$falsefalsefalse2truefalsefalse44000004400000USD$falsefalsefalse3truefalsefalse39000003900000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryRecorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5111-111524 false2Financing Receivable, Recorded Investment, Nonaccrual Status19false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse6false USDtruefalse$c72_AsOf30Jun2013_ResidentialMortgagesMember_DowngradedLoansMemberhttp://www.sec.gov/CIK0001382413instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseResidential Mortgages [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldidlno_ResidentialMortgagesMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberfalsefalseDowngraded Loans [Member]us-gaap_StatementScenarioAxisxbrldihttp://xbrl.org/2006/xbrldidlno_DowngradedLoansMemberus-gaap_StatementScenarioAxisexplicitMemberpureStandardhttp://www.xbrl.org/2003/instancepurexbrli0usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Residential Mortgages [Member] | Downgraded Loans [Member]20true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]21false 4dlno_NonaccrualLoansReceivableNumberOfPositionsdlno_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse11falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse11falsefalsefalsexbrli:integerItemTypeintegerNon-accrual loans receivable, number of positions.No definition available.false0Non-accrual Loans Receivable, Number of Positions22false 4us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterestus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse7700077000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse7700077000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryReflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5111-111524 false2Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest23false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse7false USDtruefalse$c74_AsOf30Jun2013_RemovedfromNonAccrualMember_ResidentialMortgagesMemberhttp://www.sec.gov/CIK0001382413instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseResidential Mortgages [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldidlno_ResidentialMortgagesMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberfalsefalseRemoved from Non-Accrual [Member]us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisxbrldihttp://xbrl.org/2006/xbrldidlno_RemovedfromNonAccrualMemberus-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Residential Mortgages [Member] | Removed from Non-Accrual [Member]24true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]25false 4us-gaap_FinancingReceivableRecordedInvestmentCurrentus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse140000140000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse140000140000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables that are current.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953401-111524 false2Financing Receivable, Recorded Investment, Current26false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse8false USDtruefalse$c75_AsOf30Jun2013_ResidentialMortgagesMemberhttp://www.sec.gov/CIK0001382413instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseResidential Mortgages [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldidlno_ResidentialMortgagesMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberpureStandardhttp://www.xbrl.org/2003/instancepurexbrli0usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Residential Mortgages [Member]27true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]28false 4dlno_NonaccrualLoansReceivableNumberOfPositionsdlno_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse11falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse11falsefalsefalsexbrli:integerItemTypeintegerNon-accrual loans receivable, number of positions.No definition available.false0Non-accrual Loans Receivable, Number of Positions29false 4us-gaap_FinancingReceivableRecordedInvestmentCurrentus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse145000145000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse145000145000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables that are current.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953401-111524 false2Financing Receivable, Recorded Investment, Current30false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse9false USDtruefalse$c73_AsOf30Jun2013_HomeEquityLoansMember_DowngradedLoansMemberhttp://www.sec.gov/CIK0001382413instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseHome Equity Loans [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldidlno_HomeEquityLoansMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberfalsefalseDowngraded Loans [Member]us-gaap_StatementScenarioAxisxbrldihttp://xbrl.org/2006/xbrldidlno_DowngradedLoansMemberus-gaap_StatementScenarioAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Home Equity Loans [Member] | Downgraded Loans [Member]31true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]32false 4us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterestus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse80008000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse80008000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryReflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5111-111524 false2Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest33false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse10false USDtruefalse$c76_AsOf30Jun2013_HomeEquityLoansMemberhttp://www.sec.gov/CIK0001382413instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseHome Equity Loans [Member]us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisxbrldihttp://xbrl.org/2006/xbrldidlno_HomeEquityLoansMemberus-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Home Equity Loans [Member]34true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]35false 4us-gaap_FinancingReceivableRecordedInvestmentCurrentus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse463463USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse463463USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables that are current.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953401-111524 false2Financing Receivable, Recorded Investment, Current36false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse11false USDtruefalse$c71_AsOf30Jun2013_DowngradedLoansMemberhttp://www.sec.gov/CIK0001382413instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseDowngraded Loans [Member]us-gaap_StatementScenarioAxisxbrldihttp://xbrl.org/2006/xbrldidlno_DowngradedLoansMemberus-gaap_StatementScenarioAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Downgraded Loans [Member]37true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]38false 4us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterestus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse8500085000USD$falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse8500085000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryReflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5111-111524 false2Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest39false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse12false USDtruefalse$c77_From1Apr2013To30Jun2013_PartialChargOffsMemberhttp://www.sec.gov/CIK0001382413duration2013-04-01T00:00:002013-06-30T00:00:00falsefalsePartial Charg-offs [Member]us-gaap_StatementScenarioAxisxbrldihttp://xbrl.org/2006/xbrldidlno_PartialChargOffsMemberus-gaap_StatementScenarioAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Partial Charg-offs [Member]40true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]41false 4us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffsus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse1000010000USD$falsefalsefalse2truefalsefalse5600056000USD$falsefalsefalse3truefalsefalse741699741699USD$falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of direct write-downs of financing receivables charged against the allowance.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 false2Financing Receivable, Allowance for Credit Losses, Write-downs42false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse15false USDtruefalse$c78_From1Apr2013To30Jun2013_TotalChargeOffsMemberhttp://www.sec.gov/CIK0001382413duration2013-04-01T00:00:002013-06-30T00:00:00falsefalseTotal Charge-offs [Member]us-gaap_StatementScenarioAxisxbrldihttp://xbrl.org/2006/xbrldidlno_TotalChargeOffsMemberus-gaap_StatementScenarioAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Total Charge-offs [Member]43true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]44false 4us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffsus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse4900049000USD$falsefalsefalse2truefalsefalse6651066510USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of direct write-downs of financing receivables charged against the allowance.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 false2Financing Receivable, Allowance for Credit Losses, Write-downs45false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse17false USDtruefalse$c70_From1Apr2013To30Jun2013_NonaccrualStatusMemberhttp://www.sec.gov/CIK0001382413duration2013-04-01T00:00:002013-06-30T00:00:00falsefalseNonaccrual Status [Member]us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisxbrldihttp://xbrl.org/2006/xbrldidlno_NonaccrualStatusMemberus-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Nonaccrual Status [Member]46true 3dlno_Note9LoansDetailsLineItemsdlno_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 9 - Loans (Details) [Line Items]47false 4us-gaap_IncreaseDecreaseInFinanceReceivablesus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse-506000-506000USD$falsetruefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe increase (decrease) during the reporting period in outstanding loans including accrued interest.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 false2Increase (Decrease) in Finance ReceivablesfalseNote 9 - Loans (Details) (USD $)NoRoundingUnKnownUnKnownUnKnowntruefalsefalseSheethttp://delancofsb.com/role/Note9LoansDetails347