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v2.4.1.9

Liquidity (Details) (USD $) | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2015 | Mar. 31, 2014 | Mar. 31, 2015 | Mar. 31, 2014 | Sep. 30, 2014 | Sep. 30, 2013
Cash and Cash Equivalents [Abstract] |  |  |  |  |  |
Cash and cash equivalents | $ 4,222,000 us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 3,147,000 us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 4,222,000 us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 3,147,000 us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 3,908,000 us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 3,408,000 us-gaap_CashAndCashEquivalentsAtCarryingValue
Net working capital | 900,000 dlhc_WorkingCapitalNet |  | 900,000 dlhc_WorkingCapitalNet |  |  |
Accumulated deficit | (62,192,000)us-gaap_RetainedEarningsAccumulatedDeficit |  | (62,192,000)us-gaap_RetainedEarningsAccumulatedDeficit |  | (62,244,000)us-gaap_RetainedEarningsAccumulatedDeficit |
Operating income | 515,000 us-gaap_OperatingIncomeLoss | 225,000 us-gaap_OperatingIncomeLoss | 774,000 us-gaap_OperatingIncomeLoss | 291,000 us-gaap_OperatingIncomeLoss |  |
Net income | (82,000)us-gaap_ProfitLoss | 197,000 us-gaap_ProfitLoss | 52,000 us-gaap_ProfitLoss | 330,000 us-gaap_ProfitLoss |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Amount of unused availability under the line | 2,600,000 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity |  | 2,600,000 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity |  |  |
Line of Credit [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Maximum availability | 6,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember |  | 6,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember |  |  |
Amount of unused availability under the line | 1,200,000 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember |  | 1,200,000 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember |  |  |
Accounts receivables |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Maximum availability | 3,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = dlhc_AccountsReceivableFacilityMember |  | 3,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = dlhc_AccountsReceivableFacilityMember |  |  |
Interest rate (percent) |  |  |  |  | 4.00%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_CreditFacilityAxis = dlhc_AccountsReceivableFacilityMember |
Unbilled receivables |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Interest rate (percent) |  |  |  |  | 4.00%us-gaap_DebtInstrumentInterestRateEffectivePercentage / us-gaap_CreditFacilityAxis = dlhc_UnbilledReceivableFacilityMember |
Letter of Credit [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Amount of unused availability under the line | $ 1,400,000 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_LetterOfCreditMember |  | $ 1,400,000 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_LetterOfCreditMember |  |  |

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 1 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3044-108585 + Details
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