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Note 6 - Summarized Financial Information for Reportable Segments (Details) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2012
Advertising, net |  |  | $ 11,435,000 us-gaap_AdvertisingRevenue | $ 14,472,000 us-gaap_AdvertisingRevenue |  | $ 19,221,000 us-gaap_AdvertisingRevenue |
Circulation |  |  | 6,038,000 us-gaap_SubscriptionRevenue | 6,346,000 us-gaap_SubscriptionRevenue |  | 6,530,000 us-gaap_SubscriptionRevenue |
Advertising service fees and other |  |  | 2,800,000 us-gaap_OtherSalesRevenueNet | 3,012,000 us-gaap_OtherSalesRevenueNet |  | 3,205,000 us-gaap_OtherSalesRevenueNet |
Licensing and maintenance fees |  |  | 12,987,000 us-gaap_LicenseAndMaintenanceRevenue | 9,942,000 us-gaap_LicenseAndMaintenanceRevenue |  | 2,205,000 us-gaap_LicenseAndMaintenanceRevenue |
Consulting fees |  |  | 4,002,000 djco_ConsultingRevenue | 3,406,000 djco_ConsultingRevenue |  | 713,000 djco_ConsultingRevenue |
Other public service fees |  |  | 6,161,000 djco_OtherPublicServiceRevenue | 498,000 djco_OtherPublicServiceRevenue |  |  |
Income (loss) from operations | (140)us-gaap_IncomeLossFromContinuingOperations | 1,505 us-gaap_IncomeLossFromContinuingOperations | (2,190,000)us-gaap_IncomeLossFromContinuingOperations | 3,789,000 us-gaap_IncomeLossFromContinuingOperations |  | 8,682,000 us-gaap_IncomeLossFromContinuingOperations |
Pretax income (loss) | 705 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 483 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 141,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 4,569,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |  | 7,901,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |
Benefit from (provision for) income taxes | (475)us-gaap_IncomeTaxExpenseBenefit | (485)us-gaap_IncomeTaxExpenseBenefit | 490,000 us-gaap_IncomeTaxExpenseBenefit | (790,000)us-gaap_IncomeTaxExpenseBenefit |  | (2,360,000)us-gaap_IncomeTaxExpenseBenefit |
Net income | 1,180 us-gaap_NetIncomeLoss | 968 us-gaap_NetIncomeLoss | 631,000 us-gaap_NetIncomeLoss | 3,779,000 us-gaap_NetIncomeLoss |  | 5,541,000 us-gaap_NetIncomeLoss |
Total assets | 243,877,000 us-gaap_Assets | 203,063,000 us-gaap_Assets | 243,877,000 us-gaap_Assets | 203,063,000 us-gaap_Assets |  | 120,964,000 us-gaap_Assets |
Capital expenditures |  |  | 435,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | 280,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment |  | 372,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment |
Amortization of Intangible Assets |  |  | 4,866,000 us-gaap_AmortizationOfIntangibleAssets | 1,865,000 us-gaap_AmortizationOfIntangibleAssets |  | 0 us-gaap_AmortizationOfIntangibleAssets |
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net |  |  |  | 1,719,000 us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet |  | 2,855,000 us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet |
Journal Technologies [Member] |  |  |  |  |  |  |
Licensing and maintenance fees |  |  | 12,987,000 us-gaap_LicenseAndMaintenanceRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | 9,942,000 us-gaap_LicenseAndMaintenanceRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [1] | 2,205,000 us-gaap_LicenseAndMaintenanceRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [2]
Consulting fees |  |  | 4,002,000 djco_ConsultingRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | 3,406,000 djco_ConsultingRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [1] | 713,000 djco_ConsultingRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [2]
Other public service fees |  |  | 6,161,000 djco_OtherPublicServiceRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | 498,000 djco_OtherPublicServiceRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [1] |  |
Income (loss) from operations |  |  | (5,309,000)us-gaap_IncomeLossFromContinuingOperations / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | (4,185,000)us-gaap_IncomeLossFromContinuingOperations / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember |  | (2,195,000)us-gaap_IncomeLossFromContinuingOperations / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [2]
Pretax income (loss) |  |  | (5,749,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | (4,138,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [1] | (2,188,000)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [2]
Benefit from (provision for) income taxes |  |  | 2,350,000 us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | 2,263,000 us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [1] | 980,000 us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [2]
Net income |  |  | (3,399,000)us-gaap_NetIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | (1,875,000)us-gaap_NetIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [1] | (1,208,000)us-gaap_NetIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [2]
Total assets | 51,973,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | 47,611,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | 51,973,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | 47,611,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember |  | 1,131,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [2]
Capital expenditures |  |  | 325,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | 184,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [1] | 52,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [2]
Amortization of Intangible Assets |  |  | 4,866,000 us-gaap_AmortizationOfIntangibleAssets / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | 1,865,000 us-gaap_AmortizationOfIntangibleAssets / us-gaap_StatementBusinessSegmentsAxis = djco_JournalTechnologiesMember | [1] |  |
Traditional Business [Member] |  |  |  |  |  |  |
Advertising, net |  |  | 11,435,000 us-gaap_AdvertisingRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 14,472,000 us-gaap_AdvertisingRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | 19,221,000 us-gaap_AdvertisingRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
Circulation |  |  | 6,038,000 us-gaap_SubscriptionRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 6,346,000 us-gaap_SubscriptionRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | 6,530,000 us-gaap_SubscriptionRevenue / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
Advertising service fees and other |  |  | 2,800,000 us-gaap_OtherSalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 3,012,000 us-gaap_OtherSalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | 3,205,000 us-gaap_OtherSalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
Income (loss) from operations |  |  | 3,119,000 us-gaap_IncomeLossFromContinuingOperations / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 7,974,000 us-gaap_IncomeLossFromContinuingOperations / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | 10,877,000 us-gaap_IncomeLossFromContinuingOperations / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
Pretax income (loss) |  |  | 5,890,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 8,707,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | 10,089,000 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
Benefit from (provision for) income taxes |  |  | (1,860,000)us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | (3,053,000)us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | (3,340,000)us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
Net income |  |  | 4,030,000 us-gaap_NetIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 5,654,000 us-gaap_NetIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | 6,749,000 us-gaap_NetIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
Total assets | 191,904,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 155,452,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 191,904,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 155,452,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | 119,833,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
Capital expenditures |  |  | 110,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember | 96,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | 320,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net |  |  |  | $ 1,719,000 us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |  | $ 2,855,000 us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet / us-gaap_StatementBusinessSegmentsAxis = djco_TraditionalBusinessMember |
[1] | Includes (i) New Dawn&#8217;s financial results from December 5, 2012 through September 30, 2013 with revenues of $10,403,000 and expenses of $10,625,000 (including intangible amortization expenses of $1,587,000), and (ii)ISD&#8217;s September 2013 financial results with revenues of $784,000 and expenses of $694,000 (including intangible amortization expenses of $278,000).
[2] | Includes only Sustain&#8217;s financial results.

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