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Investments in Associated Companies Summarized Financial Information (Details) (USD $) | 3 Months Ended | 6 Months Ended
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Mar. 29, 2015 | Mar. 30, 2014 | Mar. 29, 2015 | Mar. 30, 2014
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity in earnings of associated companies | $ 1,653,000 us-gaap_IncomeLossFromEquityMethodInvestments | $ 1,593,000 us-gaap_IncomeLossFromEquityMethodInvestments | $ 4,410,000 us-gaap_IncomeLossFromEquityMethodInvestments | $ 4,512,000 us-gaap_IncomeLossFromEquityMethodInvestments
Equity Method Investee- TNI [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Share of TNI Operating Expenses | (130,000)lee_ShareOfTniOperatingExpenses / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | (41,000)lee_ShareOfTniOperatingExpenses / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | (198,000)lee_ShareOfTniOperatingExpenses / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | (34,000)lee_ShareOfTniOperatingExpenses / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember
Equity Method Investment, Summarized Financial Information, Revenue | 14,373,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 15,065,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 29,973,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 31,137,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember
Equity Method Investment, Summarized Financial Information, Operating Expenses Excluding Depreciation, Amortization And Workforce Adjustments | 11,745,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpensesExcludingDepreciationAmortizationAndWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 12,297,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpensesExcludingDepreciationAmortizationAndWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 23,847,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpensesExcludingDepreciationAmortizationAndWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 24,667,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpensesExcludingDepreciationAmortizationAndWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember
Equity Method Investment, Summarized Financial Information, Workforce Adjustments | 0 lee_EquityMethodInvestmentSummarizedFinancialInformationWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 0 lee_EquityMethodInvestmentSummarizedFinancialInformationWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 0 lee_EquityMethodInvestmentSummarizedFinancialInformationWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | (87,000)lee_EquityMethodInvestmentSummarizedFinancialInformationWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember
Equity Method Investment, Summarized Financial Information, Operating Income | 2,628,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 2,768,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 6,126,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 6,557,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember
Income (Loss) From Equity Method Investments Before Amortization | 1,314,000 lee_IncomeLossFromEquityMethodInvestmentsBeforeAmortization / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 1,384,000 lee_IncomeLossFromEquityMethodInvestmentsBeforeAmortization / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 3,063,000 lee_IncomeLossFromEquityMethodInvestmentsBeforeAmortization / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 3,279,000 lee_IncomeLossFromEquityMethodInvestmentsBeforeAmortization / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember
Amortization Of Intangible Assets- TNI | 105,000 lee_AmortizationOfIntangibleAssetsTni / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 104,000 lee_AmortizationOfIntangibleAssetsTni / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 209,000 lee_AmortizationOfIntangibleAssetsTni / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 209,000 lee_AmortizationOfIntangibleAssetsTni / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember
Equity in earnings of associated companies | 1,209,000 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 1,280,000 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 2,854,000 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember | 3,070,000 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months | 418,000 lee_EquityMethodInvestmentAmortizationOfFiniteLivedIntangibleAssetsNextTwelveMonths / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |  | 418,000 lee_EquityMethodInvestmentAmortizationOfFiniteLivedIntangibleAssetsNextTwelveMonths / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Two | 418,000 lee_EquityMethodInvestmentsAmortizationOfFiniteLivedIntangibleAssetsRollingYearTwo / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |  | 418,000 lee_EquityMethodInvestmentsAmortizationOfFiniteLivedIntangibleAssetsRollingYearTwo / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |
Finite-Lived Intangible Assets, Amortization Expense, Year Three | 418,000 lee_EquityMethodInvestmentsAmortizationOfFiniteLivedIntangibleAssetsYearThree / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |  | 418,000 lee_EquityMethodInvestmentsAmortizationOfFiniteLivedIntangibleAssetsYearThree / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |
Finite-Lived Intangible Assets, Amortization Expense, Year Four | 418,000 lee_EquityMethodInvestmentsAmortizationOfFiniteLivedIntangibleAssetsYearFour / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |  | 418,000 lee_EquityMethodInvestmentsAmortizationOfFiniteLivedIntangibleAssetsYearFour / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |
Finite-Lived Intangible Assets, Amortization Expense, Year Five | 418,000 lee_EquityMethodInvestmentsAmortizationOfFiniteLivedIntangibleAssetsYearFive / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |  | 418,000 lee_EquityMethodInvestmentsAmortizationOfFiniteLivedIntangibleAssetsYearFive / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeTniMember |
Equity Method Investee- MNI [Member] |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity Method Investment, Summarized Financial Information, Revenue | 16,022,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 16,119,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 34,678,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 33,432,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember
Equity Method Investment, Summarized Financial Information, Operating Expenses Excluding Depreciation, Amortization And Workforce Adjustments | 14,178,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpensesExcludingDepreciationAmortizationAndWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 14,597,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpensesExcludingDepreciationAmortizationAndWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 28,810,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpensesExcludingDepreciationAmortizationAndWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 27,856,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpensesExcludingDepreciationAmortizationAndWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember
Equity Method Investment, Summarized Financial Information, Workforce Adjustments | 47,000 lee_EquityMethodInvestmentSummarizedFinancialInformationWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 229,000 lee_EquityMethodInvestmentSummarizedFinancialInformationWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 57,000 lee_EquityMethodInvestmentSummarizedFinancialInformationWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 229,000 lee_EquityMethodInvestmentSummarizedFinancialInformationWorkforceAdjustments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember
Equity Method Investment, Summarized Financial Information, Depreciation And Amortization | 463,000 lee_EquityMethodInvestmentSummarizedFinancialInformationDepreciationAndAmortization / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 398,000 lee_EquityMethodInvestmentSummarizedFinancialInformationDepreciationAndAmortization / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 927,000 lee_EquityMethodInvestmentSummarizedFinancialInformationDepreciationAndAmortization / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 794,000 lee_EquityMethodInvestmentSummarizedFinancialInformationDepreciationAndAmortization / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember
Equity Method Investment, Summarized Financial Information, Operating Income | 1,334,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 895,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 4,884,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 4,553,000 lee_EquityMethodInvestmentSummarizedFinancialInformationOperatingIncome / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember
Equity Method Investment, Summarized Financial Information, Net Income (Loss) | 888,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 625,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 3,112,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | 2,885,000 us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember
Equity in earnings of associated companies | $ 444,000 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | $ 313,000 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | $ 1,556,000 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember | $ 1,442,000 us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lee_EquityMethodInvesteeMniMember

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