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v2.4.1.9

Note 9 - Accrued Retirement Benefits (Details) (USD $) | 1 Months Ended | 12 Months Ended | 0 Months Ended | 1 Months Ended |
--- | --- | --- | --- | --- | ---
Nov. 30, 2012 acre | Dec. 31, 2014 | Dec. 31, 2013 | Oct. 09, 2014 | Oct. 30, 2014 | Oct. 31, 2011
Note 9 - Accrued Retirement Benefits (Details) [Line Items] |  |  |  |  |  |
Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income (Loss), Net Actuarial Gain (Loss), before Tax |  | $ 25,600,000 us-gaap_DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax | $ 19,700,000 us-gaap_DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax |  |  |
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year |  | 800,000 us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear |  |  |  |
Defined Benefit Plan, Additional Security to Support Unfunded Liabilities |  |  |  |  |  | 23,900,000 mlp_DefinedBenefitPlanAdditionalSecurityToSupportUnfundedLiabilities
Area of Real Estate Property Pledged as Security (in Acres) | 8,400 mlp_DefinedBenefitPlanAreaOfRealEstatePropertyPledgedAsSecurity |  |  |  |  |
Defined Benefit Plan, Period for Release of Real Estate Property Pledged as Security | 5 years |  |  |  |  |
Proceeds from Sale of Productive Assets |  | 2,276,000 us-gaap_ProceedsFromSaleOfProductiveAssets | 3,904,000 us-gaap_ProceedsFromSaleOfProductiveAssets |  |  |
Area of Real Estate Property Held as Collateral for Unfunded Pension Obligations (in Acres) |  |  |  | 8,400 mlp_AreaOfRealEstatePropertyHeldAsCollateralForUnfundedPensionObligations |  |
Cost of Real Estate Sales |  | 1,294,000 us-gaap_CostOfRealEstateSales | 2,420,000 us-gaap_CostOfRealEstateSales |  |  |
Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year |  | 2,800,000 us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInCurrentFiscalYear | 2,100,000 us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInCurrentFiscalYear |  |  |
Agriculture [Member] | West Maui [Member] |  |  |  |  |  |
Note 9 - Accrued Retirement Benefits (Details) [Line Items] |  |  |  |  |  |
Proceeds from Sale of Productive Assets |  |  |  | 19,800,000 us-gaap_ProceedsFromSaleOfProductiveAssets / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mlp_AgricultureMember / us-gaap_StatementGeographicalAxis = mlp_WestMauiMember |  |
Cost of Real Estate Sales |  |  |  | 400,000 us-gaap_CostOfRealEstateSales / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mlp_AgricultureMember / us-gaap_StatementGeographicalAxis = mlp_WestMauiMember |  |
West Maui [Member] |  |  |  |  |  |
Note 9 - Accrued Retirement Benefits (Details) [Line Items] |  |  |  |  |  |
Proceeds from Sale of Productive Assets |  |  |  |  | $ 19,800,000 us-gaap_ProceedsFromSaleOfProductiveAssets / us-gaap_StatementGeographicalAxis = mlp_WestMauiMember |

X
- Definition Represents the area of real estate secured for unfunded pension obligations. + References No definition available. + Details
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- Definition Represents the additional security provided to support the unfunded liabilities of the pension plans. + References No definition available. + Details
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- Definition Represents the area of real estate property pledged as security. + References No definition available. + Details
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- Definition Reflects for the period the total of the carrying amount of the commercial, industrial and residential land and buildings sold plus certain overhead and other costs incurred to place the real estate in saleable condition, capitalized interest costs in the properties sold, and inventory impairment losses recognized. This element would most likely be used by an entity whose principal activities involve real estate or which has significant real estate operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition Amount before tax, after reclassification adjustments, of actuarial gain (loss) that has not been recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580 + Details
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- Definition Amount of employer's best estimate of contributions expected to be paid to the plan in the current remaining fiscal period. + References No definition available. + Details
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- Definition Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 + Details
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- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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