Represents the area of land transferred.

No definition available.

Name:	mlp_AreaOfLandTransferred
Namespace Prefix:	mlp_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the amount outstanding of commitments to be paid for contract terminations.

+ References

No definition available.

+ Details

Name:	mlp_CommitmentForContractTerminationAmountOutstanding
Namespace Prefix:	mlp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the amount of commitment to be paid for contract termination.

+ References

No definition available.

+ Details

Name:	mlp_CommitmentToBePaidForContractTermination
Namespace Prefix:	mlp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value, as on the balance sheet date, of the obligations incurred and payable related to the liability arising from contract terminations, where it is certain that the liability has been incurred and the loss has been reasonably expected. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

No definition available.

+ Details

Name:	mlp_ContractTerminationAccrualsCurrent
Namespace Prefix:	mlp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the reduction of costs of the settlement related to the contract termination.

+ References

No definition available.

+ Details

Name:	mlp_ContractTerminationReduction
Namespace Prefix:	mlp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the value of leased parcel and parking lot conveyed.

+ References

No definition available.

+ Details

Name:	mlp_LeasedParcelAndParkingLotConveyedValue
Namespace Prefix:	mlp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the amount of monthly usage fee payable to the new owners by the entity under terms of the agreements.

+ References

No definition available.

+ Details

Name:	mlp_MonthlyUsageFeePayable
Namespace Prefix:	mlp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	mlp_Note3ContractTerminationsDetailsLineItems
Namespace Prefix:	mlp_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the amount for payments made towards deferred maintenance at the project under terms of the agreements.

+ References

No definition available.

+ Details

Name:	mlp_PaymentsForDeferredMaintenance
Namespace Prefix:	mlp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the term of commitment to be paid for termination of contract.

+ References

No definition available.

+ Details

Name:	mlp_TermOfCommitmentToPayForContractTermination
Namespace Prefix:	mlp_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.12)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35755396&loc=d3e33749-111570

+ Details

Name:	us-gaap_EquityMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

No definition available.

+ Details

Name:	us-gaap_LongTermPurchaseCommitmentAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Disclosure of the difference in values (gain (loss)) between the nonmonetary assets or liabilities exchanged with another entity inclusive of boot (small monetary consideration).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 845

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6457305&loc=d3e32049-108421

+ Details

Name:	us-gaap_NonmonetaryTransactionGainLossRecognizedOnTransfer
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	dei_LegalEntityAxis=mlp_ERKapaluaInvestorsFundLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=mlp_MHKapaluaVentureLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=mlp_KapaluaBayHoldingsLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 3 - Contract Terminations (Details) (USD $)	12 Months Ended	0 Months Ended
Note 3 - Contract Terminations (Details) (USD $)	Dec. 31, 2013 acre	Nov. 25, 2013	Dec. 31, 2014	Dec. 31, 2009	Dec. 31, 2012
Note 3 - Contract Terminations (Details) [Line Items]
Equity Method Investments				$ 0us-gaap_EquityMethodInvestments
Contract Termination Accruals, Current	159,000mlp_ContractTerminationAccrualsCurrent		159,000mlp_ContractTerminationAccrualsCurrent
Contract Termination Reduction	1,038,000mlp_ContractTerminationReduction
Area of Land Transferred (in Acres)	8mlp_AreaOfLandTransferred
Nonmonetary Transaction, Gain (Loss) Recognized on Transfer	773,000
Kapalua Bay Holdings LLC [Member] \| Capital Addition Purchase Commitments [Member]
Note 3 - Contract Terminations (Details) [Line Items]
Long-term Purchase Commitment, Amount		35,000,000
Payments for Deferred Maintenance		2,400,000
Leased Parcel and Parking Lot, Conveyed Value		800,000
Commitment to be Paid for Contract Termination		600,000
Term of Commitment to Pay for Contract Termination		4 years
Kapalua Bay Holdings LLC [Member]
Note 3 - Contract Terminations (Details) [Line Items]
Equity Method Investment, Ownership Percentage	51.00%
Commitment for Contract Termination, Amount Outstanding	600,000		500,000
Monthly Usage Fee Payable	29,000
Contract Termination Accruals, Current					4,100,000
Contract Termination Reduction	300,000
Area of Land Transferred (in Acres)	8
Nonmonetary Transaction, Gain (Loss) Recognized on Transfer	$ 800,000
MH Kapalua Venture, LLC [Member]
Note 3 - Contract Terminations (Details) [Line Items]
Equity Method Investment, Ownership Percentage	34.00%
ER Kapalua Investors Fund, LLC, [Member]
Note 3 - Contract Terminations (Details) [Line Items]
Equity Method Investment, Ownership Percentage	15.00%