Additional cash payment entitled to note holders

No definition available.

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Balance Type:	credit
Period Type:	instant

- Definition

Debt instrument convertible conversion percentage.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Face (par) amount of the original debt instrument that was repurchased during the period.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Financial restructuring, minimum percentage of holding for notes due for prepackaged plan of reorganization.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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Period Type:	instant

- Definition

Represents the grace period provided under the indentures with respect to the interest payment on the debt instrument.

+ References

No definition available.

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Lenders holding percentage on loans under the revolving credit facility.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

In the case of an event of default arising from certain events of bankruptcy or insolvency with respect to either of the issuers, all outstanding Senior Notes will become due and payable immediately without further action or notice. If any other event of default occurs and is continuing, the trustee or the holders of at least 25% in principal amount of the then outstanding Senior Notes may declare all the Senior Notes to be due and payable immediately.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Notes in forbearance as percentage of principal amount.

+ References

No definition available.

+ Details

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Namespace Prefix:	memp_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Reorganized Memorial, issuance of warrants, self life period.

+ References

No definition available.

+ Details

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Namespace Prefix:	memp_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Reorganized Memorial, percentage of new common shares issued to existing equity interests.

+ References

No definition available.

+ Details

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Namespace Prefix:	memp_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Reorganized Memorial, percentage of shares to be issued upon exercise of warrants.

+ References

No definition available.

+ Details

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Namespace Prefix:	memp_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt discount or premium expressed as a percentage of par of the senior notes at time of issuance.

+ References

No definition available.

+ Details

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Namespace Prefix:	memp_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

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-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ 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 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Balance Type:	na
Period Type:	duration

- Definition

Discussion of the facts and amounts pertaining to each failure to comply with an affirmative or negative covenant of a long-term debt instrument, including violating payment terms or an inability to meet certain minimum financial requirements or achieve or maintain certain financial ratios. The discussion would generally be expected to also include whether or not the failure can and will be overcome and a description of the terms of any waivers, including the amount of the waiver and the period of time covered by the waiver, and if reclassification of long-term debt to current has been made in the current balance sheet.

+ References

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- Definition

The cash outflow for the extinguishment of long-term borrowing, with the highest claim on the assets of the entity in case of bankruptcy or liquidation, before its maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

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-Name Accounting Standards Codification
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-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585

+ Details

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Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Period Type:	duration

- Definition

Amount of interest payable on debt, including, but not limited to, trade payables.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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Debt - Senior Notes - Additional Information (Detail) - USD ($) $ in Thousands			12 Months Ended
	Dec. 22, 2016	Jul. 17, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Jan. 13, 2017	Nov. 30, 2016	Nov. 01, 2016	Oct. 10, 2013	May 23, 2013	Apr. 17, 2013
Debt Instrument [Line Items]
Repurchase of senior notes			$ 41,261	$ 2,914	$ 0
Gain on extinguishment of debt			$ 42,337	422	$ 0
Subsequent Event [Member]
Debt Instrument [Line Items]
Lenders holding percentage on loans						100.00%
Noteholder Plan Support Agreement [Member]
Debt Instrument [Line Items]
Warrant life period	5 years
Percentage of common shares to be issued upon exercise of warrants	8.00%
Percentage of new common shares issued	98.00%
Percentage of new common shares issued to exiting equity interests	2.00%
Noteholder Plan Support Agreement [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Additional cash payment entitled to be received by noteholders	$ 24,600
Noteholder Plan Support Agreement [Member] \| Notes Due 2021 and Notes Due 2022 [Member]
Debt Instrument [Line Items]
Minimum note holder percentage to financial restructuring for prepackaged plan of reorganization	50.20%
2022 Senior Notes [Member]
Debt Instrument [Line Items]
Maturity date			Aug. 01, 2022
Other events of default minimum note holder percentage to accelerate		25.00%
Repurchase of debt			$ 32,000	3,000
Repurchase of senior notes			14,900	2,900
Gain on extinguishment of debt			$ 14,800	$ 400
2022 Senior Notes [Member] \| 2022 Holders [Member]
Debt Instrument [Line Items]
Notes in forbearance as percentage of principal amount							69.00%
2021 Senior Notes [Member]
Debt Instrument [Line Items]
Maturity date			May 01, 2021
Senior notes			7.625%					7.625%
Other events of default minimum note holder percentage to accelerate			25.00%
Repurchase of debt			$ 53,700
Repurchase of senior notes			26,400
Gain on extinguishment of debt			$ 27,500
Interest Payment							$ 24,600	$ 24,600
Interest payment grace period under indenture			30 days
Notes in forbearance as percentage of principal amount							51.70%
Description of debt default			The Partnership did not pay the interest due on the 2021 Senior Notes prior to the expiration of the 30-day grace period. Due to (i) the uncertainty regarding the Partnership’s ability to cure the default and event of default as discussed in Note 2, (ii) our inability to comply with certain financial covenants contained in our revolving credit facility and (iii) the default or cross default provisions in the indentures governing the 2021 Senior Notes and 2022 Senior Notes, the Partnership classified the outstanding balance of the senior notes as a current liability on its balance sheet as of December 31, 2016.
2021 Senior Notes [Member] \| 2021 Holders [Member]
Debt Instrument [Line Items]
Notes in forbearance as percentage of principal amount							51.70%
Private Placement of Debt [Member] \| 2022 Senior Notes [Member]
Debt Instrument [Line Items]
Face amount of senior notes at time of issuance		$ 500,000
Senior notes		6.875%
Senior notes issued at par		98.485%
Private Placement of Debt [Member] \| 2021 Senior Notes [Member]
Debt Instrument [Line Items]
Face amount of senior notes at time of issuance									$ 300,000	$ 100,000	$ 300,000