Name:	mac_EquityMethodInvestmentAmortizationOfDifferenceBetweenCarryingAmountAndUnderlyingEquity
Namespace Prefix:	mac_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount for notes payable due to related parties reported by an equity method investment of the entity.

No definition available.

Name:	mac_EquityMethodInvestmentNotesPayableRelatedParty
Namespace Prefix:	mac_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The amount of interest expense on a debt or other obligation to a related party reported by an equity method investment of the entity.

No definition available.

Name:	mac_EquityMethodInvestmentSummarizedFinancialInformationInterestExpenseRelatedParty
Namespace Prefix:	mac_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The portion of the amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees that is indemnified by a third party.

No definition available.

Name:	mac_GuaranteeObligationsExposureIndemnifiedByThirdParty
Namespace Prefix:	mac_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 4

-Subparagraph (b)(1)

-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248