XML 48 R47.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Related-Party Transactions: (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2011
Related-Party Transactions: |
Schedule of fees charged to unconsolidated joint ventures |
Management Fees |  | $ | 26,838 |  | $ | 26,781 |  | $ | 24,323 |
Development and Leasing Fees |  |  | 9,955 |  |  | 11,488 |  |  | 9,228 |
|  | $ | 36,793 |  | $ | 38,269 |  | $ | 33,551 |

X
- Definition Tabular disclosure of revenue derived from management, development and leasing fees charged to unconsolidated joint ventures and third-party managed properties. + References No definition available. + Details
Name: | mac_ScheduleOfRevenuesFromUnconsolidatedJointVenturesAndThirdPartyManagedPropertiesTableTextBlock
Namespace Prefix: | mac_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration