XML 69 R35.htm IDEA: XBRL DOCUMENT v2.4.0.6

Summary of Significant Accounting Policies: (Tables)

12 Months Ended

Dec. 31, 2011

Summary of Significant Accounting Policies:

Schedule of estimated useful lives of property

Buildings and improvements		5 - 40 years
Tenant improvements		5 - 7 years
Equipment and furnishings		5 - 7 years

Schedule of range of the terms of loan and lease agreements

Deferred lease costs		1 - 15 years
Deferred financing costs		1 - 15 years
In-place lease values		Remaining lease term plus an estimate for renewal
Leasing commissions and legal costs		5 - 10 years

X

- Definition

Tabular disclosure of the estimated useful lives of real estate investment property.

+ References

No definition available.

+ Details

Name:	mac_ScheduleOfDepreciableLivesOfRealEstateInvestmentPropertyTableTextBlock
Namespace Prefix:	mac_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the range of the terms of loan and lease agreements over which costs are deferred and amortized.

+ References

No definition available.

+ Details

Name:	mac_ScheduleOfRangeOfTermsOfLoanAndLeaseAgreementsTableTextBlock
Namespace Prefix:	mac_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_AccountingPoliciesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration