XML 44 R47.htm IDEA: XBRL DOCUMENT v2.4.0.8

Share and Unit-Based Plans: (Tables)

12 Months Ended

Dec. 31, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of activity of non-vested stock awards

The following table summarizes the activity of non-vested stock awards during the years ended December 31, 2013, 2012 and 2011:

	2013							2012							2011
	Shares			Weighted Average Grant Date Fair Value				Shares			Weighted Average Grant Date Fair Value				Shares			Weighted Average Grant Date Fair Value
Balance at beginning of year	20,924			$	49.36			21,130			$	40.68			63,351			$	53.69
Granted	8,963			61.84				9,639			54.43				11,350			48.47
Vested	(10,886	)		46.70				(9,845	)		35.69				(53,571	)		57.36
Forfeited	—			—				—			—				—			—
Balance at end of year	19,001			$	56.77			20,924			$	49.36			21,130			$	40.68

Summary of activity of non-vested stock units

The following table summarizes the activity of non-vested stock units during the years ended December 31, 2013, 2012 and 2011:

	2013							2012							2011
	Units			Weighted Average Grant Date Fair Value				Units			Weighted Average Grant Date Fair Value				Units			Weighted Average Grant Date Fair Value
Balance at beginning of year	114,677			$	52.19			576,340			$	11.71			1,038,549			$	7.17
Granted	67,920			62.01				72,322			54.43				64,463			48.36
Vested	(45,279	)		51.59				(533,985	)		8.80				(519,272	)		7.17
Forfeited	—			—				—			—				(7,400	)		12.35
Balance at end of year	137,318			$	57.24			114,677			$	52.19			576,340			$	11.71

Summary of activity of SARs awards

The following table summarizes the activity of SARs awards during the years ended December 31, 2013, 2012 and 2011:

	2013							2012							2011
	Units			Weighted Average Exercise Price				Units			Weighted Average Exercise Price				Units			Weighted Average Exercise Price
Balance at beginning of year	1,164,185			$	56.66			1,156,985			$	56.55			1,242,314			$	56.56
Granted	—			—				39,932			59.57				—			—
Exercised	(93,194	)		56.63				(32,732	)		56.63				—			—
Forfeited	—			—				—			—				(85,329	)		56.63
Balance at end of year	1,070,991			$	56.66			1,164,185			$	56.66			1,156,985			$	56.55

Summary of activity of non-vested LTIP Units

The following table summarizes the activity of non-vested LTIP Units during the years ended December 31, 2013, 2012 and 2011:

	2013							2012							2011
	Units			Weighted Average Grant Date Fair Value				Units			Weighted Average Grant Date Fair Value				Units			Weighted Average Grant Date Fair Value
Balance at beginning of year	200,000			$	38.63			190,000			$	43.30			272,226			$	50.68
Granted	332,189			66.58				315,000			40.53				422,631			46.48
Vested	(518,900	)		55.81				(305,000	)		44.85				(504,857	)		49.85
Forfeited	(13,289	)		66.58				—			—				—			—
Balance at end of year	—			$	—			200,000			$	38.63			190,000			$	43.30

Summary of activity of stock options

The following table summarizes the activity of stock options for the years ended December 31, 2013, 2012 and 2011:

	2013							2012							2011
	Options			Weighted Average Exercise Price				Options			Weighted Average Exercise Price				Options			Weighted Average Exercise Price
Balance at beginning of year	12,768			$	54.69			2,700			$	36.51			110,711			$	75.08
Granted	—			—				10,068			59.57				—			—
Exercised	(2,700	)		36.51				—			—				—			—
Forfeited	—			—				—			—				(108,011	)		76.05
Balance at end of year	10,068			$	59.57			12,768			$	54.69			2,700			$	36.51

Summary of activity of non-vested phantom stock units

The following table summarizes the activity of the non-vested phantom stock units for the years ended December 31, 2013, 2012 and 2011:

	2013							2012							2011
	Units			Weighted Average Grant Date Fair Value				Units			Weighted Average Grant Date Fair Value				Units			Weighted Average Grant Date Fair Value
Balance at beginning of year	—			$	—			15,745			$	34.84			29,783			$	34.18
Granted	34,266			59.04				7,896			57.29				10,534			48.51
Vested	(16,691	)		59.44				(22,179	)		45.24				(24,572	)		39.89
Forfeited	—			—				(1,462	)		33.74				—			—
Balance at end of year	17,575			$	58.66			—			$	—			15,745			$	34.84

Compensation cost under the share and unit-based plans

The following summarizes the compensation cost under the share and unit-based plans for the years ended December 31, 2013, 2012 and 2011:

	2013				2012				2011
Stock awards	$	497			$	598			$	749
Stock units	3,839				3,379				7,526
LTIP units	22,778				9,436				8,955
SARs	—				583				626
Stock options	16				21				—
Phantom stock units	992				953				980
	$	28,122			$	14,970			$	18,836

X

- Definition

Tabular disclosure of the changes in outstanding nonvested Long-Term Incentive Plan ("LTIP") units, stock awards, phantom stock and stock units.

+ References

No definition available.

+ Details

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

X

- Definition

Tabular disclosure of the changes in outstanding nonvested phantom stock units.

+ References

No definition available.

+ Details

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

X

- Details

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

X

- Definition

Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the changes in outstanding nonvested shares.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfNonvestedShareActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for stock appreciation rights awards that were outstanding at the beginning and end of the year, and the number of stock appreciation rights awards that were granted, exercised or converted, forfeited, and expired during the year.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationStockAppreciationRightsAwardActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration