Derivatives and Hedging Activities (Tables)

3 Months Ended

Mar. 31, 2013

Notes To Financial Statements [Abstract]

Outstanding Interest Rate Derivatives Designated as Cash Flow Hedges of Interest Rate Risk

As of March 31, 2013, MAALP had the following outstanding interest rate derivatives that were designated as cash flow hedges of interest rate risk:

Interest Rate Derivative	Number of Instruments	Notional
Interest Rate Caps	14	$	232,576,000
Interest Rate Swaps	18	$	484,000,000

Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]

As of March 31, 2013, MAALP had the following outstanding interest rate derivatives that were not designated as hedges:

Interest Rate Derivative	Number of Instruments	Notional
Interest Rate Caps	9	$	55,875,000

Fair Values of Derivative Instruments on Condensed Consolidated Balance Sheet

	Asset Derivatives					Liability Derivatives
		March 31, 2013		December 31, 2012			March 31, 2013		December 31, 2012
Derivatives designated as hedging instruments	Balance Sheet Location	Fair Value		Fair Value		Balance Sheet Location	Fair Value		Fair Value
Interest rate contracts	Other assets	$	244	$	245	Fair market value of interest rate swaps	$	17,313	$	21,423
Total derivatives designated as hedging instruments		$	244	$	245		$	17,313	$	21,423
Derivatives not designated as hedging instruments
Interest rate contracts	Other assets	$	30	$	43		$	—	$	—
Total derivatives not designated as hedging instruments		$	30	$	43		$	—	$	—

Effect of Derivative Instruments on Consolidated Statement of Operations

Derivatives in Cash Flow Hedging Relationships	Amount of  Gain or (Loss) Recognized in  OCI on Derivative  (Effective Portion)						Location of Gain or (Loss) Reclassified  from Accumulated OCI into Income (Effective Portion)	Amount of   Gain or (Loss) Reclassified from Accumulated  OCI into Income  (Effective Portion)						Location of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)	Amount of Gain or (Loss) Recognized in Income on Derivative (Ineffective Portion and Amount Excluded from Effectiveness Testing)
Three months ended March 31,	2013			2012				2013			2012				2013			2012
Interest rate contracts	$	(179	)	$	(1,298	)	Interest expense	$	(4,536	)	$	(5,548	)	Interest expense	$	4		$	(10	)
Total derivatives in cash flow hedging relationships	$	(179	)	$	(1,298	)		$	(4,536	)	$	(5,548	)		$	4		$	(10	)
Derivatives Not Designated as Hedging Instruments
Three months ended March 31,														Location of Gain or (Loss) Recognized in Income	2013			2012
Interest rate products														Interest expense	$	(13	)	$	(24	)
Total															$	(13	)	$	(24	)