Derivatives and Hedging Activities Derivatives and Hedging Activities (Policies)	3 Months Ended
	Mar. 31, 2013
Derivatives and Hedging Activities [Abstract]
Derivatives, Methods of Accounting, Derivatives Not Designated or Qualifying as Hedges [Policy Text Block]	Derivatives not designated as hedges are not speculative and are used to manage MAALP's exposure to interest rate movements and other identified risks but do not meet the strict hedge accounting requirements of FASB ASC 815, Derivatives and Hedging. Changes in the fair value of derivatives not designated in hedging relationships are recorded directly in earnings and resulted in losses of $13,300 and $24,000 for the three months ended March 31, 2013 and 2012, respectively.

Disclosure of accounting policy for derivatives that either were not designated as hedging instruments or do not qualify for hedge accounting.