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Commitments and Contingencies (Tables)
6 Months Ended
Jun. 30, 2012
Commitments and Contingencies (Abstract)  
Future minimum rental receipts (Table Text Block)
 
 
 
 
 
For the years ended June 30,
  
Amount
 
2013
  
$
66,016
  
2014
  
 
56,783
  
2015
  
 
32,823
  
2016
  
 
26,729
  
2017
  
 
15,663
  
Thereafter
  
 
46,210
  
 
  
 
 
 
Total
  
$
244,224