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Non-controlling Interests (Tables)
 12 Months Ended
Dec. 31, 2013
Non-controlling Interests [Abstract]  
Changes in Non-controlling Interest
The following table details the changes in non-controlling interest for the years ended December 31, 2013, 2012, and 2011 (in thousands):

 
 
2013
  
2012
  
2011
 
Non-controlling interest, beginning of period
 
$
468
  
$
381
  
$
454
 
Net income
  
1,807
   
2,060
   
2,049
 
Distributions
  
(1,821
)
  
(1,973
)
  
(2,122
)
 
Non-controlling interest, end of period
 
$
454
  
$
468
  
$
381