Provision for Operational Losses (Tables)
 12 Months Ended
Dec. 31, 2013
Provision For Operational Losses [Abstract]  
Provision for Operational Losses
Activity in the provision for operational losses for each of the last three years is as follows:

 
 
December 31,
 
 
 
2013
  
2012
  
2011
 
Prepayment of operational losses, beginning
 
$
4,463
  
$
3,796
  
$
1,870
 
Provision for operational losses
  
(5,948
)
  
(12,009
)
  
(8,860
)
Payments to third party for losses
  
2,290
   
12,676
   
10,786
 
Prepayment of operational losses, ending
 
$
805
  
$
4,463
  
$
3,796