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Leases (Tables)
12 Months Ended
Dec. 31, 2013
Leases [Abstract]  
Future minimum lease payments under operating leases
 
($ in thousands)
   
2014
 $310 
2015
  95 
2016
  100 
2017
  86 
2018
  77 
Thereafter
  77 
      
Total minimum lease payments
 $745