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Leases (Tables)
12 Months Ended
Dec. 31, 2013
Leases [Abstract]  
Schedule of future minimum lease payments, operating lease

Future obligations for minimum rentals under noncancelable operating leases at December 31, 2013 are as follows:

 

($ in thousands)
 
Year ending December 31:        
2014   $ 958  
2015     741  
2016     608  
2017     515  
2018     424  
  Thereafter     1,160  
       Total   $ 4,406