Leases (Tables)
12 Months Ended
Dec. 31, 2013
Leases [Abstract]  
Future Minimum Lease Payments under Operating Lease Obligations
Future minimum lease payments under operating lease obligations as of December 31, 2013 were as follows:

(in thousands)
 
 
2014
  
3,151
 
2015
  
1,981
 
2016
  
1,217
 
2017
  
-
 
Total minimum lease payments
  
6,349
 
Minimum lease receipts
  
(5,938
)
 
    
Total net minimum lease payments
 
$
411