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Restructuring (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Restructuring Reserve [Roll Forward]    
Restructuring charges $ 41 $ 0
Tobacco [Member]    
Restructuring Reserve [Roll Forward]    
Accrual balance as of January 1, 2016 490  
Restructuring charges 41  
Utilized (300)  
March 31, 2016 231  
Tobacco [Member] | Employee severance and benefits    
Restructuring Reserve [Roll Forward]    
Accrual balance as of January 1, 2016 422  
Restructuring charges 0  
Utilized (191)  
March 31, 2016 231  
Tobacco [Member] | Lease termination costs    
Restructuring Reserve [Roll Forward]    
Accrual balance as of January 1, 2016 48  
Restructuring charges 41  
Utilized (89)  
March 31, 2016 0  
Tobacco [Member] | Other restructuring expenses    
Restructuring Reserve [Roll Forward]    
Accrual balance as of January 1, 2016 20  
Restructuring charges 0  
Utilized (20)  
March 31, 2016 $ 0