Receivables (Tables)
 3 Months Ended 12 Months Ended
Mar. 31, 2016
Dec. 31, 2015
Schedule of composition of receivables

Receivables consisted of the following:

 

(dollars in thousands)    March 31,
2016		      December 31,
2015		  

Trade receivables, net

    $ 57,845       $ 66,648   

Other receivables

      5,860         13,455   
  

 

 

     

 

 

  

Total

    $ 63,705       $ 80,103   
  

 

 

     

 

 

  

Receivables consisted of the following at December 31:

 

(dollars in thousands)    2015      2014  

Trade receivables, net

    $ 66,648       $ 54,647   

Other receivables

      13,455         23,973   
  

 

 

     

 

 

  

Total

    $ 80,103       $ 78,620