Receivables (Tables)

9 Months Ended

Sep. 30, 2017

Receivables [Abstract]

Schedule of composition of receivables

Receivables consisted of the following:

(dollars in thousands)	September 30, 2017		December 31, 2016
Trade receivables, net	$	140,580	$	110,873
Other receivables	9,965		4,573
Total	$	150,545	$	115,446