Inventories (Tables)

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories at December 31, 2016 and December 31, 2015, consisted of the following:

(in thousands)	December 31, 2016		December 31, 2015
Raw material	$	1,649	$	819
Work-in-process	7,963		8,142
Finished goods(1)	5,132		33,784
Supplies	723		1,431
Total inventories	$	15,467	$	44,176

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(1)  The amounts shown above includes the unamortized fair value adjustment of $30.4 million at December 31, 2015