Inventories (Tables)

9 Months Ended

Sep. 30, 2015

Inventories

Schedule of major classes of inventories

	September 30, 2015		December 31, 2014
Raw materials	$	18,556	$	14,188
Work in process		1,506		5,965
Finished goods		17,155		20,457
Inventories included in current assets		37,217		40,610
Included in other long-term assets:
Raw materials		2,654		7,798
Total inventories	$	39,871	$	48,408