Inventories

The components of inventory are as follows:



	September 30,			December 31,
	2017			2016
	(in thousands)
Work-in-process	$	21,926		$	20,219
Finished goods	33,935			54,502
Total	55,861			74,721
Less: Inventories - current	(15,711		)	(15,718		)
Inventories - non-current	$	40,150		$	59,003

As part of the Merger, the Company acquired $76.8 million of inventory. A portion of this inventory is classified as non-current at September 30, 2017 based on its forecasted consumption exceeding one year. During the three and nine months ended September 30, 2017, the charge for excess or obsolete inventory in the unaudited condensed consolidated statements of operations was $17.3 million and $18.9 million, respectively, which is derived from projected sales activities, respective product shelf-life and their respective fair value. There was no charge for excess or obsolete inventory in the unaudited condensed consolidated statements of operations during the three and nine months ended September 30, 2016.