Inventory, net (Tables)

3 Months Ended

Mar. 31, 2014

Disclosure Inventory Net [Abstract]

Inventory, Net

	March 31, 2014		December 31, 2013
Raw materials	$	2,980	$	2,770
Work in process	5,385		6,054
Finished goods	5,659		1,112
Deferred cost of sales	830		—
	$	14,854	$	9,936

Deferred cost of sales consists of the costs of Zohydro ER associated with the deferred revenue, which are included in inventory, until such time the related deferred revenue is recognized.