Note 8 - Inventories

3 Months Ended

Mar. 31, 2016

Notes to Financial Statements

Inventory Disclosure [Text Block]

8. Inventories

Inventories consist of the following:

	March 31,		December 31,
	2016		2015
Raw materials	$	6,059	$	5,780
Work-in-process		5,647		5,656
Finished goods		4,059		3,502
Total	$	15,765	$	14,938

Inventories are stated at the lower of cost or market, with cost being determined using the first-in, first-out method. Work-in-process and finished goods inventories include materials, labor, and manufacturing overhead. Inventory costs associated with product candidates that have not yet received regulatory approval are capitalized if the Company believes there is probable future commercial use and future economic benefit.