Note 3 - Net Inventories

3 Months Ended

Mar. 31, 2017

Notes to Financial Statements

Inventory Disclosure [Text Block]

(3)

       Net Inventories

Inventories are stated at the lower of cost and net realizable value. Cost is determined on a

first

-in,

first

-out basis.

Net inventories consist of the following:

	March 31,		December 31,
	2017		2016
Finished goods	$	29,858	$	29,117
Work in process		71,140		54,463
Raw materials		44,692		33,841
Supplies		5,844		5,763
Total	$	151,534	$	123,184