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Inventories
3 Months Ended
Mar. 31, 2015
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
5.
Inventories
 
Inventories are valued at the lower of cost or market, using the first-in-first-out method.
 
Inventories at March 31, 2015 and December 31, 2014 consist of: 
 
 
 
March 31, 2015
 
December 31, 2014
 
 
 
(Unaudited)
 
(Audited)
 
 
 
(amounts in thousands)
 
Raw materials
 
$
2,957
 
$
2,299
 
Work in progress
 
 
53
 
 
140
 
Finished goods
 
 
712
 
 
345
 
Total
 
$
3,722
 
$
2,784