Inventories (Tables)

9 Months Ended

Sep. 30, 2011

INVENTORIES [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventories consist of the following (in thousands):

	September 30, 2011		December 31, 2010
	(Unaudited)
Finished goods	$	32,650	$	24,476
Parts and materials	16,590		6,727
Work in progress	3,296		2,776
Total inventories	$	52,536	$	33,979