Inventories (Tables)

6 Months Ended

Jun. 30, 2013

INVENTORIES [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventories consist of the following (in thousands):

	June 30, 2013		December 31, 2012
	(Unaudited)
Finished goods	$	43,598	$	38,572
Parts and materials	9,086		8,818
Work in progress	2,147		1,875
Total inventories	$	54,831	$	49,265