PROPERTY AND EQUIPMENT, NET (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

	December 31,
	2014		2015
Cost:
Computers and peripheral equipment	$	26,647	$	27,495
Office furniture and equipment		10,861		11,593
Leasehold improvements		2,908		3,354
		40,416		42,442
Accumulated depreciation:
Computers and peripheral equipment		24,607		25,833
Office furniture and equipment		9,873		10,264
Leasehold improvements		2,080		2,255
		36,560		38,352
Depreciated cost	$	3,856	$	4,090