GEOGRAPHIC INFORMATION AND REVENUES BY PRODUCT GROUP: (Details 2) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Property and equipment, net by geographic location
Total property and equipment, net	$ 71,915	$ 62,375
Israel
Property and equipment, net by geographic location
Total property and equipment, net	66,983	61,388
United States
Property and equipment, net by geographic location
Total property and equipment, net	3,094	987
Other
Property and equipment, net by geographic location
Total property and equipment, net	$ 1,838