Note 6 - 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,
	2015		2014
Cost:
Computers and equipment	$	19,735	$	17,793
Office furniture and equipment		1,469		1,446
Leasehold improvements		4,728		4,559
		25,932		23,798
Less - accumulated depreciation		22,168		20,955
Depreciated cost	$	3,764	$	2,843