Note 16 - Segment Information (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Year ended December 31
	Revenues						Income (loss) from operations
	201 7		2016		2015		2017			2016			2015
Home	$	85,021	$	95,388	$	121,714	$	16,256		$	17,715		$	24,815
Office	$	34,879	$	26,590	$	22,216	$	9,105		$	(2,961	)	$	(4,861	)
SmartVoice	$	4,853	$	15,891	$	341	$	(20,798	)	$	(5,190	)	$	(10,308	)
Total	$	124,753	$	137,869	$	144,271	$	4,563		$	9,564		$	9,646

Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]

	Year ended December 31,
	201 7			2016			2015
Income from operations	$	4,563		$	9,564		$	9,646
Unallocated corporate, general and administrative expenses*		(1,766	)		(1,388	)		(2,156	)
Other income		-			2,549			-
Equity-based compensation expenses		(5,861	)		(5,088	)		(5,092	)
Intangible assets amortization expenses		(1,700	)		(1,457	)		(1,284	)
Write –off of expired option related to investment in other company		-			-			(400	)
Financial income, net		1,669			1,227			1,175
Total consolidated income (loss) before taxes	$	(3,095	)	$	5,407		$	1,889

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

	Year ended December 31,
	201 7		2016		2015
Revenue distribution
Hong-Kong	$	46,119	$	56,768	$	72,608
Japan		16,567		18,440		26,114
Europe		9,882		9,703		8,464
United States		4,927		4,696		3,944
China		16,096		10,244		10,359
Taiwan		22,442		16,428		16,902
South Korea		4,190		17,503		1,913
Other		4,530		4,087		3,967
	$	124,753	$	137,869	$	144,271

Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]

	December 31,
	2017		2016
Long-lived assets
Europe	$	144	$	216
Israel		2,017		2,652
Other		1,023		1,262
	$	3,184	$	4,130