Segment, Customer Concentration and Geographical Information (Tables)

12 Months Ended

Dec. 31, 2016

Segment Reporting [Abstract]

Revenues Generated by Each Business Unit

The following table shows the revenues generated by each business unit (in thousands):

	Year Ended December 31,
	2016		2015		2014
Wireless	$	23,086	$	33,553	$	31,276
Graphics		5,149		5,954		5,703
Total revenues		28,235		39,507		36,979
Cost of revenues		7,564		8,152		9,317
Gross profit	$	20,671	$	31,355	$	27,662

Company's Customers that Represent 10% or More of Company's Revenues

A summary of the Company’s customers that represent 10% or more of the Company’s revenues is as follows:

	Year Ended December 31,
	2016			2015			2014
Wireless:
Sprint (& affiliates)		62.6	%		65.4	%		68.0	%
Graphics:
FastSpring		13.5	%		11.3	%		11.2	%

Company Revenue in Different Geographic Locations

Revenues attributed to the geographic location of the customer’s bill-to address, were as follows (in thousands):

	Year ended December 31,
	2016		2015		2014
Americas	$	27,618	$	39,008	$	35,689
EMEA		424		239		964
Asia Pacific		193		260		326
Total revenues	$	28,235	$	39,507	$	36,979