Note 8 - Customer and Geographic Information

12 Months Ended

Dec. 31, 2016

Notes to Financial Statements

Segment Reporting Disclosure [Text Block]

8.

  Customer and Geographic Information

Operating segments are defined as components of an enterprise about which separate financial information is available that is evaluated regularly by the chief operating decision maker, or group, in deciding how to allocate resources and in assessing performance.

The Company’s chief operating decision maker, the chief executive officer, reviews discrete financial information presented on a consolidated basis for purposes of regularly making operating decisions, allocation of resources, and assessing financial performance. Accordingly the Company considers itself to be in

one

operating and reporting segment, specifically the licensing and implementation of yield improvement solutions for integrated circuit manufacturers.

The Company had revenues from individual customers in excess of

10%

of total revenues as follows:

	Year Ended December 31,
Customer	201 6			201 5			201 4
A		41	%		53	%		52	%
B		11	%		12	%		11	%
C		*			*			16	%

*  represents less than

10%

The Company had accounts receivable balances from individual customers in excess of

10%

of the gross accounts receivable balance as follows:

	December 31,
Customer	201 6			201 5
A		42	%		65	%
D		13	%		*	%

*  represents less than

10%

Revenues from customers by geographic area based on the location of the customers’ work sites are as follows (in thousands):

	Year Ended December 31,
	201 6					201 5					201 4
	Revenues		Percentage of Revenues			Revenues		Percentage of Revenues			Revenues		Percentage of Revenues
United States	$	38,748		36	%	$	45,082		46	%	$	44,963		44	%
Germany		17,253		16			23,198		24			35,142		35
Taiwan		15,216		14			7,862		8			4,500		4
China		11,436		11			1,125		1			53		—
South Korea		10,589		10			10,629		11			5,667		6
Rest of the world		14,219		13			10,080		10			9,891		11
Total revenue	$	107,461		100	%	$	97,977		100	%	$	100,163		100	%

Long-lived assets, net by geographic area is as follows (in thousands):

	December 31,
	201 6		201 5
United States	$	18,818	$	10,752
Rest of the world		523		573
Total long-lived assets, net	$	19,341	$	11,325