CONCENTRATION OF RISK

9 Months Ended

Sep. 30, 2015



14.	CONCENTRATION OF RISK:

Included in technology development and support revenue in the accompanying statement of operations is $67,000 and none for the three months ended September 30, 2015 and 2014, respectively, and $110,000 and $117,000 for the nine months ended September 30, 2015 and 2014, respectively, of revenue which was derived from contracts with United States government agencies. Revenues derived from contracts with United States government agencies represented less than 1% of the consolidated revenue for all periods presented.

Revenues and accounts receivable from the Company's largest non-government customers were as follows (in thousands):



	% of Revenues for the three months ended September 30,		% of Revenues for the nine months ended September 30,		Accounts Receivable as of
Customer	2015	2014	2015	2014	September 30, 2015
A	48%	31%	29%	22%	$	15,585
B	39%	37%	56%	49%	$	10,165
C	4%	18%	7%	21%	$	544

Revenues from outside of North America represented approximately 99% of the consolidated revenue for both the three months ended September 30, 2015 and 2014, and approximately 99% of the consolidated revenue for both the nine months ended September 30, 2015 and 2014. Revenues by geographic area are as follows (in thousands):



	Three Months Ended September 30,				Nine Months Ended September 30,
Country	2015		2014		2015		2014
South Korea	$	34,536	$	22,511	$	110,600	$	94,729
Japan	3,252		9,279		13,878		37,241
Other non-U.S. locations	1,366		984		3,249		2,439
Total non-U.S. locations	$	39,154	$	32,774	$	127,727	$	134,409
United States	265		118		1,007		448
Total revenue	$	39,419	$	32,892	$	128,734	$	134,857

The Company attributes revenue to different geographic areas on the basis of the location of the customer.

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



	September 30, 2015		December 31, 2014
United States	$	21,242	$	19,763
Other	248		159
Total long-lived assets	$	21,490	$	19,922

Substantially all chemical materials were purchased from one supplier. See Note 8.