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CONCENTRATION OF RISK (Tables)

6 Months Ended

Jun. 30, 2016

Risks And Uncertainties [Abstract]

Revenues and accounts receivable from our largest customers

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

		% of Revenues for the three months ended June 30,								% of Revenues for the six months ended June 30,								Accounts Receivable as of
Customer		2016				2015				2016				2015				June 30, 2016
A			76%				74%				64%				63%			$	6,298
B			18%				18%				29%				21%			$	9,055
C			3%				1%				4%				1%			$	2,309

Revenues by geographic area

Revenues by geographic area are as follows (in thousands):

		Three Months Ended June 30,								Six Months Ended June 30,
Country		2016				2015				2016				2015
South Korea			61,196				53,822				87,142				76,033
China			1,812				291				3,569				680
Japan			800				2,886				2,104				10,656
Other non-U.S. locations			405				576				1,018				1,204
Total non-U.S. locations		$	64,213			$	57,575			$	93,833			$	88,573
United States			179				517				262				742
Total revenue		$	64,392			$	58,092			$	94,095			$	89,315

Long-lived assets (net) by geographic area

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

		June 30, 2016				December 31, 2015
United States		$	22,440			$	22,187
Other			170				220
Total long-lived assets		$	22,610			$	22,407