Segment Information (Tables)

3 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Summary of Revenues on Percentage Basis by Geographic Regions

The following table summarizes revenues on a percentage basis by geographic regions, based on the region in which the customer is located.

	Three Months Ended March 31,
	2017			2016
United States		65	%		60	%
South America		10	%		12	%
Japan		3	%		5	%
Europe		16	%		20	%
Other		6	%		3	%
		100	%		100	%