Segment Reporting

3 Months Ended

Mar. 31, 2019

Segment Reporting and Concentrations

The Company is organized in a single operating segment for purposes of making operating decisions and assessing performance. Revenue from the United States to customers in the following geographical areas for the three months ended March 31, 2019 and 2018, and the location of long-lived assets as of March 31, 2019 and December 31, 2018, are summarized as follows:



	Three Months Ended March 31,
	2019		2018
Revenue:
Americas	$	2,073,314	$	1,131,649
Asia Pacific	1,000,817		1,948,424
Europe, Middle East, Africa and Other	1,418,847		1,913,876
Total Revenue	$	4,492,978	$	4,993,949



	March 31, 2019		December 31, 2018
Long-lived assets:
Americas	$	8,049,632	$	5,852,995
Asia Pacific	880,119		736,970
Europe, Middle East, Africa and Other	176,360		155,708
Total long-lived assets	$	9,106,111	$	6,745,673

For the three months ended March 31, 2019, the Company had one customer that accounted for 10% or more of total revenue. For the three months ended March 31, 2018, the Company had no customers that accounted for 10% of total revenue.

As of March 31, 2019, the Company had three customers that accounted for 10% or more of the gross accounts receivable balance. As of December 31, 2018, the Company had one customer that accounted for 10% or more of the gross accounts receivable balance.