Geographical Information

9 Months Ended

Jun. 30, 2019

We evaluate our reportable segment pursuant to ASC 280, Segment Reporting. The Company's Chief Executive Officer is the chief operating decision maker and he assesses the performance of the operating segment and allocates resources to the segment based on its business prospects, competitive factors, net revenue, operating results, and other non-U.S. GAAP financial ratios. Based on this evaluation, the Company operates as a single reportable segment, Fiber Optics.

Revenue: The following tables set forth revenue by geographic region with revenue assigned to geographic regions based on our customers’ billing address.



Revenue by Geographic Region	For the three months ended June 30,				For the nine months ended June 30,
(in thousands)	2019		2018		2019		2018
United States and Canada	$	14,208	$	12,965	$	48,432	$	47,984
Asia	1,684		3,116		9,936		7,919
Europe	1,315		1,534		4,362		4,266
Other	12		102		235		207
Total revenue	$	17,219	$	17,717	$	62,965	$	60,376

Significant Customers: Significant customers are defined as customers representing greater than 10% of our consolidated revenue. Revenue from three and two of our significant customers represented an aggregate of 52% and 56% of our consolidated revenue for the three months ended June 30, 2019 and 2018, respectively. Revenue from three and two of our significant customers represented an aggregate of 57% and 58% of our consolidated revenue for the nine months ended June 30, 2019 and 2018, respectively.

Long-lived Assets: Long-lived assets consist of land, building and property, plant, and equipment. As of June 30, 2019 and September 30, 2018, approximately 89% and 49%, respectively, of our long-lived assets were located in the United States. The remaining long-lived assets are primarily located in China.