Information About Geographic Areas (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Product revenue by geography based on billing address of customers

The following table represents our total revenue by geographic area of our customers for each year presented (in thousands): 

	Year Ended December 31,
	2017		2016		2015
United States	$	45,820	$	52,637	$	55,404
Europe	32,642		29,739		36,772
Asia-Pacific	20,005		18,478		16,967
Other	3,470		3,592		5,569
Total	$	101,937	$	104,446	$	114,712

Net long-lived assets consisting of property and equipment in different geographic areas

We had long-lived assets consisting of property and equipment, net of accumulated depreciation, in the following geographic areas for each year presented (in thousands):

	December 31,
	2017		2016
United States	$	3,500	$	6,145
Singapore	5,167		6,830
Canada	3,481		3,503
Europe	125		43
Asia-Pacific	28		4
Total	$	12,301	$	16,525