Segment and Significant Concentrations

3 Months Ended

Mar. 31, 2016

Segment Reporting [Abstract]

Segment and Significant Concentrations

Segment and Significant Concentrations

The Company and its wholly owned subsidiaries operate in one business segment.

The following table summarizes total revenue by type (in thousands):

	Three Months Ended March 31,
	2016		2015
Revenue:
System and other revenue	$	24,284	$	18,714
Reagent and disposable revenue	120,496		113,923
Total revenue	$	144,780	$	132,637

The Company currently sells product through its direct sales force and through third-party distributors. No single customer or distributor accounted for more than 10% of total revenue for the three months ended March 31, 2016 and 2015.

The following table summarizes revenue by geographic region (in thousands):

	Three Months Ended March 31,
	2016		2015
Geographic revenue information:
North America	$	82,390	$	82,305
International	62,390		50,332
Total revenue	$	144,780	$	132,637

The Company recognized revenue of $79.7 million and $77.0 million for sales to United States customers for the three months ended March 31, 2016 and 2015, respectively.

No single country outside of the United States represented more than 10% of the Company’s total revenue for the three months ended March 31, 2016 and 2015.

The following table summarizes long-lived assets, excluding intangible assets and goodwill, by geographic region (in millions):

	March 31, 2016		December 31, 2015
United States	$	125,102	$	108,210
Other regions	18,867		19,429
Total long-lived assets	$	143,969	$	127,639

The Company does not hold a significant amount of long-lived assets in any single country outside of the United States as of March 31, 2016 and December 31, 2015.