Note 2 - Revenue

6 Months Ended

Jun. 30, 2018

Notes to Financial Statements

Revenue from Contract with Customer [Text Block]

2

. Revenue

The following tables present the Company’s revenues disaggregated by type:

	Three months ended June 30 ,				Six months ended June 30 ,
(in thousands)	201 8		201 7		201 8		201 7
R evenue
Product	$	11,721	$	10,422	$	19,656	$	18,808
Service		17,597		15,698		31,032		28,817
Total revenue	$	29,318	$	26,120	$	50,688	$	47,625

The following tables present the Company’s revenues disaggregated by indication:

	Three months ended June 30 ,				Six months ended June 30 ,
(in thousands)	201 8		201 7		201 8		201 7
R evenue
Tuberculosis	$	24,962	$	21,338	$	43,799	$	39,880
Tick-borne disease and other		4,356		4,782		6,889		7,745
Total revenue	$	29,318	$	26,120	$	50,688	$	47,625

The following tables reflect revenue by geography (United States, Europe and rest of world, or Europe and ROW, and Asia):

	Three months e nded June 30 ,
(in thousands, except percentages)	201 8				201 7
Revenue
United States	$	17,696	60	%	$	16,093	62	%
Europe and ROW		2,234	8	%		1,914	7	%
Asia		9,388	32	%		8,113	31	%
Total revenue	$	29,318	100	%	$	26,120	100	%

	Six months e nded June 30 ,
(in thousands, except percentages)	201 8				201 7
Revenue
United States	$	31,089	61	%	$	29,629	62	%
Europe and ROW		4,474	9	%		3,720	8	%
Asia		15,125	30	%		14,276	30	%
Total revenue	$	50,688	100	%	$	47,625	100	%