Note 14 - Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2018

Notes Tables

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

	Three Months Ended September 30,
	2018		2017
Revenue mix by geography:
United States	$	24,329	$	23,275
Japan		5,021		4,686
Asia, excluding Japan		4,348		3,488
Europe		2,356		2,024
Rest of the world		4,519		4,700
Total consolidated revenue	$	40,573	$	38,173
Revenue mix by product category:
Systems	$	33,197	$	31,861
Consumables		1,055		596
Skincare		1,423		1,029
Total product revenue	$	35,675	$	33,486
Service		4,898		4,687
Total consolidated revenue	$	40,573	$	38,173

	Nine Months Ended September 30,
	2018		2017
Revenue mix by geography:
United States	$	73,597	$	64,058
Japan		12,522		12,276
Asia, excluding Japan		11,422		9,501
Europe		6,729		5,469
Rest of the world		12,981		12,557
Total consolidated revenue	$	117,251	$	103,861
Revenue mix by product category:
Systems	$	95,727	$	84,969
Consumables		2,881		1,743
Skincare		3,981		2,976
Total product revenue	$	102,589	$	89,688
Service		14,662		14,173
Total consolidated revenue	$	117,251	$	103,861