Note 3 - Revenue (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Year Ended December 31,
(in thousands)	2019		2018		2017
Revenue:
United States	$	360,205	$	350,535	$	263,086
Europe		82,805		80,889		70,154
Japan		15,718		14,172		11,250
Total revenue	$	458,728	$	445,596	$	344,490

	Year Ended December 31,
(in thousands)	2019		2018		2017
Revenue:
Injection Molding	$	217,415	$	210,523	$	194,432
CNC Machining		155,473		153,521		103,739
3D Printing		61,352		53,342		43,329
Sheet Metal		21,000		24,998		1,767
Other Revenue		3,488		3,212		1,223
Total revenue	$	458,728	$	445,596	$	344,490