Note 17 - Segment and Geographic Information (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

Revenue from External Customers by Products and Services [Table Text Block]

	Year Ended December 31,
(in thousands)	2015		2014		2013
Revenue:
Injection Molding (Protomold)	$	163,387	$	140,282	$	115,069
CNC Machining (Firstcut)		74,368		59,914		48,043
3D Printing (Fineline)		25,132		9,387		-
Other		1,219		-		-
Total revenue	$	264,106	$	209,583	$	163,112

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

	Year Ended December 31,
(in thousands)	2015		2014		2013
Revenue:
United States	$	194,065	$	156,033	$	119,870
International		70,041		53,550		43,242
Total revenue	$	264,106	$	209,583	$	163,112

Long-lived Assets by Geographic Areas [Table Text Block]

	December 31,
(in thousands)	2015		2014
Long-lived assets:
United States	$	98,633	$	76,923
International		26,842		14,703
Total long-lived assets	$	125,475	$	91,626