CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenue:
Total revenue	$ 629,094	$ 687,660	$ 646,069
Cost of sales:
Total cost of sales	351,053	363,266	341,230
Gross profit	278,041	324,394	304,839
Operating expenses:
Selling, general and administrative	254,355	272,287	264,185
Research and development	80,790	95,298	94,627
Total operating expenses	335,145	367,585	358,812
Loss from operations	(57,104)	(43,191)	(53,973)
Interest and other expense, net	(7,996)	(37)	(3,548)
Loss before income taxes	(65,100)	(43,228)	(57,521)
Provision for income taxes	(4,532)	(2,035)	(7,802)
Net loss	(69,632)	(45,263)	(65,323)
Less: net income attributable to noncontrolling interests	248	242	868
Net loss attributable to 3D Systems Corporation	$ (69,880)	$ (45,505)	$ (66,191)
Net loss per share available to 3D Systems Corporation common stockholders - basic and diluted (in usd per share)	$ (0.61)	$ (0.41)	$ (0.59)
Products
Revenue:
Total revenue	$ 384,577	$ 429,215	$ 391,596
Cost of sales:
Total cost of sales	229,821	229,793	216,446
Services
Revenue:
Total revenue	244,517	258,445	254,473
Cost of sales:
Total cost of sales	$ 121,232	$ 133,473	$ 124,784