CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenue:
Total revenue	$ 135,147	$ 155,272	$ 381,912	$ 464,524
Cost of sales:
Total cost of sales	76,520	87,991	230,986	258,239
Gross profit	58,627	67,281	150,926	206,285
Operating expenses:
Selling, general and administrative	59,065	58,275	167,213	195,036
Research and development	18,866	20,940	55,107	63,654
Impairment of goodwill	48,300	0	48,300	0
Total operating expenses	126,231	79,215	270,620	258,690
Loss from operations	(67,604)	(11,934)	(119,694)	(52,405)
Interest and other (expense) income, net	(2,419)	(2,818)	(7,598)	(6,774)
Loss before income taxes	(70,023)	(14,752)	(127,292)	(59,179)
Provision for income taxes	(2,866)	(2,010)	(2,472)	(5,793)
Net loss	(72,889)	(16,762)	(129,764)	(64,972)
Less: net income attributable to noncontrolling interests	$ 0	81	$ 0	195
Net loss attributable to 3D Systems Corporation		$ (16,843)		$ (65,167)
Net loss per share available to 3D Systems Corporation common stockholders - basic and diluted (in dollars per share)	$ (0.61)	$ (0.15)	$ (1.12)	$ (0.57)
Products
Revenue:
Total revenue	$ 77,267	$ 94,506	$ 217,572	$ 280,611
Cost of sales:
Total cost of sales	49,010	58,044	150,395	166,809
Services
Revenue:
Total revenue	57,880	60,766	164,340	183,913
Cost of sales:
Total cost of sales	$ 27,510	$ 29,947	$ 80,591	$ 91,430