CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 31, 2021		128,375
Beginning balance at Dec. 31, 2021	$ 842,381	$ 128	$ 1,501,210	$ (621,251)	$ (37,706)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued, vested & expired under equity incentive plans (in shares)		2,783
Shares issued, vested & expired under equity incentive plans	3	$ 3
Shares withheld related to net-share settlement of equity awards (in shares)		(746)
Shares withheld related to net-share settlement of equity awards	(10,864)	$ (1)	(10,863)
Shares issued to acquire assets and businesses (in shares)		795
Shares issued to acquire assets and businesses	7,091	$ 1	7,090
Stock-based compensation expense	50,756		50,756
Redeemable non-controlling interest redemption value below carrying value	(596)		(596)
Net loss attributable to 3D Systems Corporation	(122,711)			(122,711)
Pension plan adjustment	2,942				2,942
Unrealized loss on short-term investments	(328)				(328)
Foreign currency translation adjustment	(18,730)				(18,730)
Ending balance (in shares) at Dec. 31, 2022		131,207
Ending balance at Dec. 31, 2022	749,944	$ 131	1,547,597	(743,962)	(53,822)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued, vested & expired under equity incentive plans (in shares)		3,033
Shares issued, vested & expired under equity incentive plans	3	$ 3
Shares withheld related to net-share settlement of equity awards (in shares)		(621)
Shares withheld related to net-share settlement of equity awards	(5,211)		(5,211)
Stock-based compensation expense	35,612		35,612
Redeemable non-controlling interest redemption value below carrying value	(479)		(479)
Net loss attributable to 3D Systems Corporation	(362,688)			(362,688)
Pension plan adjustment	(386)				(386)
Unrealized loss on short-term investments	328				328
Foreign currency translation adjustment	9,630				9,630
Ending balance (in shares) at Dec. 31, 2023		133,619
Ending balance at Dec. 31, 2023	426,753	$ 134	1,577,519	(1,106,650)	(44,250)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued, vested & expired under equity incentive plans (in shares)		2,511
Shares issued, vested & expired under equity incentive plans	2	$ 2
Shares withheld related to net-share settlement of equity awards (in shares)		(620)
Shares withheld related to net-share settlement of equity awards	(2,662)		(2,662)
Stock-based compensation expense	18,448		18,448
Redeemable non-controlling interest redemption value below carrying value	61		61
Net loss attributable to 3D Systems Corporation	(255,593)			(255,593)
Pension plan adjustment	(163)				(163)
Foreign currency translation adjustment	(10,653)				(10,653)
Ending balance (in shares) at Dec. 31, 2024		135,510
Ending balance at Dec. 31, 2024	$ 176,193	$ 136	$ 1,593,366	$ (1,362,243)	$ (55,066)