Net Loss Per Share (Net Income (Loss) Per Share Reconciliation) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
	Oct. 04, 2022	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Numerator for basic and diluted net loss per share:
Net loss attributable to 3D Systems Corporation		$ (27,258)	$ (28,895)	$ (43,259)	$ (58,316)
Redeemable non-controlling interest redemption value in excess of carrying value		(98)	(172)	(173)	(260)
Net loss attributable to common stock shareholders		$ (27,356)	$ (29,067)	$ (43,432)	$ (58,576)
Denominator for net loss per share:
Weighted average shares outstanding - basic (in shares)		131,802	129,907	131,311	129,535
Weighted average shares outstanding - diluted (in shares)		131,802	129,907	131,311	129,535
Net loss per share - basic (in dollars per share)		$ (0.21)	$ (0.22)	$ (0.33)	$ (0.45)
Net loss per share - diluted (in dollars per share)		$ (0.21)	$ (0.22)	$ (0.33)	$ (0.45)
Dp polar GmbH
Denominator for net loss per share:
Issuance of shares (in shares)	250