v3.26.1
NET LOSS PER SHARE (Net Loss Per Share Reconciliation) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Numerator for basic and diluted net loss per share:    
Net loss attributable to 3D Systems' Corporation common stock shareholders $ (4,424) $ (36,986)
Denominator for basic and diluted net loss per share:    
Weighted average shares outstanding – basic (in shares) 143,261 132,462
Weighted average shares outstanding – diluted (in shares) 143,261 132,462
Net loss per common share - basic and diluted:    
Basic (in dollars per share) $ (0.03) $ (0.28)
Diluted (in dollars per share) $ (0.03) $ (0.28)