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Computation of Net Loss Per Share (Tables)
 12 Months Ended
Dec. 31, 2018
Earnings Per Share [Abstract]  
Schedule of Computation of Net Loss Per Share Reconciliation
(in thousands, except per share amounts)
 
2018
 
2017
 
2016
Numerator for basic and diluted net loss per share:
 
 
 
 
 
 
Net loss attributable to 3D Systems Corporation
 
$
(45,505
)
 
$
(66,191
)
 
$
(38,419
)

 
 
 
 
 
 
Denominator for basic and diluted net loss per share:
 
 
 
 
 
 
Weighted average shares
 
112,327

 
111,554

 
111,189


 
 
 
 
 
 
Net loss per share, basic and diluted
 
$
(0.41
)
 
$
(0.59
)
 
$
(0.35
)