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Computation of Net Loss Per Share (Tables) | 12 Months Ended
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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 | )
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Denominator for basic and diluted net loss per share: |  |  |  |  |  |
Weighted average shares |  | 112,327 |  |  | 111,554 |  |  | 111,189 |
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Net loss per share, basic and diluted |  | $ | (0.41 | ) |  | $ | (0.59 | ) |  | $ | (0.35 | )

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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