| Component: (Network and Table) | |
|---|---|
| Network | 42004 - Disclosure - Income Taxes (Schedule Of Effective Tax Rate Reconciliation) (Details) (https://www.3dsystems.com/role/DisclosureIncomeTaxesScheduleOfEffectiveTaxRateReconciliationDetails)  | 
| Table | (Implied) | 
| Reporting Entity [Axis] | 0000910638 (https://www.sec.gov/CIK) | 
| Income Taxes [Abstract] | Period [Axis] | ||
|---|---|---|---|
2012-01-01 - 2012-12-31  | 2011-01-01 - 2011-12-31  | 2010-01-01 - 2010-12-31  | |
Income Taxes [Abstract]  | |||
Tax provision based on the federal statutory rate  | .350    | .350    | .350    | 
Release of valuation allowances  | (.124)   | (.192)   | (.059)   | 
Use of non-operating losses against U.S. taxable income, taxes  | (.146)   | (.248)   | (.330)   | 
Deemed income related to foreign operations  | .001    | .007    | .028    | 
Income not subject to tax  | (.020)   | ||
State taxes, net of federal benefit, before valuation allowance  | .023    | .013    | .028    | 
Return to provision adjustments, foreign current and deferred balances  | .005    | (.007)   | .004    | 
Foreign income tax rate differential  | (.007)   | (.006)   | (.023)   | 
Other  | (.002)   | .011    | .011    | 
Effective tax rate  | .100    | (.092)   | .009    |