Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Income (Loss) Per Share (Narrative) (Details)

v2.4.1.9
Income (Loss) Per Share (Narrative) (Details)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Income (Loss) Per Share [Abstract]    
Stock options, RSUs and shares held back in connection with the MakerBot transaction to purchase shares excluded from computation of diluted net income (loss) per share, ecause their inclusion would have had an anti-dilutive effect on the diluted net income (loss) per share 2.95us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 0.16us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount