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

Income (Loss) Per Share (Schedule of Computations of Numerator and Denominator of Basic and Diluted Income (Loss) Per Share) (Details)

v2.4.1.9
Income (Loss) Per Share (Schedule of Computations of Numerator and Denominator of Basic and Diluted Income (Loss) Per Share) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Numerator:    
Net income (loss) attributable to Stratasys Ltd. - for the computation of basic and diluted net income (loss) per share $ (216,288)us-gaap_NetIncomeLoss $ 4,087us-gaap_NetIncomeLoss
Denominator:    
Weighted average shares - denominator for basic net income (loss) per share 50,956us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 49,273us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Add: Effect of dilutive securities    
Additional shares from the assumed exercise of employee stock options and unvested RSUs    1,312us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
Held back issuable shares in connection with MakerBot transaction    655us-gaap_IncrementalCommonSharesAttributableToContingentlyIssuableShares
Denominator for diluted income (loss) per share 50,956us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 51,240us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Net income (loss) per share attributable to Stratasys Ltd.    
Basic $ (4.24)us-gaap_EarningsPerShareBasic $ 0.08us-gaap_EarningsPerShareBasic
Diluted $ (4.24)us-gaap_EarningsPerShareDiluted $ 0.08us-gaap_EarningsPerShareDiluted