Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Retirement Plans and Employee Rights Upon Termination (Narrative) (Details)

v2.4.1.9
Retirement Plans and Employee Rights Upon Termination (Narrative) (Details) (USD $)
2 Months Ended 12 Months Ended
Mar. 03, 2014
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Retirement Plans and Employee Rights Upon Termination [Abstract]        
Severance liabilities   $ 3,200,000ssys_SeveranceLiabilities $ 3,200,000ssys_SeveranceLiabilities  
Employee contribution percentage   50.00%us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent    
Employer contributions matching amount 3,000us-gaap_DefinedBenefitPlanContributionsByEmployer 3,000us-gaap_DefinedBenefitPlanContributionsByEmployer    
Percent of employee contribution matched by the Company 4.00%us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch 3.00%us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch    
Employer contribution amount   $ 2,800,000us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount $ 1,100,000us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount $ 800,000us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount