Document and Entity Information	12 Months Ended
Dec. 31, 2018 shares
Document and Entity Information [Abstract]
Entity Registrant Name	STRATASYS LTD.
Entity Central Index Key	0001517396
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Entity Shell Company	false
Entity Emerging Growth Company	false
Trading Symbol	ssys
Document Type	20-F
Amendment Flag	false
Document Period End Date	Dec. 31, 2018
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2018
Entity Well-Known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Common Stock, Shares Outstanding	53,880,751

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