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

Equity (Schedule of Stock-based Compensation) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total stock-based compensation expenses	$ 9,760us-gaap_ShareBasedCompensation	$ 6,736us-gaap_ShareBasedCompensation
Cost of sales [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total stock-based compensation expenses	1,833	912
Research and development, net [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total stock-based compensation expenses	1,868	938
Selling, general and administrative [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Total stock-based compensation expenses	$ 6,059	$ 4,886