TAXES ON INCOME (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014
Income Tax Disclosure [Line Items]
Withholding tax on the U.S. revenue source portion of the payments made to the Company for its share of Pfizer's net profits	15.00%
Net operating loss carry forwards	$ 138.8
Restricted Amount [Member]
Income Tax Disclosure [Line Items]
Net operating loss carry forwards	16.9
Protalix Ltd. [Member]
Income Tax Disclosure [Line Items]
Statutory income tax rate	39.00%
Additional tax rate, 2012	25.00%
Additional tax rate, 2013	25.00%
Additional tax rate, 2014 and thereafter	26.50%
Net operating loss carry forwards	$ 121.9