Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Expiration date of each operating loss carryforward included in operating loss carryforward, in CCYY-MM-DD format.

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The amount of compensation earned (contract income) under a research and development arrangement accounted for as a contract to perform research and development for others.

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The amount of consideration recognized during the period for the milestone or milestones.

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INCOME TAXES (Narrative) (Details) - USD ($) $ in Thousands		1 Months Ended	5 Months Ended	12 Months Ended
INCOME TAXES (Narrative) (Details) - USD ($) $ in Thousands	Dec. 14, 2015	Apr. 17, 2016	Oct. 31, 2014	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2013
Israeli corporate tax rate					24.00%	25.00%	26.50%
Tax payment withheld						$ 20	$ 390
Milestone payments received	$ 7,800	$ 400	$ 7,200			$ 400	$ 7,800
Upfront payment received								$ 10,000
2018 year [Member]
Israeli corporate tax rate				23.00%
United States [Member]
Net operating loss carryforward					$ 9,200
United States [Member] \| Maximum [Member]
Year of expiration of operating loss carryforward					Dec. 31, 2032
United States [Member] \| Minimum [Member]
Year of expiration of operating loss carryforward					Dec. 31, 2020
Domestic Tax Authority [Member]
Net operating loss carryforward					$ 227,000