Consolidated Statements of Changes in Equity (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Statement of Stockholders' Equity [Abstract]
Issuance costs	$ 1,177	$ 2,206
Restricted stock award, shares	838	6
Represents equity value, description	Represents an amount less than $1	Represents an amount less than $1 thousand