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CONSOLIDATED BALANCE SHEETS (Parenthetical) - ₪ / shares
Jun. 30, 2020
Dec. 31, 2019
Statement of Financial Position [Abstract]    
Ordinary shares, par value per share ₪ 0.01 ₪ 0.01
Ordinary shares, shares authorized 200,000,000 200,000,000
Ordinary shares, shares issued 82,694,209 67,922,836
Ordinary shares, shares outstanding 82,694,209 67,922,836