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Condensed Consolidated Balance Sheets (Parenthetical) (unaudited) - ₪ / shares
Mar. 31, 2021
Dec. 31, 2020
Statement Of Financial Position [Abstract]    
Ordinary shares, par value ₪ 0.01 ₪ 0.01
Ordinary shares, shares authorized 100,000,000 100,000,000
Ordinary shares, issued 22,280,394 22,167,791
Ordinary shares, outstanding 22,280,394 22,167,791