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CONSOLIDATED BALANCE SHEETS (PARENTHETICAL) - ₪ / shares
Dec. 31, 2019
Dec. 31, 2018
Statement of Financial Position [Abstract]    
Ordinary shares, par value per share ₪ 0.9 ₪ 0.9
Ordinary shares, shares authorized 13,000,000 13,000,000
Ordinary shares, shares issued 9,149,169 9,149,169
Ordinary shares, shares outstanding 8,874,696 8,874,696
Treasury shares, shares 274,473 274,473