GENERAL - PRIVATE PLACEMENT(Details) $ / shares in Units, $ in Thousands						6 Months Ended
	May 25, 2017 shares	Apr. 25, 2017 USD ($) director	Apr. 20, 2017 ₪ / shares shares	Aug. 04, 2016 USD ($) director	Jul. 29, 2016 $ / item ₪ / shares shares	Jun. 30, 2017 USD ($) shares	Jun. 30, 2017 ₪ / shares	Apr. 20, 2017 USD ($) $ / shares shares	Dec. 31, 2016 ₪ / shares	Jul. 29, 2016 USD ($) $ / shares shares
Class of Stock [Line Items]
Ordinary share, nominal value (in dollars per share) | ₪ / shares							₪ 0.01		₪ 0.01
Issuance costs, upon issuance of Ordinary shares in a private placement						$ 1,449
Ordinary Shares
Class of Stock [Line Items]
Issuance of Ordinary Shares (in shares) | shares						5,031,550
Exercise of warrants into Ordinary Shares (in shares) | shares						1,351,766
Private Placement | Warrant to purchase Ordinary Shares
Class of Stock [Line Items]
Warrants authorized (in warrants) | shares								2,515,775
Sale price of warrants issued ( in dollars per warrant) | $ / shares								$ 0.125
Exercise price of warrants (in dollars per share) | $ / shares								$ 6.785		$ 3.5995
Exercise of warrants into Ordinary Shares (in shares) | shares	1,351,766
Private Placement | Warrant to purchase Ordinary Shares | First tranche
Class of Stock [Line Items]
Warrants authorized (in warrants) | shares										6,554,016
Private Placement | Ordinary shares and warrants to purchase ordinary shares
Class of Stock [Line Items]
Value of shares and warrants to which the company agreed to issue and sell								$ 30,000		$ 32,000
Gross proceeds from issuance of shares and warrants		$ 28,110
Issuance costs, upon issuance of Ordinary shares in a private placement		1,890
Private Placement | Ordinary shares and warrants to purchase ordinary shares | Board members
Class of Stock [Line Items]
Gross proceeds from issuance of shares and warrants		$ 2,999
Number of board members invested | director		1
Private Placement | Ordinary shares and warrants to purchase ordinary shares | First tranche
Class of Stock [Line Items]
Sale price per combined unit (in dollars per unit) | $ / item					3.255
Gross proceeds from issuance of shares and warrants				$ 21,333
Issuance costs, upon issuance of Ordinary shares in a private placement				1,748
Private Placement | Ordinary shares and warrants to purchase ordinary shares | First tranche | Board members
Class of Stock [Line Items]
Gross proceeds from issuance of shares and warrants				$ 5,133
Number of board members invested | director				2
Private Placement | Ordinary Shares
Class of Stock [Line Items]
Issuance of Ordinary Shares (in shares) | shares			5,031,550
Ordinary share, nominal value (in dollars per share) | ₪ / shares			₪ 0.01
Sale price of shares issued (in dollars per share) | $ / shares								$ 5.90
Private Placement | Ordinary Shares | First tranche
Class of Stock [Line Items]
Issuance of Ordinary Shares (in shares) | shares					6,554,016
Ordinary share, nominal value (in dollars per share) | ₪ / shares					₪ 0.01
Private Placement | Ordinary Shares | Second tranche
Class of Stock [Line Items]
Value of shares and warrants to which the company agreed to issue and sell										$ 10,700
Sale price of shares issued (in dollars per share) | $ / shares										$ 3.13
Trading days basis of shares price					30 days