GEOGRAPHIC INFORMATION AND MAJOR CUSTOMER AND PRODUCT DATA (Schedule long-lived assets by geographic region) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Summary of revenues and long-lived assets by geographic region [Line items]
Long-lived assets	$ 906	$ 1,258
Israel
Summary of revenues and long-lived assets by geographic region [Line items]
Long-lived assets	330	476
United States
Summary of revenues and long-lived assets by geographic region [Line items]
Long-lived assets	361	565
Germany
Summary of revenues and long-lived assets by geographic region [Line items]
Long-lived assets	$ 215	$ 217