Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
CURRENT ASSETS:
Cash and cash equivalents	$ 13,861	$ 5,514
Accounts receivable:
Trade, net	416	823
Other	152	150
Prepaid expenses	40	87
Inventory	1,402	1,236
TOTAL CURRENT ASSETS	15,871	7,810
NON-CURRENT ASSETS:
Property, plant and equipment, net	459	547
Operating lease right of use assets	790	937
Fund in respect of employee rights upon retirement	620	586
TOTAL NON-CURRENT ASSETS	1,869	2,070
TOTAL ASSETS	17,740	9,880
Accounts payable and accruals:
Trade	458	646
Other	2,774	2,449
Contract liability	17	20
TOTAL CURRENT LIABILITIES	3,249	3,115
LONG-TERM LIABILITIES-
Operating lease liabilities	476	653
Liability for employees rights upon retirement	801	729
TOTAL LONG-TERM LIABILITIES	1,277	1,382
COMMITMENTS AND CONTINGENT LIABILITIES (Note 8)
TOTAL LIABILITIES	4,526	4,497
EQUITY:
Common stock, par value $0.0001 per share; 150,000,000 shares authorized at June 30, 2020 and December 31, 2019; 33,358,994 and 3,916,134 shares issued and outstanding at June 30, 2020 and December 31, 2019, respectively	3
Additional paid-in capital	175,301	163,015
Accumulated deficit	(162,090)	(157,632)
Total equity	13,214	5,383
Total liabilities and equity	17,740	9,880
Preferred B Shares [Member]
EQUITY:
Preferred stock, value
Preferred C Shares [Member]
EQUITY:
Preferred stock, value