SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017	Dec. 31, 2016
CURRENT LIABILITIES:
Contracts liability	$ 2,651
Total current liabilities	24,150	$ 22,752
LONG TERM LIABILITIES:
Contracts liability	22,382	25,015
Total long term liabilities	76,089	78,919
Total liabilities	100,239	101,671
CAPITAL DEFICIENCY	(35,442)	(29,457)	$ (68,470)	$ (9,957)
Previously Reported [Member]
CURRENT LIABILITIES:
Contracts liability	0
Total current liabilities	21,499
LONG TERM LIABILITIES:
Contracts liability	29,030	26,851
Total long term liabilities	82,737
Total liabilities	104,236
CAPITAL DEFICIENCY	(39,439)
Restatement Adjustment [Member]
CURRENT LIABILITIES:
Contracts liability	2,651
Total current liabilities	2,651
LONG TERM LIABILITIES:
Contracts liability	(6,648)	$ (1,836)
Total long term liabilities	(6,648)
Total liabilities	(3,997)
CAPITAL DEFICIENCY	$ 3,997