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NOTE 12 - INCOME TAXES (Details) - USD ($)
$ in Thousands
 4 Months Ended 12 Months Ended
Jan. 01, 2018
Sep. 30, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
NOTE 12 - INCOME TAXES (Details) [Line Items]          
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent   21.00%      
Deferred Other Tax Expense (Benefit)       $ (545)  
Operating Loss Carryforwards     $ 110,136    
Deferred Tax Assets, Tax Credit Carryforwards, Research     6,257    
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax     123 123  
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount   $ 9,332      
Unrecognized Tax Benefits   $ 1,435 1,435 $ 1,174 $ 1,219
Income Tax Examination, Penalties and Interest Expense     $ 0    
Minimum [Member]          
NOTE 12 - INCOME TAXES (Details) [Line Items]          
Operating Loss Carryforwards, Expiration Date   2019      
Maximum [Member]          
NOTE 12 - INCOME TAXES (Details) [Line Items]          
Operating Loss Carryforwards, Expiration Date   2038      
Domestic Tax Authority [Member]          
NOTE 12 - INCOME TAXES (Details) [Line Items]          
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 21.00%     35.00%