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NOTE 3 - CONTRACT ASSETS AND LIABILITIES (Tables)
6 Months Ended
Jun. 30, 2019
Disclosure Text Block [Abstract]  
Schedule of Costs in Excess of Billings

The table below reconciles the net excess billings to the amounts included in the balance sheets at those dates:

 

  June 30,   December 31,
  2019   2018
Contract assets $ 13,221    $ 12,772 
Contract liabilities $ (75,000)   $ (84,496)
Net amount of contract liabilities in excess of contract assets $ (61,779)   $ (71,724)