Quarterly report pursuant to Section 13 or 15(d)

CONTRACT ACCOUNTING (Schedule of Contract Assets on Uncompleted Contracts) (Details)

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CONTRACT ACCOUNTING (Schedule of Contract Assets on Uncompleted Contracts) (Details) - USD ($)
Jun. 30, 2018
Dec. 31, 2017
Revenue from Contract with Customer [Abstract]    
Costs and estimated earnings recognized $ 638,861 $ 1,613,731
Less: Billings or cash received (298,940) (1,189,938)
Contract assets $ 339,921 $ 423,793