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REVENUE RECOGNITION (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Revenue by long-term contract type $ 23,158,251 $ 20,261,239 $ 48,741,782 $ 38,452,862
Government Subcontracts [Member]        
Revenue by long-term contract type 14,586,860 10,573,932 31,262,152 18,711,658
Commercial Contracts [Member]        
Revenue by long-term contract type 6,742,916 7,351,187 13,396,073 14,827,282
Prime Government Contracts [Member]        
Revenue by long-term contract type $ 1,828,475 $ 2,336,120 $ 4,083,557 $ 4,913,922