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CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Cash flows from operating activities:    
Net income (loss) $ 2,014,948 $ (7,429,640)
Adjustments to reconcile net income (loss) to net cash used in operating activities:    
Depreciation and amortization 302,032 388,311
Debt issue costs 42,786  
Deferred rent (15,340) 3,432
Loss on disposal of fixed asset 21,010  
Stock-based compensation expense 697,005 415,050
Bad debt expense   395,749
Deferred income taxes 1,155,532 (4,364,000)
Changes in operating assets and liabilities:    
(Increase) decrease in accounts receivable 2,174,184 (2,441,150)
(Increase) decrease in costs and estimated earnings in excess of billings on uncompleted contracts (2,113,884) 8,632,365
Increase in prepaid expenses and other assets (340,026) (293,549)
Decrease in accounts payable and accrued expenses (4,972,453) (5,653,060)
Increase in billings in excess of costs and estimated earnings on uncompleted contracts 807,495 202,739
Increase (decrease) in accrued losses on uncompleted contracts (887,573) 2,990,337
Decrease in income taxes payable   (173,673)
Net cash used in operating activities (1,114,284) (7,327,089)
Cash flows from investing activities:    
Purchase of plant and equipment (147,957) (93,753)
Proceeds from sale of fixed asset 42,480  
Net cash used in investing activities (105,477) (93,753)
Cash flows from financing activities:    
Payment on long-term debt (504,528) (1,352,204)
Proceeds from long-term debt   10,000,000
Proceeds from line of credit 3,000,000 28,238,685
Payment on line of credit (1,200,000) (29,500,000)
Debt issue costs paid   (153,856)
Net cash provided by financing activities 1,295,472 7,232,625
Net increase (decrease) in cash 75,711 (188,217)
Cash at beginning of period 1,039,586 1,002,023
Cash at end of period 1,115,297 813,806
Noncash investing and financing activities:    
Equipment acquired under capital lease   232,575
Cash paid during the period for:    
Interest 795,151 411,883
Income taxes $ 28,468 $ 201,932