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CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Cash flows from operating activities:    
Net income (loss) $ (7,429,640) $ 1,918,228
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Depreciation and amortization 388,311 411,937
Deferred rent 3,432 23,008
Stock-based compensation 415,050 415,035
Bad debt expense 395,749  
Deferred income taxes (4,364,000) 566,956
Tax benefit from stock option plans   (33,000)
Changes in operating assets and liabilities:    
Increase in accounts receivable (2,441,150) (1,103,771)
(Increase) decrease in costs and estimated earnings in excess of billings on uncompleted contracts 8,632,365 (11,128,117)
Increase in prepaid expenses and other assets (293,549) (174,359)
Increase (decrease) in accounts payable and accrued expenses (5,653,060) 2,103,957
Increase in billings in excess of costs and estimated earnings on uncompleted contracts 202,739 (95,988)
Increase in accrued losses on uncompleted contracts 2,990,337 1,345,336
Taxes refunded   8,133,433
Increase (decrease) in income taxes payable (173,673) 46,525
Net cash provided by (used in) operating activities (7,327,089) 2,429,180
Cash used in investing activities - purchase of plant and equipment (93,753) (105,442)
Cash flows from financing activities:    
Payments on long-term debt (1,352,204) (502,954)
Proceeds from long-term debt 10,000,000  
Proceeds from line of credit 28,238,685 6,000,000
Payments on line of credit (29,500,000) (8,650,000)
Debt issue costs paid (153,856)  
Proceeds from exercise of stock options   80,000
Tax benefit from stock option plans   33,000
Net cash provided by (used in) financing activities 7,232,625 (3,039,954)
Net decrease in cash (188,217) (716,216)
Cash at beginning of period 1,002,023 1,504,907
Cash at end of period 813,806 788,691
Noncash investing and financing activities:    
Equipment acquired under capital lease 232,575 116,184
Cash paid during the period for:    
Interest 411,883 470,871
Income taxes $ 201,932 $ 29