STATEMENTS OF CASH FLOWS (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Cash flows from operating activities:
Net income	$ 7,736,894	$ 11,011,130	$ 7,416,928
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	704,435	623,795	591,373
Deferred rent	54,621	90,419	266,909
Stock-based compensation expense	379,809	382,657	985,600
Common stock issued as employee compensation	41,830	37,761	36,157
Deferred portion of provision for income taxes	(107,000)	11,000	(103,000)
Tax benefit for stock options	(27,000)	(313,000)	(438,000)
Bad debts	0	(50,000)	75,000
Changes in operating assets and liabilities:
(Increase) decrease in accounts receivable	2,382,092	(3,951,680)	1,791,974
Increase (decrease) in other assets	1,512,904	0	0
Increase in costs and estimated earnings in excess of billings on uncompleted contracts	(3,612,292)	(29,783,016)	(31,942,776)
Decrease (increase) in prepaid expenses and other current assets	(183,205)	240,263	(8,220)
Decrease (increase) in accounts payable and accrued expenses	(5,817,028)	1,465,562	4,423,371
(Decrease) increase in income taxes payable	582,536	(2,383,000)	3,105,994
Increase (decrease) in billings in excess of costs and estimated earnings on uncompleted contracts	(380,683)	540,387	97,580
Net cash provided by (used in) operating activities	3,267,913	(22,077,722)	(13,701,110)
Cash flows from investing activities:
Purchase of property and equipment	(637,370)	(825,110)	(1,587,898)
Net cash provided by (used in) investing activities	(637,370)	(825,110)	(1,587,898)
Cash flows from financing activities:
Proceeds from exercise of stock options	0	1,290,515	455,447
Proceeds from sale of common stock	0	13,323,694	0
Payment of line of credit	(13,100,000)	(4,000,000)	0
Proceeds from line of credit	11,000,000	11,350,000	15,300,000
Payment of long-term debt	(1,101,243)	(2,042,774)	(849,615)
Proceeds from long-term debt	0	4,500,000	0
Tax benefit for stock options	27,000	313,000	438,000
Net cash provided by financing activities	(3,174,243)	24,734,435	15,343,832
Net increase (decrease) in cash	(543,700)	1,831,603	54,824
Cash at beginning of year	2,709,803	878,200	823,376
Cash at end of year	2,166,103	2,709,803	878,200
Supplemental schedule of noncash investing and financing activities:
Equipment acquired under capital lease	9,342	76,592	751,129
Settlement of other receivables	0	0	30,000
Accrued expenses settled in exchange for common stock	152,076	228,290	0
Stock options proceeds paid with Company's stock	303,064	355,655	159,000
Supplemental schedule of cash flow information:
Cash paid during the year for interest	985,189	783,373	366,491
Cash paid for income taxes	$ 3,000,000	$ 7,886,409	$ 180,000