CONDENSED BALANCE SHEETS (Unaudited) - USD ($)	Jun. 30, 2016	Dec. 31, 2015
Current Assets:
Cash	$ 813,806	$ 1,002,023
Accounts receivable, net of allowance for doubtful accounts of $470,748 as of June 30, 2016 and $75,000 as of December 31, 2015	9,711,238	7,665,837
Costs and estimated earnings in excess of billings on uncompleted contracts	93,990,022	102,622,387
Prepaid expenses and other current assets	1,359,022	1,065,473
Total current assets	105,874,088	112,355,720
Property and equipment, net	2,296,753	2,358,736
Deferred income taxes	6,297,000	1,890,000
Other assets	213,856	108,080
Total Assets	114,681,697	116,712,536
Current Liabilities:
Accounts payable	12,660,863	18,379,469
Accrued expenses	1,119,775	1,057,682
Billings in excess of costs and estimated earnings on uncompleted contracts	378,177	175,438
Current portion of long-term debt	795,554	1,011,491
Contract loss	3,540,060	549,723
Line of credit	22,438,685	23,700,000
Income tax payable	23,971	189,000
Total current liabilities	40,957,085	45,062,803
Long-term debt, net of current portion	9,532,189	483,961
Other liabilities	745,387	633,663
Total Liabilities	51,234,661	46,180,427
Shareholders' Equity:
Common stock - $.001 par value; authorized 50,000,000 shares, 8,610,453 and 8,583,511 shares, respectively, issued and outstanding	8,610	8,584
Additional paid-in capital	52,552,408	52,137,384
Retained earnings	10,959,954	18,389,594
Accumulated other comprehensive loss	(73,936)	(3,453)
Total Shareholders' Equity	63,447,036	70,532,109
Total Liabilities and Shareholders' Equity	$ 114,681,697	$ 116,712,536

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.