Note 3 - Uncompleted Contracts (Details) - Costs, Estimated Earnings, and Billings on Uncompleted Contracts (USD $)	Dec. 31, 2013	Dec. 31, 2012
Costs, Estimated Earnings, and Billings on Uncompleted Contracts [Abstract]
Costs incurred on uncompleted contracts	$ 1,807,628	$ 10,733,663
Estimated earnings	1,229,038	9,465,412
	3,036,666	20,199,075
Billings to date	(1,711,587)	(17,944,876)
	1,325,079	2,254,199
Costs and estimated earnings in excess of billings on uncompleted contracts	1,577,969	2,730,104
Billings in excess of costs and estimated earnings on uncompleted contracts	$ (252,890)	$ (475,905)