Note 4 - Contracts in Progress (Tables)

12 Months Ended

Nov. 30, 2013

Contractors [Abstract]

Schedule of Long-term Contracts [Table Text Block]

	Cost and Profit in Excess of Billings			Billings in Excess of Costs and Profit
November 30, 2013
Costs	$	326,560		$	115,789
Estimated earnings		106,848			21,470
		433,408			137,259
Less: amounts billed		(391,170	)		(154,980	)
	$	42,238		$	(17,721	)
November 30, 2012
Costs	$	127,858		$	4,994,950
Estimated earnings		42,200			2,932,023
		170,058			7,926,973
Less: amounts billed		(68,000	)		(9,052,639	)
	$	102,058		$	(1,125,666	)