Costs and Estimated Earnings Related to Billings on Uncompleted Contracts (Tables)

9 Months Ended

Nov. 30, 2012

Costs and Estimated Earnings Related to Billings on Uncompleted Contracts [Abstract]

Information relative to contracts

	November 30,			February 29,
	2012			2012
Costs incurred to date on uncompleted contracts	$	5,088		$	7,499
Estimated earnings recognized to date on these contracts		2,795			4,373
		7,883			11,872
Billings to date		(4,835	)		(8,978	)
Costs and estimated earnings in excess of billings, net	$	3,048		$	2,894
Costs and estimated earnings in excess of billings	$	3,244		$	3,236
Billings in excess of costs and estimated earnings		(196	)		(342	)
	$	3,048		$	2,894