NOTE 4 - CONTRACTS (Detail) - Schedule of Costs, Estimated Earnings and Billings on Uncompleted Contracts (USD $) In Thousands, unless otherwise specified	Mar. 30, 2013	Dec. 29, 2012
Costs incurred on uncompleted contracts	$ 50,345	$ 51,649
Estimated earnings (losses) on uncompleted contracts	4,889	3,216
Earned revenues	55,234	54,865
Less: billings to date	58,021	55,855
Net costs and estimated earnings in excess of billings on uncompleted contracts	(2,787)	(990)
Costs and estimated earnings in excess of billings on uncompleted contracts	1,651	3,840
Billings in excess of costs and estimated earnings on uncompleted contracts	(4,438)	(4,830)
Net costs and estimated earnings in excess of billings on uncompleted contracts	$ (2,787)	$ (990)