SELECTED FINANCIAL STATEMENT INFORMATION (Details 1) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2012	Oct. 31, 2011
Costs incurred on uncompleted contracts	$ 6,673	$ 4,443
Estimated earnings	6,235	4,206
Total cost incurred and estimated earnings on uncompleted percentage-of completed contracts	12,908	8,649
Less: Billings to date	(7,426)	(4,876)
Costs in Excess of Billings on Uncompleted Contracts or Programs	$ 5,482	$ 3,773