SELECTED FINANCIAL STATEMENT INFORMATION (Details 1) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013	Oct. 31, 2012
Costs incurred on uncompleted contracts	$ 7,995	$ 6,673
Estimated earnings	7,413	6,235
Total cost incurred and estimated earnings on uncompleted percentage-of completed contracts	15,408	12,908
Less: Billings to date	(10,222)	(7,426)
Cost and estimated earnings on uncompleted contracts, net	5,186	5,482
Included in the accompanying Condensed Consolidated Balance Sheets under the following captions:
Accounts receivable, net (costs and estimated earnings in excess of billings)	5,313	5,482
Accrued expenses and other current liabilities (billings in excess of costs and estimated earnings)	$ (127)	$ 0