Accrued Expenses and Other Liabilities (Tables)

12 Months Ended

Jan. 31, 2013

Accounts Payable and Accrued Liabilities [Abstract]

Schedule Of Accrued Expenses and Other Liabilities [Table Text Block]

Accrued expenses and other liabilities at January 31, 2013 and 2012 consisted of the following:

	2013		2012
Environmental liability (see Note 13)	$	404,000	$	788,000
Contract costs provision		278,000		-
Contract loss provision		71,000		1,086,000
Warranty liability		167,000		226,000
Other		411,000		398,000
Accrued expenses and other liabilities	$	1,331,000	$	2,498,000

Schedule Of Warrant Activities [Table Text Block]

The Company’s warranty activity for the years ended January 31, 2013 and 2012 was as follows:

	2013			2012
Beginning balance	$	226,000		$	144,000
Cost incurred		(146,000	)		(162,000	)
Provision for warranty cost		87,000			244,000
Ending balance	$	167,000		$	226,000