Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Nov. 30, 2012	Nov. 30, 2011
Statements Of Cash Flows [Abstract]
Net income	$ 745	$ 783
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	224	143
Decrease (increase) in operating assets and liabilities:
Accounts receivable	(97)	(6)
Inventories, net	(958)	66
Prepaid expenses	19	(20)
Other assets	22	1
Increase (decrease) in:
Accounts payable	240	(9)
Prepetition liabilities	(711)	(21)
Customer deposit	41	(1)
Accrued expenses	(134)	(231)
Long-term liabilities	(10)	(10)
Total adjustments	(1,364)	(89)
NET CASH (USED IN)/PROVIDED BY OPERATING ACTIVITIES	(619)	694
CASH FLOWS FROM INVESTING ACTIVITIES:
Sales of Treasury Bills and Certificates of Deposit	3,309	3,813
Purchases of Treasury Bills and Certificates of Deposit	(2,583)	(4,175)
Purchases of property, plant and equipment	(153)	(140)
NET CASH PROVIDED BY/(USED IN) INVESTING ACTIVITIES	573	(502)
CASH FLOWS FROM FINANCING ACTIVITIES:
Purchase of treasury stock	(275)
Cash from exercise of employee stock options	7	1
NET CASH (USED IN)/PROVIDED BY FINANCING ACTIVITIES	(268)	1
Net (decrease)/increase in cash and cash equivalents	(314)	193
Cash and cash equivalents – beginning of the period	985	539
Cash and cash equivalents - end of the period	$ 671	$ 732