Interim Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	May 31, 2017	May 31, 2016
Operating Activities
Net loss	$ (266)	$ (392)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	58	59
Provision for doubtful accounts	(3)	(6)
Provision for inventory reserve	83	92
Non-cash charge for share based compensation	38	2
Deferred rental income	(30)	(30)
Realized gain on investments	(2)	(42)
Changes in working capital items:
Accounts receivable	964	492
Note receivable		16
Inventories	(114)	310
Prepaid expenses and other assets	43	(519)
Customer deposits	(374)	559
Accounts payable and accrued liabilities	(419)	(638)
Cost, estimated earnings and billings on uncompleted contracts		(160)
Income taxes refundable/payable	7	4
Net cash provided by (used in) operating activities	(15)	(253)
Investing Activities
Capital expenditures	(20)	(158)
Purchases of investments	(444)	(488)
Sales of investments	599	527
Net cash provided by (used in) investing activities	135	(119)
Financing Activities
Proceeds from related party loans		912
Repayment of loans from related parties		(85)
Proceeds/ repayments of line of credit and long-term debt	103	(13)
Payments on marginal float	(134)	(41)
Net cash provided by (used in) financing activities	(31)	773
Net change in cash and cash equivalents	89	401
Cash and cash equivalents, beginning of year	135	595
Cash and cash equivalents, end of period	$ 224	$ 996