Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
Aug. 31, 2018	Aug. 31, 2017
Cash flows from operations:
Net (loss) from continuing operations	$ (1,948,093)	$ (720,900)
Net (loss) from discontinued operations	(50,853)	(33,482)
Adjustments to reconcile net (loss) to net cash (used in) operating activities:
Stock based compensation	158,090	92,225
Loss on release of cumulative translation adjustment	253,180
Realized foreign currency loss	3,830	60,411
Impairment of asset held for lease	(199,175)
(Gain)/Loss on disposal of property, plant, and equipment	(12,084)	20,824
Depreciation and amortization expense	681,939	516,642
Bad debt expense (recovery)	(8,090)	15,452
Deferred income taxes	(103,854)	(319,833)
Changes in assets and liabilities:
Accounts receivable	(222,783)	(1,011,520)
Inventories	489,189	348,888
Income taxes receivable		265,924
Net investment in sales-type leases	(329,021)
Other assets	100,020	(155,776)
Accounts payable	172,943	870,377
Contracts in progress, net	9,056	182,985
Customer deposits	(466,401)	(164,970)
Income taxes payable	400	3,100
Accrued expenses	252,748	14,638
Net cash provided by (used in) operating activities - continuing operations	(769,756)	18,467
Net cash (used in) operating activities - discontinued operations	(89,697)	(69,028)
Net cash (used in) operating activities	(859,453)	(50,561)
Cash flows from investing activities:
Purchases of property, plant, and equipment	(265,418)	(472,031)
Net proceeds from sale of assets	52,607	17,156
Net cash (used in) investing activities - continuing operations	(212,811)	(454,875)
Net cash provided by investing activities - discontinued operations	1,418,761	40,936
Net cash provided by (used in) investing activities	1,205,950	(413,939)
Cash flows from financing activities:
Net change in line of credit	(231,000)	(450,000)
Repayment of term debt	(164,115)	(551,585)
Repurchases of common stock	(21,310)	(6,425)
Net cash provided by (used in) financing activities - continuing operations	45,575	(108,010)
Net cash (used in) financing activities - discontinued operations	(599,584)	(97,930)
Net cash (used in) financing activities	(554,009)	(205,940)
Net (decrease) in cash	(207,512)	(670,440)
Cash at beginning of period	212,400	1,063,716
Cash at end of period	4,888	393,276
Supplemental disclosures of cash flow information:
Interest	225,249	247,330
Income taxes	3,600
Supplemental disclosures of non-cash operating and investing activities:
Transfer of inventory to assets held for lease	$ 808,766

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Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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The cash outflow to reacquire common stock during the period.

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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