Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
Nov. 30, 2018	Nov. 30, 2017
Cash flows from operations:
Net (loss) from continuing operations	$ (3,336,049)	$ (1,369,359)
Net (loss) from discontinued operations	(50,853)	(267,722)
Adjustments to reconcile net (loss) to net cash provided by operating activities:
Stock based compensation	197,243	113,039
Loss on release of cumulative translation adjustment	253,180
Realized foreign currency loss	3,830	45,222
Impairment of Assets	591,268	70,000
Gain on disposal of property, plant, and equipment	(4,837)	(3,673)
Depreciation and amortization expense	960,606	702,349
Bad debt expense (recovery)	(7,198)	9,552
Deferred income taxes	(531,026)	(572,175)
Changes in assets and liabilities:
Accounts receivable	380,379	(499,795)
Inventories	900,854	1,562,630
Income taxes receivable		265,924
Net investment in sales-type leases	(276,842)
Other assets	150,666	(161,358)
Accounts payable	128,409	203,795
Contracts in progress, net	102,662	87,117
Customer deposits	(454,693)	311,130
Income taxes payable	3,300	3,100
Accrued expenses	(88,274)	(37,498)
Net cash provided by (used in) operating activities - continuing operations	(1,026,522)	730,000
Net cash provided by (used in) operating activities - discontinued operations	(92,090)	17,399
Net cash provided by (used in) operating activities	(1,118,612)	747,399
Cash flows from investing activities:
Purchases of property, plant, and equipment	(434,505)	(513,614)
Additions to assets held for lease	(329,815)
Net proceeds from sale of assets	52,606	43,481
Net cash (used in) investing activities - continuing operations	(711,714)	(470,133)
Net cash provided by investing activities - discontinued operations	1,418,761	40,936
Net cash provided by (used in) investing activities	707,047	(429,197)
Cash flows from financing activities:
Net change in line of credit	(1,043,000)	821,584
Proceeds from term debt		2,600,000
Repayment of term debt	(219,429)	(2,825,148)
Repurchases of common stock	(21,310)	(6,425)
Net cash provided by (used in) financing activities - continuing operations	802,261	(1,053,157)
Net cash (used in) financing activities - discontinued operations	(599,584)	(116,361)
Net cash provided by (used in) financing activities	202,677	(1,169,518)
Net (decrease) in cash	(208,888)	(851,316)
Cash at beginning of period	212,400	1,063,716
Cash at end of period	3,512	212,400
Supplemental disclosures of cash flow information:
Interest	286,070	319,319
Income taxes	5,237	5,627
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 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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No definition available.

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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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No definition available.

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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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No definition available.

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- Definition

The cash outflow to reacquire common stock during the period.

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- Definition

The cash outflow for payments to acquire rented equipment which is recorded as an asset.

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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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-Paragraph 14
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The net cash inflow or cash outflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with either short term or long term maturity that is collateralized (backed by pledge, mortgage or other lien in the entity's assets).

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-SubTopic 10
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04(a))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

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- Definition

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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-SubTopic 10
-Section 45
-Paragraph 12
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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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-SubTopic 10
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-Topic 606
-SubTopic 10
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=82913815&loc=SL49130534-203044

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- Definition

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

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-Name Accounting Standards Codification
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- Definition

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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No definition available.

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