Note 3 - Discontinued Operations - Income From Discontinued Operations Before Income Taxes (Details) - USD ($)	3 Months Ended
Feb. 28, 2018	Feb. 28, 2017
Income (loss) before tax	$ (51,590)	$ 4,877
Discontinued Operations, Held-for-sale [Member] \| Vessels Segment [Member]
Revenue from external customers
Gross Profit
Operating Expense	43,458	32
Income (loss) from operations	(43,458)	(32)
Income (loss) before tax	$ (51,590)	$ 4,877

Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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