Note 3 - Discontinued Operations - Income from Discontinued Operations before Income Taxes (Details) - USD ($)	3 Months Ended
Feb. 28, 2017	Feb. 29, 2016
Income (loss) from operations of discontinued segment	$ 4,877	$ (75,124)
Discontinued Operations, Held-for-sale [Member] \| Vessels Segment [Member]
Revenue from external customers		679,316
Gross Profit		74,417
Operating Expense	32	146,160
Income (loss) from operations	(32)	(71,743)
Income (loss) from operations of discontinued segment	$ 4,877	$ (75,124)

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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