Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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Amount of the required periodic payments including both interest and principal payments.

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- Definition

Amount of the required periodic payments applied to interest.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Note 6 - Notes and Leases Payable (Details Textual) - USD ($)		3 Months Ended
	Oct. 31, 2014	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017	Oct. 17, 2017	Oct. 17, 2016
Property, Plant and Equipment, Gross, Ending Balance		$ 9,255,537		$ 9,255,537
Debt Instrument, Periodic Payment, Interest		5,501	$ 1,527
Note Payable, Mining Equipment, Purchased in October 2014 [Member]
Debt Instrument, Face Amount	$ 57,900
Debt Instrument, Interest Rate, Stated Percentage	5.20%
Debt Instrument, Periodic Payment, Total	$ 1,339
Debt Instrument, Term	4 years
Note Payable Insurance Company 1 [Member] \| Minimum [Member]
Debt Instrument, Interest Rate, Stated Percentage						2.60%
Note Payable Insurance Company 1 [Member] \| Maximum [Member]
Debt Instrument, Interest Rate, Stated Percentage						4.15%
Note Payable Insurance Company 2 [Member] \| Minimum [Member]
Debt Instrument, Interest Rate, Stated Percentage					3.10%
Note Payable Insurance Company 2 [Member] \| Maximum [Member]
Debt Instrument, Interest Rate, Stated Percentage					5.78%
Mining Equipment [Member]
Property, Plant and Equipment, Gross, Ending Balance	$ 65,120	$ 1,784,115		$ 1,784,115