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Note 7 - Subsequent Events (Details)	3 Months Ended
	Mar. 31, 2018
Subsequent Event, Description	565,400 stock options were issued to employees and board members under the stock option plan at an exercise price of $0.50. All options may be exercised for a period up to 10 years following the grant date,
Minimum
Subsequent Event, Date	Apr. 01, 2018
Maximum
Subsequent Event, Date	Apr. 30, 2018

X

- Definition

Describes the event or transaction that occurred between the balance sheet date and the date the financial statements are issued or available to be issued.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

+ Details

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X

- Definition

Date the event occurred after the balance sheet date but before financial statements are issues or available to be issued, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

+ Details

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Balance Type:	na
Period Type:	duration

X

- Details

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X

- Details

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