Number of shares issued for warrants exercised.

No definition available.

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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
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- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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- Definition

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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The cash outflow for cost incurred directly with the issuance of an equity security.

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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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The cash inflow associated with the amount received from holders exercising their stock warrants.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

+ References

No definition available.

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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

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- Definition

Number of new stock issued during the period.

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Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Note 14 - Subsequent Events (Details Textual) - USD ($)				1 Months Ended			3 Months Ended
Note 14 - Subsequent Events (Details Textual) - USD ($)	Apr. 29, 2020	Apr. 17, 2020	Apr. 14, 2020	Jul. 30, 2020	Apr. 30, 2020	Feb. 28, 2019	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	Dec. 31, 2018	Jun. 30, 2014
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)							$ 0.50	$ 1.45	$ 0.50	$ 2.55
Share Price (in dollars per share)							$ 0.33
Proceeds from Warrant Exercises							$ 230,362
Milestone China [Member]
Equity Method Investment, Ownership Percentage							28.40%				40.00%
Equity Method Investments											$ 1,000,000
Manufacturing Agreement for Handpieces [Member]
Related Party Transaction, Purchases from Related Party							$ 544,000	$ 338,000
Sale Price in Cash [Member] \| Forecast [Member]
Related Party Transaction, Purchases from Related Party				$ 100,000
Underwrite Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)						141,850
Subsequent Event [Member]
Stock Issued During Period Shares, Warrants Exercised (in shares)		38,500
Proceeds from Warrant Exercises		$ 46,200
Subsequent Event [Member] \| Milestone China [Member]
Equity Method Investment, Ownership Percentage	50.00%
Equity Method Investments	$ 900,000
Subsequent Event [Member] \| Manufacturing Agreement for Handpieces [Member]
Related Party Transaction, Purchases from Related Party	370,260
Subsequent Event [Member] \| Agreement for STA Instruments [Member]
Related Party Transaction, Purchases from Related Party	750,000
Subsequent Event [Member] \| Sale Price in Cash [Member]
Related Party Transaction, Purchases from Related Party	$ 100,000
Subsequent Event [Member] \| Sale Price in Share [Member]
Share Price (in dollars per share)	$ 1.59
Related Party Transaction, Purchases from Related Party	$ 170,260
Subsequent Event [Member] \| Underwrite Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		356,250	2,375,000		2,375,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)		$ 1.20	$ 0.50
Warrants and Rights Outstanding, Term (Year)		3 years
Subsequent Event [Member] \| Underwrite Warrants [Member] \| Maxim Group LLC [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		335,000
Subsequent Event [Member] \| Exercised Warrants [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)		$ 1.20
Public Offering [Member]
Stock Issued During Period, Shares, New Issues (in shares)						5,715,000
Proceeds from Issuance or Sale of Equity, Total						$ 2,000,000
Public Offering [Member] \| Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)		712,500	4,750,000		4,750,000
Share Price (in dollars per share)			$ 0.95
Proceeds from Issuance or Sale of Equity, Total		$ 4,700,000	$ 4,500,000		$ 4,700,000
Public Offering [Member] \| Subsequent Event [Member] \| Maxim Group LLC [Member]
Stock Issued During Period, Shares, New Issues (in shares)		200,000
Over-allotment Option Exercise [Member] \| Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)		470,000
Payments of Stock Issuance Costs		$ 415,244