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Sum of the carrying amounts as of the balance sheet date of deferred costs capitalized at the end of the reporting period that are expected to be charged against earnings within one year or the normal operating cycle, if longer.

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The carrying amount of deferred costs.

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Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

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The carrying amount of consideration received or receivable as of the balance sheet date on potential earnings that were not recognized as revenue in conformity with GAAP, and which are expected to be recognized as such within one year or the normal operating cycle, if longer, including sales, license fees, and royalties, but excluding interest income.

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Carrying amount as of the balance sheet date of obligations due all related parties.

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Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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

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Note 14 - Related Party Transactions (Details Textual) - USD ($)	1 Months Ended		3 Months Ended		6 Months Ended
	Apr. 30, 2018	Jan. 31, 2017	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Deferred Revenue, Current			$ 2,817,990		$ 2,817,990		$ 1,725,450
Deferred Costs, Current, Total			1,796,036		1,796,036		1,109,671
Revenue from Contract with Customer, Including Assessed Tax			2,428,498	$ 2,523,750	4,234,103	$ 6,212,738
Milestone China [Member]
Deferred Revenue, Current							1,700,000
Revenue from Related Parties			356,400		1,700,000
Deferred Costs, Current, Total			1,800,000		1,800,000		1,100,000
Milestone China [Member] \| Sale of Variable Interest Entity's Shares [Member]
Return Obligation, Amount Repaid	$ 250,000
Wand Dental Inc [Member]
Deferred Revenue, Current			342,540		342,540
United Systems [Member]
Accounts Receivable, Related Parties			750,000		750,000
Deferred Costs, Total			686,365		686,365
Deferred Revenue			750,000		750,000
Milestone China [Member]
Deferred Revenue, Current			2,800,000		2,800,000		1,700,000
Accounts Receivable, Related Parties			2,800,000		2,800,000		1,700,000
Revenue from Related Parties				356,400
Deferred Costs, Current, Total			1,800,000		1,800,000		1,100,000
Revenue from Contract with Customer, Including Assessed Tax					0	1,700,000
Milestone China [Member] \| Handpieces and Devices [Member]
Revenue from Contract with Customer, Including Assessed Tax					0
Manufacturing Agreement for Handpieces [Member]
Related Party Transaction, Purchases from Related Party			222,408	584,792	573,688	1,037,144
Due to Related Parties, Total			1,096,861		1,096,861		$ 985,678
Royalty Agreement for Handpieces [Member] \| United Systems [Member]
Accounts Receivable, Related Parties			342,540		342,540
Deferred Revenue			342,540		342,540
Distributor Agreement to Milestone China [Member] \| United Systems [Member]
Revenue from Related Parties			750,000		750,000
Consulting Services [Member]
Related Party Transaction, Expenses from Transactions with Related Party			25,000	25,000	50,000	50,000
Consulting Services [Member] \| Innovest S.p.A. [Member]
Related Party Transaction, Expenses from Transactions with Related Party			$ 20,000	$ 20,000	$ 40,000	$ 40,000
Consulting Services Agreement, Term		1 year