Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Investments in Unconsolidated Subsidiaries (Details Textual)

v3.8.0.1
Note 5 - Investments in Unconsolidated Subsidiaries (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended 15 Months Ended
Jun. 30, 2017
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Sep. 30, 2017
May 31, 2017
Dec. 31, 2015
Jun. 30, 2014
Income (Loss) from Equity Method Investments   $ (253,451) $ (28,941) $ (554,766)          
Proceeds from Sale of Variable Interest Entity Shares with Agreement to Repurchase       250,000          
Sales Revenue, Goods, Net   $ 2,853,813 3,186,596 $ 9,066,550 8,973,726          
Advanced Ocular Sciences SA [Member]                    
Equity Method Investment, Ownership Percentage   25.00%   25.00%     25.00%      
Advances to Affiliate                 $ 78,798  
Write-off of Advances to Affiliate           $ 78,798        
Milestone China [Member]                    
Equity Method Investment, Ownership Percentage                   40.00%
Equity Method Investments $ 0 $ 0   $ 0   0 $ 0     $ 1,000,000
Income (Loss) from Equity Method Investments   (253,451) 0 (554,766)          
Cost-method Investments, Realized Losses       2,078,484   1,124,350        
Equity Method Investment, Deferred Gain on Sale $ 1,400,000                  
Sales Revenue, Goods, Net   356,400   $ 712,800 3,203,466   1,977,862      
Equity Method Investment, Deferred Intercompany Profit (Loss), Percentage       40.00%            
Milestone China [Member] | Loss on Earnings from China Joint Venture [Member]                    
Equity Method Investment, Unrealized Intercompany Profit (Loss) Not Eliminated, Amount   0 253,451              
Milestone China [Member] | Accounts Receivable from Related Parties [Member]                    
Equity Method Investment, Deferred Intercompany Profit (Loss)   659,931   $ 659,931   630,990 659,931      
Equity Method Investment, Unrealized Intercompany Profit (Loss) Not Eliminated, Amount       (28,941) (554,766)          
Milestone China [Member] | Instruments and Handpieces [Member]                    
Sales Revenue, Goods, Net   356,400 $ 1,977,862 712,800 $ 3,203,466          
Deferred Revenue   362,718   362,718   1,001,800 362,718      
Deferred Costs   712,800   712,800   620,041 712,800      
Milestone China [Member] | STA Instruments and Handpieces [Member]                    
Accounts Receivable, Related Parties   $ 712,800   $ 712,800   $ 2,714,600 $ 712,800      
Milestone China [Member] | Sale of Variable Interest Entity's Shares [Member]                    
Equity Method Investment, Ownership Percentage 40.00%             40.00%    
Option to Repurchase, Period 10 years                  
Price for Shares of Variable Interest Entity Interest Sold $ 1,400,000                  
Proceeds from Sale of Variable Interest Entity Shares with Agreement to Repurchase 125,000                  
Financing Receivable, Net 1,275,000                  
Note Receivable, Quarterly Installment Amount 125,000                  
Option to Repurchase Variable Interest Entity Shares, Purchase Price $ 1,400,000                  
Option to Repurchase Variable Entity Shares at Specified Purchase Price, Period 2 years                  
Equity Method Investment, Deferred Gain on Sale $ 1,400,000                  
Variable Interest Entity Ownership Percentage Sold 40.00%