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v3.3.1.900

Investment in Joint Ventures - Additional Information (Detail) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jan. 31, 2016 USD ($) Instruments $ / Instruments | Dec. 31, 2015 USD ($) | Jun. 30, 2014 USD ($) $ / shares | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Jul. 31, 2014
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Profit (loss) |  |  |  | $ (5,539,903) | $ (1,707,496) |
Gain (Loss) on earnings from joint venture |  |  |  | (2,445,489) | (910,200) |
Cost of products sold |  |  |  | $ 3,048,260 | $ 3,630,765 |
Milestone Education LLC [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Percentage of revenue from services performed to variable interest entity |  | 80.00% |  | 80.00% |  |
Percentage of losses on joint venture |  |  |  | 50.00% | 50.00% |
Investment in joint venture |  | $ 16,346 |  | $ 16,346 | $ 24,192 |
Profit (loss) |  |  |  | (7,846) | (17,889) |
Gain (Loss) on earnings from joint venture |  |  |  | $ (7,846) | (17,890) |
Advanced Ocular Sciences Inc. [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Equity method investment, ownership percentage |  | 25.00% |  | 25.00% |  |
Advances for marketing and strategy planning |  | $ 78,798 |  | $ 78,798 |  |
Milestone China [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Investment in joint venture |  | 0 | $ 1,000,000 | 0 | 348,651 |
Equity method investment, ownership percentage |  |  | 40.00% |  |  | 40.00%
Distributor price per instrument | $ / shares |  |  | $ 1,295 |  |  |
Delivery period |  |  | 2 years |  |  |
Gain (Loss) on earnings from joint venture |  |  |  | (348,651) | $ (810) |
Suspended losses on investment |  | 215,347 |  |  |  |
Deferred profit included in Statements |  |  |  | (69,781) |  |
Milestone China [Member] | Subsequent Events [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Issue of purchase order | Instruments | 308 |  |  |  |  |
Purchase order | $ 308,000 |  |  |  |  |
Purchase order value per instrument | $ / Instruments | 1,000 |  |  |  |  |
Milestone China [Member] | Handpieces [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Cost of products sold |  |  |  | 507,000 |  |
Accounts receivable |  | $ 357,200 |  | 357,200 |  |
Milestone China [Member] | STA Instrument [Member] |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |
Cost of products sold |  |  |  | $ 938,200 |  |

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