Convertible note receivable (Details) - USD ($)  | 
Jun. 30, 2016  | 
Mar. 12, 2014  | 
|---|---|---|
| Convertible notes receivable Details | ||
| Company advanced to Electrum as a convertible note receivable | $ 100,000 | |
| Note bears interest rate per annum | 5.00% | |
| Increase in interest rate | 10.00% | |
| Payments of principal and interest in the amount from from March 12, 2017 through March 12, 2022 | $ 2,290 | 
| X | ||||||||||
- Definition Company advanced to Electrum as a convertible note receivable No definition available. 
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| X | ||||||||||
- References No definition available. 
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| X | ||||||||||
- Definition Increase in interest rate No definition available. 
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| X | ||||||||||
- Definition Note bears interest rate per annum No definition available. 
  | 
| X | ||||||||||
- Definition Payments of principal and interest in the amount from from March 12, 2017 through March 12, 2022 No definition available. 
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