Related party transactions and balances - Related party (Details) - USD ($) |
Dec. 31, 2018 |
Dec. 31, 2017 |
|---|---|---|
| Related Party Transaction [Line Items] | ||
| Balance of advances from stockholders | $ 39,237 | $ 547,809 |
| Gold Street Capital Corp. [Member] | ||
| Related Party Transaction [Line Items] | ||
| Balance of advances from stockholders | 39,237 | 41,143 |
| Doriana Gianfelici [Member] | ||
| Related Party Transaction [Line Items] | ||
| Balance of advances from stockholders | 58,792 | |
| Officer [Member] | ||
| Related Party Transaction [Line Items] | ||
| Balance of advances from stockholders | ||
| Luca Pasquini [Member] | ||
| Related Party Transaction [Line Items] | ||
| Balance of advances from stockholders | (119,939) | |
| Other Stockholders [Member] | ||
| Related Party Transaction [Line Items] | ||
| Balance of advances from stockholders | $ 567,813 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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