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Commitments and contingencies (Details Textual)
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0 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
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Nov. 01, 2013
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Dec. 31, 2013
USD ($)
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Dec. 31, 2013
CAD
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Dec. 31, 2012
USD ($)
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Dec. 31, 2011
USD ($)
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| Schedule Of Commitments And Contingencies [Line Items] | |||||
| Monthly lease rent for office space | $ 2,185 | 2,325 | |||
| Rent expense | $ 22,323 | $ 12,669 | $ 480 | ||
| Term of free office rent | 1 year | ||||