Nature of business and summary of significant accounting policies (Tables) |
12 Months Ended | ||||||||||||||||
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Dec. 31, 2019 | |||||||||||||||||
| Nature of business and summary of significant accounting policies [Abstract] | |||||||||||||||||
| Depreciable Lives |
Depreciable lives are as follows:
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| X | ||||||||||
- Definition Tabular disclosure of useful live of physical assets used in the normal conduct of business and not intended for resale. No definition available.
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| X | ||||||||||
- References No definition available.
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