Major suppliers (Details) - Inventory purchases - Supplier concentration risk |
9 Months Ended | |
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Sep. 30, 2020 |
Sep. 30, 2019 |
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Three vendors | ||
Concentration Risk [Line Items] | ||
Concentration risk, percentage | 78.00% | |
One vendor | ||
Concentration Risk [Line Items] | ||
Concentration risk, percentage | 85.00% |
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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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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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