Concentrations (Details) |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||||||
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Jun. 30, 2019 |
Jun. 30, 2018 |
[1] | Jun. 30, 2019 |
Jun. 30, 2018 |
[1] | Dec. 31, 2018 |
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Accounts Receivable [Member] | Customer A [Member] | |||||||||
Concentration risk, percentage | 44.00% | 58.00% | |||||||
Accounts Receivable [Member] | Customer B [Member] | |||||||||
Concentration risk, percentage | 39.00% | 23.00% | |||||||
Sales Revenue, Net [Member] | Customer A [Member] | |||||||||
Concentration risk, percentage | 10.00% | 12.00% | |||||||
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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://fasb.org/us-gaap/role/ref/legacyRef
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