Concentrations - Additional Information (Detail) - Product Concentration Risk - Customer |
12 Months Ended | |
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Dec. 31, 2018 |
Dec. 31, 2017 |
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| Concentration Risk [Line Items] | ||
| Number of customers which represented more than 10% of the Company's accounts receivable | 1 | 0 |
| Account Receivable | ||
| Concentration Risk [Line Items] | ||
| Concentration Risk Percentage | 12.00% | 10.00% |
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- Definition Entity wide accounts receivable, major customer, number. No definition available.
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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://fasb.org/us-gaap/role/ref/legacyRef
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