Geographic and Customer Information - Additional Information (Detail) |
12 Months Ended | ||
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Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
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Segment Reporting Information [Line Items] | |||
Number of customers | three | one | two |
Customer One [Member] | |||
Segment Reporting Information [Line Items] | |||
Concentration risk percentage | 51.00% | 64.00% | 18.00% |
Customer Two [Member] | |||
Segment Reporting Information [Line Items] | |||
Concentration risk percentage | 22.00% | 82.00% | |
Customer Three [Member] | |||
Segment Reporting Information [Line Items] | |||
Concentration risk percentage | 10.00% |
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- Definition Number of customers 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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- 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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