| Segment Information - Additional Information (Detail) - Customer Concentration Risk - Revenue Benchmark - Customer | 3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
| Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | |
| Product Information [Line Items] | ||||
| Credit risk | 10.00% | |||
| Entity wide revenue major customer | 0 | 0 | 0 | 0 | 
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- Definition Number of major customers representing 10% or more of the Company's revenue. 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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- Details 
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- Details 
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