Related Party Balances And Transactions - Schedule of Related Party Transactions (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| Related Party Transactions [Abstract] | |||
| Revenues (net revenues) | $ (12,014) | $ 1,002 | $ 51 |
| X | ||||||||||
- Definition Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|