Property, Plant, and Equipment, Net - Additional Information (Details) - USD ($) $ in Thousands |
12 Months Ended | |||
---|---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
Property, Plant and Equipment [Line Items] | ||||
Sale of real estate and equipment in Hayward, California | $ 25,000 | $ 0 | $ 0 | $ 25,344 |
Other Income (Expense) | ||||
Property, Plant and Equipment [Line Items] | ||||
Gain on sale of real estate and equipment in Hayward, California | $ 400 |