Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
Jun. 29, 2020 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
|
| Summary Of Significant Accounting Policies [Line Items] | ||||
| Marketable securities recognition of other-than-temporary impairment | $ 0 | $ 0 | $ 0 | |
| Impairment losses | $ 0 | $ 0 | $ 0 | |
| Percentage of realization of tax benefit upon ultimate settlement | 50.00% | |||
| Use of net operating losses suspension period for medium and large business | 3 years | |||
| Use of business incentive tax credits period cap | 3 years | |||
| Taxable Years 2020 and 2021 [Member] | ||||
| Summary Of Significant Accounting Policies [Line Items] | ||||
| Minimum amount of taxable income where use of net operating losses is suspended | $ 1,000 | |||
| Taxable Years 2020 and 2021 [Member] | Maximum [Member] | ||||
| Summary Of Significant Accounting Policies [Line Items] | ||||
| Business incentive tax credits to offset against taxes | $ 5,000 | |||