Supplemental Information - Summary of Components of Interest, Net (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
|
| Condensed Financial Information Of Parent Company Only Disclosure [Abstract] | ||||
| Interest expense | $ (356) | $ (369) | $ (1,075) | $ (1,112) |
| Interest income | 0 | 45 | 16 | 544 |
| Total | $ (356) | $ (324) | $ (1,059) | $ (568) |
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The net amount of nonoperating interest income (expense). No definition available.
|
| X | ||||||||||
- Definition Amount after accretion (amortization) of discount (premium), and investment expense, of interest income and dividend income on nonoperating securities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|