Insurance Operations - Assets Held by Insurance Regulators (Detail) - USD ($) $ in Thousands |
Sep. 30, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Investments | ||
| Statutory Accounting Practices [Line Items] | ||
| Assets held by insurance regulators | $ 3,242 | $ 3,441 |
| Restricted cash and cash equivalents | ||
| Statutory Accounting Practices [Line Items] | ||
| Assets held by insurance regulators | $ 2,635 | $ 2,635 |