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Accounts Receivable - Additional information (Detail) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Accounts Receivable [Line Items] |  |  |
Estimated loss on default percent | 46.90% | 45.00% | 45.00%
Accounts receivable, Allowance for credit loss | $ 0 | $ 0 | $ 0
Minimum [Member] |  |  |
Accounts Receivable [Line Items] |  |  |
Probability of default percent | 0.39% | 0.39% | 0.12%
Maximum [Member] |  |  |
Accounts Receivable [Line Items] |  |  |
Probability of default percent | 0.57% | 0.57% | 4.98%
Commission receivable from insurance brokerage [Member] |  |  |
Accounts Receivable [Line Items] |  |  |
Accounts receivable credit period | 15 days |  |
Digital solutions and other services [Member] |  |  |
Accounts Receivable [Line Items] |  |  |
Accounts receivable credit period | 90 days |  |

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