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v3.25.0.1

Debt - Additional Information (Detail) |  |  | 12 Months Ended
--- | --- | --- | ---
Aug. 27, 2024 Agreement | Jun. 24, 2022 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Debt Instrument [Line Items] |  |  |  |  |
Total debt |  |  | $ 625,439,000 | $ 654,146,000 |
Term loan principal repaid |  |  | $ 48,571,000 | 37,858,000 | $ 37,857,000
Line of credit facility, Minimum maturity period |  |  | 1 month |  |
Line of credit facility, maturity period |  |  | 3 months |  |
Line of credit facility, Maximum maturity period |  |  | 6 months |  |
Debt matures in 2025 |  |  | $ 292,807,000 |  |
Debt matures in 2026 |  |  | 66,786,000 |  |
Debt matures in 2027 |  |  | 135,535,000 |  |
Debt matures in 2028 |  |  | 45,000,000 |  |
Debt matures in 2029 |  |  | 25,000,000 |  |
Debt matures after 2029 |  |  | 60,715,000 |  |
Amount of repayments of long-term debt due in current year |  |  | $ 69,108,000 |  |
Minimum [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Commitment fee percentage |  |  | 0.125% |  |
Minimum [Member] | LIBOR [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread rate |  |  | 1.125% |  |
Minimum [Member] | Prime Rate [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread rate |  |  | 0.125% |  |
Maximum [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Commitment fee percentage |  |  | 0.25% |  |
Maximum [Member] | LIBOR [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread rate |  |  | 1.75% |  |
Maximum [Member] | Prime Rate [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Spread rate |  |  | 0.75% |  |
Delayed Draw Term Loan Credit Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Borrowing capacity |  |  | $ 90,000,000 |  |
Term loan principal repaid |  |  | 10,000,000 |  |
Unsecured Private Placement Notes [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Total debt |  |  | $ 311,739,000 |  |
Debt instrument maturity dates description |  |  | The notes had original maturities of seven to 12 years with mandatory principal payments beginning four, five and six years after issuance. |  |
Unsecured Private Placement Notes [Member] | Minimum [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument interest rate percentage |  |  | 2.30% |  |
Maturity Dates |  |  | 7 years |  |
Unsecured Private Placement Notes [Member] | Maximum [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument interest rate percentage |  |  | 3.95% |  |
Maturity Dates |  |  | 12 years |  |
Multi-Currency Credit Facility with Syndicate of Banks [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Borrowing capacity |  | $ 450,000,000 |  |  |
Committed multi-currency credit facility, maturity date |  | Jun. 24, 2027 |  |  |
Multi-Currency Credit Facility with Syndicate of Banks [Member] | Revolving Credit Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Borrowing capacity |  | $ 350,000,000 |  |  |
Multi-Currency Credit Facility with Syndicate of Banks [Member] | Delayed Draw Term Loan Credit Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Borrowing capacity |  | 100,000,000 |  |  |
Multi Currency Revolving Credit Agreement [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Borrowing capacity |  | $ 350,000,000 |  |  |
Letters of Credit Outstanding |  |  | $ 4,217,000 |  |
Unused Revolving credit |  |  | 122,083,000 |  |
Outstanding borrowings, including term loan |  |  | 313,700,000 |  |
Unrestricted retained earnings |  |  | 251,953,000 | $ 234,399,000 |
Note Purchase Agreements [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Number of agreements for amendment | Agreement | 2 |  |  |  |
CIC Credit Agreement [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Borrowing capacity |  |  | 8,700,000 |  |
CIC Credit Agreement [Member] | Letter of Credit [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Borrowing capacity |  |  | 8,694,000 |  |
Debt of foreign subsidiaries Unsecured bank debt and Term Loan, foreign currency [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Total debt |  |  | $ 0 |  |

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