Debt - Additional Information (Detail) - USD ($)			6 Months Ended
	May 21, 2025	Jun. 24, 2022	Jun. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Total debt			$ 658,030,000	$ 625,439,000
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
Multi-Currency Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, maturity date			Jun. 24, 2027
Delayed Draw Term Loan Credit Facility [Member]
Debt Instrument [Line Items]
Borrowing capacity			$ 87,500,000
Term loan principal repaid			12,500,000
Multi Currency Revolving Credit Agreement [Member]
Debt Instrument [Line Items]
Outstanding borrowings, including term loan			293,000,000
Letters of Credit Outstanding			4,884,000
Unused Revolving credit			139,616,000
Unrestricted retained earnings			265,723,000	$ 251,953,000
Unsecured Private Placement Notes [Member]
Debt Instrument [Line Items]
Total debt			$ 362,524,000
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			6.17%
Maturity Dates			12 years
Note Purchase Agreements [Member]
Debt Instrument [Line Items]
Debt instrument interest rate percentage	6.17%
Debt instrument, maturity date			May 21, 2033
Debt instrument, payment terms			The Notes will bear interest at a fixed rate of 6.17% with interest to be paid semi-annually. Principal amortization for the Notes is contractually scheduled with equal annual payments beginning on May 21, 2029 and on each May 21 thereafter to and including May 21, 2032, with the final outstanding principal balance due at maturity on May 21, 2033
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
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] | Multi-Currency 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
Debt of foreign subsidiaries Unsecured bank debt and Term Loan, foreign currency [Member]
Debt Instrument [Line Items]
Total debt			$ 2,506,000
6.17% Senior Notes, Series 2025-A, Due May 21, 2033 [Member]
Debt Instrument [Line Items]
Debt instrument interest rate percentage	6.17%
Debt instrument, maturity date	May 21, 2033
Aggregate principal amount in debt issued and sold	$ 37,500,000
6.17% Senior Notes, Series 2025-B, due May 21, 2033 [Member]
Debt Instrument [Line Items]
Debt instrument interest rate percentage	6.17%
Debt instrument, maturity date	May 21, 2033
Aggregate principal amount in debt issued and sold	$ 37,500,000