Accrued Expenses - Constituents of Accrued Expenses (Detail) - USD ($)	Dec. 31, 2022	Dec. 31, 2021
Constituents of accrued expenses
Deferred payments related to Sualab Co., Ltd. acquisition	$ 19,282,000	$ 0
Incentive compensation	18,554,000	37,917,000
Salaries and payroll taxes	8,121,000	8,519,000
Foreign retirement obligations	7,191,000	7,572,000
Vacation	5,847,000	4,686,000
Warranty obligations	4,375,000	5,427,000
Other	29,865,000	28,311,000
Accrued expenses	93,235,000	$ 92,432,000
Asset acquisition, contingent consideration, liability, current	$ 24,040,000

Retirement allowance Japan.

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Carrying value as of the balance sheet date of obligations incurred and payable for incentive compensation awarded to employees and directors or earned by them based on the terms of one or more relevant arrangements. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred and payable for unused vacation time owed to employees based on the entity's vacation benefit given to its employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount of liability recognized from contingent consideration in asset acquisition, classified as current.

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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Amount of the liabilities, classified as other, for deferred compensation arrangements payable within one year or the operating cycle, if longer.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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