Pension and Other Postretirement Benefits - Summary of Changes in the Fair Value of the Level 3 Plan Assets for the U.S. and Foreign Pension Benefits Plans (Detail) £ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($)	Dec. 31, 2022 GBP (£)	Dec. 31, 2021 USD ($)
Foreign Defined Benefits Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, Beginning balance	$ 71,614	£ 53,008
Fair value of plan assets, Ending balance	41,679	£ 34,475	$ 71,614
Defined Benefit Pension Plan [Member] | U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, Beginning balance	214,937		210,880
Fair value of plan assets, Ending balance	161,374		214,937
Defined Benefit Pension Plan [Member] | Foreign Defined Benefits Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, Beginning balance	71,614		66,957
Fair value of plan assets, Ending balance	41,679		71,614
Defined Benefit Pension Plan [Member] | Alternative Investments [Member] | U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, Beginning balance	8,167
Fair value of plan assets, Ending balance	6,569		8,167
Defined Benefit Pension Plan [Member] | Significant Unobservable Inputs (Level 3) [Member] | U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, Beginning balance	8,217
Fair value of plan assets, Ending balance	6,569		8,217
Defined Benefit Pension Plan [Member] | Significant Unobservable Inputs (Level 3) [Member] | Foreign Defined Benefits Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, Beginning balance	20,828		23,765
Defined Benefit Plan Plan Assets Level3 Reconciliation Increase For Purchase			10,214
Transfers to other plan assets	(16,557)		(16,957)
Realized gains (losses)	1,763		5,989
Change in net unrealized gains (losses)	(3,109)		(2,085)
Other, primarily impact from changes in foreign currency exchange rates	(2,094)		(98)
Fair value of plan assets, Ending balance	831		20,828
Defined Benefit Pension Plan [Member] | Significant Unobservable Inputs (Level 3) [Member] | Alternative Investments [Member] | U.S. [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets, Beginning balance	8,167		7,557
Transfers to other plan assets	(1,677)		(1,600)
Realized gains (losses)	526		273
Change in net unrealized gains (losses)	(447)		1,937
Fair value of plan assets, Ending balance	$ 6,569		$ 8,167