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Equity Incentive Schemes and Stock Compensation Charges - Summary of RSU and PSU Activity (Details) - $ / shares		12 Months Ended
	Jul. 01, 2021	Dec. 31, 2021
Performance Share Unit (PSUs)
Outstanding number of shares [Roll Forward]
Outstanding at beginning of period (in shares)		159,641
Assumed through business combination (in shares)		0
Granted (in shares)		55,444
Shares vested (in shares)	(161,389)	(44,132)
Forfeited (in shares)		(16,763)
Outstanding at ending of period (in shares)		154,190
Weighted Average Fair Value
Outstanding at beginning of period (USD per share)		$ 137.64
Assumed through business combination (USD per share)		0
Granted (USD per share)		177.77
Shares vested (USD per share)		115.61
Forfeited (USD per share)		141.36
Outstanding at end of period (USD per share)		$ 160.23
Restricted Stock Units (RSUs)
Outstanding number of shares [Roll Forward]
Outstanding at beginning of period (in shares)		341,424
Assumed through business combination (in shares)		589,517
Granted (in shares)		171,316
Shares vested (in shares)		(446,404)
Forfeited (in shares)		(83,068)
Outstanding at ending of period (in shares)		572,785
Weighted Average Fair Value
Outstanding at beginning of period (USD per share)		$ 145.77
Assumed through business combination (USD per share)		206.71
Granted (USD per share)		214.36
Shares vested (USD per share)		186.99
Forfeited (USD per share)		188.49
Outstanding at end of period (USD per share)		$ 191.20

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Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Assumed Through Business Combination

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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-Publisher FASB
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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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