Derivative Financial Instruments - Summary of Outstanding Foreign Exchange Derivatives Designated as Net Investment Hedges of Foreign Currency Risk (Detail) - Designated as Hedging Instrument - Net Investment Hedge € in Thousands, £ in Thousands, kr in Thousands, SFr in Thousands, $ in Thousands, $ in Thousands	Dec. 31, 2021 CAD ($) DerivativeInstrument	Dec. 31, 2021 SEK (kr) DerivativeInstrument	Dec. 31, 2021 EUR (€) DerivativeInstrument	Dec. 31, 2021 GBP (£) DerivativeInstrument	Dec. 31, 2021 AUD ($) DerivativeInstrument	Dec. 31, 2021 CHF (SFr) DerivativeInstrument	Dec. 31, 2020 CAD ($) DerivativeInstrument	Dec. 31, 2020 EUR (€) DerivativeInstrument	Dec. 31, 2020 GBP (£) DerivativeInstrument	Dec. 31, 2020 AUD ($) DerivativeInstrument
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Derivative [Line Items]
Number of Instruments	1	1	1	1	1	1
Notional Amount | kr		kr 999,500
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Derivative [Line Items]
Number of Instruments	7	7	7	7	7	7	8	8	8	8
Notional Amount | €			€ 731,182					€ 754,722
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Derivative [Line Items]
Number of Instruments	2	2	2	2	2	2	4	4	4	4
Notional Amount | £				£ 489,204					£ 372,487
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Derivative [Line Items]
Number of Instruments	3	3	3	3	3	3	1	1	1	1
Notional Amount | $					$ 188,600					$ 92,800
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Derivative [Line Items]
Number of Instruments	2	2	2	2	2	2	1	1	1	1
Notional Amount | $	$ 22,100						$ 26,200
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Derivative [Line Items]
Number of Instruments	1	1	1	1	1	1
Notional Amount | SFr						SFr 5,200