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Other comprehensive loss - Schedule of Tax Effects Allocated to Each Component of Other Comprehensive loss (Detail) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Components Of Other Comprehensive Income Loss [Line Items]
Foreign currency translation adjustment	$ (19,091)			$ (8,219)			$ (24,091)	$ (746)
Unrealized gain on cash flow hedging instruments	0			0			0	97
Income tax expense	0			0			0	(27)
Unrealized gain on cash flow hedging instruments, net of tax	0			0			0	70
Reclassification of loss on cash flow hedging instruments into earnings	0			0			0	305
Income tax benefit	0			0			0	(84)
Reclassification of loss on cash flow hedging instruments into earnings, net of tax	0			0			0	221
Other comprehensive loss	$ (19,091)	$ (9,381)	$ 4,381	$ (8,219)	$ 3,988	$ 3,776	$ (24,091)	$ (455)

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

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