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Derivative Financial Instruments - Schedule gains (losses) recorded as component of other comprehensive income (loss) in connection with cash flow hedges (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Derivative Instruments and Hedging Activities Disclosure [Abstract]      
Opening balance, before-tax amount $ (10,921) $ (4,126) $ (2,411)
Net gains (losses) reclassified into statement of income on completion of hedged transactions, before-tax amount 7,628 (6,171) 19,401
Changes in fair value of effective portion of outstanding derivatives, net, before tax amount 36,017 (12,966) 17,686
Gain (loss) on cash flow hedging derivatives, before tax amount 28,389 (6,795) (1,715)
Closing balance, before-tax amount 17,468 (10,921) (4,126)
Opening balance, tax (expense) benefit (1,861) 1,466 5,524
Net gains (losses) reclassified into statement of income on completion of hedged transactions, tax (expense) or benefit (1,836) 605 (7,212)
Changes in fair value of effective portion of outstanding derivatives, net, tax (expense) or benefit (7,101) 3,932 (3,154)
Gain (loss) on cash flow hedging derivatives, tax (expense) benefit (5,265) 3,327 4,058
Closing balance, tax (expense) or benefit 3,404 (1,861) 1,466
Opening balance, net of tax amount (9,060) (5,592) (7,935)
Net gains (losses) reclassified into statement of income on completion of hedged transactions, net of tax amount 5,792 (5,566) 12,189
Changes in fair value of effective portion of outstanding derivatives, net, net of tax amount 28,916 (9,034) 14,532
Gain (loss) on cash flow hedging derivatives, net of tax amount 23,124 (3,468) 2,343
Closing balance, net of tax amount $ 14,064 $ (9,060) $ (5,592)