Accumulated Other Comprehensive Income/(Loss) - Summary of Accumulated Other Comprehensive Income/(Loss) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance		$ 795,222	$ 700,341	$ 758,179	$ 693,156
Gain (losses) recognized during the period				21,322	(45,376)
Reclassification to net income				4,181	(3,144)
Income tax effects	[1]	(2,516)	3,656	(5,507)	4,620
Ending balance		834,214	685,653	834,214	685,653
Foreign currency translation gain/(loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance				(133,139)	(95,437)
Gain (losses) recognized during the period				5,177	(30,227)
Reclassification to net income				0	0
Income tax effects				(1,136)	979
Ending balance		(129,098)	(124,685)	(129,098)	(124,685)
Unrealized gain/(loss) on cash flow hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance				(11,303)	8,420
Gain (losses) recognized during the period				16,145	(15,149)
Reclassification to net income				4,229	(3,448)
Income tax effects				(4,334)	3,733
Ending balance		4,737	(6,444)	4,737	(6,444)
Retirement benefits
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance				299	(2,457)
Gain (losses) recognized during the period				0	0
Reclassification to net income				(48)	304
Income tax effects				(37)	(92)
Ending balance		214	(2,245)	214	(2,245)
Total
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance		(131,487)	(98,306)	(144,143)	(89,474)
Ending balance		$ (124,147)	$ (133,374)	$ (124,147)	$ (133,374)

[1] These are income tax effects recognized on cash flow hedges, retirement benefits and foreign currency translation gain/(loss). Refer to Note 22 - Income Taxes to the unaudited consolidated financial statements.