Accumulated Other Comprehensive Income/(Loss) - Summary of Accumulated Other Comprehensive Income/(Loss) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
AOCI Including Portion Attributable to Noncontrolling Interest [Abstract]
Beginning balance	$ 889,437	$ 758,179
Gains / (losses) recognized during the period	6,774	5,637
Reclassification to net income	(1,305)	4,191
Income tax effects	(1,022)	(2,490)
Ending balance	907,563	856,087
Currency translation adjustments
AOCI Including Portion Attributable to Noncontrolling Interest [Abstract]
Beginning balance	(132,643)	(133,139)
Gains / (losses) recognized during the period	(483)	(2,605)
Reclassification to net income	0	0
Income tax effects	146	466
Ending balance	(132,980)	(135,278)
Unrealized gain/(loss) on cash flow hedges
AOCI Including Portion Attributable to Noncontrolling Interest [Abstract]
Beginning balance	4,198	(11,303)
Gains / (losses) recognized during the period	7,257	8,242
Reclassification to net income	(850)	4,261
Income tax effects	(1,165)	(2,900)
Ending balance	9,440	(1,700)
Retirement benefits
AOCI Including Portion Attributable to Noncontrolling Interest [Abstract]
Beginning balance	1,405	299
Gains / (losses) recognized during the period	0	0
Reclassification to net income	(455)	(70)
Income tax effects	(3)	(56)
Ending balance	947	173
Total
AOCI Including Portion Attributable to Noncontrolling Interest [Abstract]
Beginning balance	(127,040)	(144,143)
Ending balance	$ (122,593)	$ (136,805)