Segment information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2023	Sep. 25, 2022	Oct. 01, 2023	Sep. 25, 2022
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	$ 746,389	$ 686,788	$ 2,200,580	$ 2,033,045
Operating profit	165,310	132,445	423,845	371,138
Operating segments
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating profit	193,685	155,975	522,438	456,832
Unallocated expenses
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating profit	(28,375)	(23,530)	(98,593)	(85,694)
Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	428,206	405,038	1,264,714	1,195,739
Americas | Operating segments
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating profit	126,340	107,180	341,261	318,548
EMEA
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	142,723	128,437	433,872	410,535
EMEA | Operating segments
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating profit	17,876	7,472	43,744	29,291
Asia
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	93,151	82,025	258,560	227,824
Asia | Operating segments
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating profit	25,978	22,885	70,126	61,796
OEM
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	82,309	71,288	243,434	198,947
OEM | Operating segments
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating profit	$ 23,491	$ 18,438	$ 67,307	$ 47,197