Business segments and other information - Segment Result (Detail) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2020 USD ($)	Sep. 27, 2020 USD ($)	Jun. 28, 2020 USD ($)	Mar. 29, 2020 USD ($)	Dec. 31, 2019 USD ($)	Sep. 29, 2019 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2020 USD ($) segment	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Revenues From External Customers And Long Lived Assets [Line Items]
Number of reportable segments | segment									4
Net revenues	$ 711,179	$ 628,301	$ 567,034	$ 630,642	$ 680,952	$ 648,319	$ 652,507	$ 613,584	$ 2,537,156	$ 2,595,362	$ 2,448,383
Operating profit									423,068	427,254	321,704
Depreciation and amortization									227,252	218,369	214,714
Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Operating profit									578,829	545,441	490,317
Segment Reconciling Items
Revenues From External Customers And Long Lived Assets [Line Items]
Operating profit									(155,761)	(118,187)	(168,613)
Americas
Revenues From External Customers And Long Lived Assets [Line Items]
Depreciation and amortization									151,111	153,419	146,016
Americas | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Net revenues									1,465,035	1,492,274	1,351,699
Operating profit									401,391	319,933	255,798
EMEA
Revenues From External Customers And Long Lived Assets [Line Items]
Depreciation and amortization									47,012	44,328	47,171
EMEA | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Net revenues									584,859	588,043	603,813
Operating profit									81,348	94,424	106,090
Asia
Revenues From External Customers And Long Lived Assets [Line Items]
Depreciation and amortization									13,594	14,072	12,917
Asia | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Net revenues									267,016	294,328	286,895
Operating profit									51,238	73,090	78,135
OEM
Revenues From External Customers And Long Lived Assets [Line Items]
Depreciation and amortization									15,535	6,550	8,610
OEM | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Net revenues									220,246	220,717	205,976
Operating profit									$ 44,852	$ 57,994	$ 50,294