Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jul. 02, 2022	Jul. 03, 2021
Segment Reporting Information [Line Items]
Net revenues	$ 863,512	$ 819,120	$ 1,717,305	$ 1,583,752
Unallocated Selling, General, and Administrative Expenses	(110,400)	(103,900)	(223,255)	(209,585)
Operating income	150,823	125,372	297,076	222,636
Unallocated Other Income (Expense)	(2,927)	(8,192)	(12,900)	(18,299)
Consolidated Income Before Taxes	147,896	117,180	284,176	204,337
Distributors [Member]
Segment Reporting Information [Line Items]
Net revenues	515,714	492,809	1,013,583	916,934
OEMs [Member]
Segment Reporting Information [Line Items]
Net revenues	288,695	277,418	586,124	572,055
EMS Companies [Member]
Segment Reporting Information [Line Items]
Net revenues	59,103	48,893	117,598	94,763
Industrial [Member]
Segment Reporting Information [Line Items]
Net revenues	350,955	322,133	688,324	592,934
Automotive [Member]
Segment Reporting Information [Line Items]
Net revenues	253,672	247,029	513,173	503,002
Telecommunications [Member]
Segment Reporting Information [Line Items]
Net revenues	28,883	22,956	59,896	47,858
Computing [Member]
Segment Reporting Information [Line Items]
Net revenues	57,035	64,632	124,966	124,531
Consumer Products [Member]
Segment Reporting Information [Line Items]
Net revenues	43,147	43,609	81,855	84,404
Power Supplies [Member]
Segment Reporting Information [Line Items]
Net revenues	41,144	42,045	81,426	77,291
Military and Aerospace [Member]
Segment Reporting Information [Line Items]
Net revenues	55,703	43,173	102,201	84,711
Medical [Member]
Segment Reporting Information [Line Items]
Net revenues	32,973	33,543	65,464	69,021
Asia [Member]
Segment Reporting Information [Line Items]
Net revenues	344,770	347,343	688,782	669,803
Europe [Member]
Segment Reporting Information [Line Items]
Net revenues	275,965	268,828	565,949	537,151
Americas [Member]
Segment Reporting Information [Line Items]
Net revenues	242,777	202,949	462,574	376,798
Operating Segments [Member]
Segment Reporting Information [Line Items]
Operating income	227,033	195,077	451,884	363,844
Operating Segments [Member] | MOSFETS [Member]
Segment Reporting Information [Line Items]
Net revenues	158,395	167,937	331,069	321,160
Operating income	44,602	37,510	93,126	64,717
Operating Segments [Member] | Diodes [Member]
Segment Reporting Information [Line Items]
Net revenues	192,083	174,815	374,417	331,993
Operating income	48,513	36,120	88,939	64,941
Operating Segments [Member] | Optoelectronic Components [Member]
Segment Reporting Information [Line Items]
Net revenues	77,936	75,795	158,952	153,566
Operating income	22,395	20,152	50,554	41,362
Operating Segments [Member] | Resistors [Member]
Segment Reporting Information [Line Items]
Net revenues	213,176	194,722	420,208	381,324
Operating income	63,650	51,365	121,793	98,741
Operating Segments [Member] | Inductors [Member]
Segment Reporting Information [Line Items]
Net revenues	89,608	85,539	172,385	168,997
Operating income	26,914	26,244	49,113	51,534
Operating Segments [Member] | Capacitors [Member]
Segment Reporting Information [Line Items]
Net revenues	132,314	120,312	260,274	226,712
Operating income	27,620	23,686	55,020	42,549
Operating Segments [Member] | Corporate Other [Member]
Segment Reporting Information [Line Items]
Net revenues	0	0	0	0
Operating income	(6,661)	0	(6,661)	0
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Impact of COVID-19 Pandemic on Selling, General, and Administrative Expenses	(546)	0	(546)	0
Unallocated Selling, General, and Administrative Expenses	(75,664)	(69,705)	(154,262)	(141,208)
Unallocated Other Income (Expense)	$ (2,927)	$ (8,192)	$ (12,900)	$ (18,299)