Segment and Geographic Data (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) Segment	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Segment Reporting Information [Line Items]
Number of reporting segments | Segment	6
Net revenues	$ 3,402,045	$ 3,497,401	$ 3,240,487
Segment Operating Income	806,312	917,431	750,621
Depreciation expense	174,457	155,864	159,247
Capital expenditures	329,410	325,308	218,372
Total Assets	4,239,923	3,865,653	3,543,257
Distributors [Member]
Segment Reporting Information [Line Items]
Net revenues	1,798,291	2,019,842	1,902,499
OEMs [Member]
Segment Reporting Information [Line Items]
Net revenues	1,378,065	1,229,114	1,138,569
EMS Companies [Member]
Segment Reporting Information [Line Items]
Net revenues	225,689	248,445	199,419
Industrial [Member]
Segment Reporting Information [Line Items]
Net revenues	1,216,078	1,377,043	1,269,150
Automotive [Member]
Segment Reporting Information [Line Items]
Net revenues	1,202,923	1,067,499	994,039
Military and Aerospace [Member]
Segment Reporting Information [Line Items]
Net revenues	271,871	215,078	170,484
Medical [Member]
Segment Reporting Information [Line Items]
Net revenues	152,611	133,808	130,126
Customers [Member]
Segment Reporting Information [Line Items]
Net revenues	3,402,045	3,497,401	3,240,487
Other [Member]
Segment Reporting Information [Line Items]
Net revenues	558,562	703,973	676,688
Asia [Member]
Segment Reporting Information [Line Items]
Net revenues	1,264,779	1,348,804	1,357,583
Asia [Member] | Customers [Member]
Segment Reporting Information [Line Items]
Net revenues	1,255,563	1,347,893	1,392,267
Europe [Member] | Customers [Member]
Segment Reporting Information [Line Items]
Net revenues	1,255,652	1,146,898	1,072,025
Americas [Member] | Customers [Member]
Segment Reporting Information [Line Items]
Net revenues	890,830	1,002,610	776,195
MOSFETs [Member]
Segment Reporting Information [Line Items]
Net revenues	778,754	762,260	667,998
Segment Operating Income	195,793	228,692	148,652
Depreciation expense	35,965	30,551	30,257
Capital expenditures	132,543	90,297	44,227
Total Assets	702,299	672,048	503,937
Diodes [Member]
Segment Reporting Information [Line Items]
Net revenues	690,540	765,220	709,416
Segment Operating Income	153,462	176,422	145,814
Depreciation expense	44,904	40,014	40,406
Capital expenditures	62,185	69,126	45,772
Total Assets	852,703	814,017	815,751
Optoelectronic Components [Member]
Segment Reporting Information [Line Items]
Net revenues	243,146	296,384	302,714
Segment Operating Income	42,963	85,456	82,378
Depreciation expense	16,496	14,065	14,585
Capital expenditures	23,228	27,776	25,068
Total Assets	352,984	385,388	377,815
Resistors [Member]
Segment Reporting Information [Line Items]
Net revenues	843,472	832,806	752,554
Segment Operating Income	209,425	235,259	190,953
Depreciation expense	39,781	34,903	34,344
Capital expenditures	67,085	76,702	57,729
Total Assets	946,585	861,870	783,390
Inductors [Member]
Segment Reporting Information [Line Items]
Net revenues	347,392	331,086	335,638
Segment Operating Income	99,684	93,453	97,482
Depreciation expense	14,963	14,927	14,448
Capital expenditures	10,767	35,102	24,377
Total Assets	365,111	322,893	355,353
Capacitors [Member]
Segment Reporting Information [Line Items]
Net revenues	498,741	509,645	472,167
Segment Operating Income	104,985	104,810	85,342
Depreciation expense	14,269	14,286	17,129
Capital expenditures	21,914	15,214	13,099
Total Assets	459,653	496,924	496,129
Corporate / Other [Member]
Segment Reporting Information [Line Items]
Net revenues	0	0	0
Segment Operating Income	0	(6,661)	0
Depreciation expense	8,079	7,118	8,078
Capital expenditures	11,688	11,091	8,100
Total Assets	$ 560,588	$ 312,513	$ 210,882