Segment and Geographic Data (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) Segment	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Segment Reporting Information [Line Items]
Number of reporting segments | Segment	6
Net revenues	$ 3,497,401	$ 3,240,487	$ 2,501,898
Segment Operating Income	917,431	750,621	455,942
Depreciation expense	155,864	159,247	158,117
Capital expenditures	325,308	218,372	123,599
Total Assets	3,865,653	3,543,257	3,154,473
Distributors [Member]
Segment Reporting Information [Line Items]
Net revenues	2,019,842	1,902,499	1,328,953
OEMs [Member]
Segment Reporting Information [Line Items]
Net revenues	1,229,114	1,138,569	1,003,090
EMS companies [Member]
Segment Reporting Information [Line Items]
Net revenues	248,445	199,419	169,855
Industrial [Member]
Segment Reporting Information [Line Items]
Net revenues	1,377,043	1,269,150	864,032
Automotive [Member]
Segment Reporting Information [Line Items]
Net revenues	1,067,499	994,039	796,853
Telecommunications [Member]
Segment Reporting Information [Line Items]
Net revenues	119,887	100,651	109,001
Computing [Member]
Segment Reporting Information [Line Items]
Net revenues	225,746	245,463	204,166
Consumer Products [Member]
Segment Reporting Information [Line Items]
Net revenues	182,884	165,384	118,896
Power Supplies [Member]
Segment Reporting Information [Line Items]
Net revenues	175,456	165,190	116,966
Military and Aerospace [Member]
Segment Reporting Information [Line Items]
Net revenues	215,078	170,484	162,484
Medical [Member]
Segment Reporting Information [Line Items]
Net revenues	133,808	130,126	129,500
Customers [Member]
Segment Reporting Information [Line Items]
Net revenues	3,497,401	3,240,487	2,501,898
Asia [Member]
Segment Reporting Information [Line Items]
Net revenues	1,348,804	1,357,583	1,017,160
Asia [Member] | Customers [Member]
Segment Reporting Information [Line Items]
Net revenues	1,347,893	1,392,267	1,028,073
Europe [Member] | Customers [Member]
Segment Reporting Information [Line Items]
Net revenues	1,146,898	1,072,025	854,847
Americas [Member] | Customers [Member]
Segment Reporting Information [Line Items]
Net revenues	1,002,610	776,195	618,978
MOSFETS [Member]
Segment Reporting Information [Line Items]
Net revenues	762,260	667,998	501,380
Segment Operating Income	228,692	148,652	76,548
Depreciation expense	30,551	30,257	30,835
Capital expenditures	90,297	44,227	18,621
Total Assets	672,048	503,937	447,867
Diodes [Member]
Segment Reporting Information [Line Items]
Net revenues	765,220	709,416	502,548
Segment Operating Income	176,422	145,814	69,663
Depreciation expense	40,014	40,406	39,380
Capital expenditures	69,126	45,772	31,960
Total Assets	814,017	815,751	704,606
Optoelectronic Components [Member]
Segment Reporting Information [Line Items]
Net revenues	296,384	302,714	236,616
Segment Operating Income	85,456	82,378	50,369
Depreciation expense	14,065	14,585	16,003
Capital expenditures	27,776	25,068	12,873
Total Assets	385,388	377,815	341,517
Resistors [Member]
Segment Reporting Information [Line Items]
Net revenues	832,806	752,554	606,183
Segment Operating Income	235,259	190,953	130,700
Depreciation expense	34,903	34,344	32,531
Capital expenditures	76,702	57,729	21,298
Total Assets	861,870	783,390	693,251
Inductors [Member]
Segment Reporting Information [Line Items]
Net revenues	331,086	335,638	293,629
Segment Operating Income	93,453	97,482	82,472
Depreciation expense	14,927	14,448	13,821
Capital expenditures	35,102	24,377	20,730
Total Assets	322,893	355,353	330,092
Capacitors [Member]
Segment Reporting Information [Line Items]
Net revenues	509,645	472,167	361,542
Segment Operating Income	104,810	85,342	50,753
Depreciation expense	14,286	17,129	17,349
Capital expenditures	15,214	13,099	11,198
Total Assets	496,924	496,129	438,906
Corporate / Other [Member]
Segment Reporting Information [Line Items]
Net revenues	0	0	0
Segment Operating Income	(6,661)	0	(4,563)
Depreciation expense	7,118	8,078	8,198
Capital expenditures	11,091	8,100	6,919
Total Assets	$ 312,513	$ 210,882	$ 198,234