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Segment and Geographic Data (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 USD ($) Segment | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Segment Reporting Information [Line Items] |  |  |
Number of reporting segments | Segment | 6 |  |
Net revenues | $ 2,937,587 | $ 3,402,045 | $ 3,497,401
Cost of products sold (excluding depreciation) | 2,125,895 | 2,265,815 | 2,293,319
Depreciation expense in cost of products sold | 185,400 | 161,737 | 145,093
Total cost of products sold | 2,311,295 | 2,427,552 | 2,438,412
Gross profit | 626,292 | 974,493 | 1,058,989
Operating Costs and Expenses | 198,421 | 168,181 | 141,558
Segment Operating Income | 427,871 | 806,312 | 917,431
Depreciation expense | 198,961 | 174,457 | 155,864
Capital expenditures | 320,079 | 329,410 | 325,308
Total Assets | 4,110,696 | 4,239,923 | 3,865,653
Distributors [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 1,578,172 | 1,798,291 | 2,019,842
OEMs [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 1,156,852 | 1,378,065 | 1,229,114
EMS Companies [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 202,563 | 225,689 | 248,445
Industrial [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 992,192 | 1,216,078 | 1,377,043
Automotive [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 1,097,713 | 1,202,923 | 1,067,499
Military and Aerospace [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 325,318 | 271,871 | 215,078
Medical [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 147,845 | 152,611 | 133,808
Other [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 374,519 | 558,562 | 703,973
Asia [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 1,134,318 | 1,264,779 | 1,348,804
Asia [Member] | Customers [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 1,149,138 | 1,255,563 | 1,347,893
Europe [Member] | Customers [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 1,029,901 | 1,255,652 | 1,146,898
Americas [Member] | Customers [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 758,548 | 890,830 | 1,002,610
MOSFETs [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 601,979 | 778,754 | 762,260
Cost of products sold (excluding depreciation) | 465,536 | 485,086 | 458,283
Depreciation expense in cost of products sold | 49,342 | 34,282 | 29,479
Total cost of products sold | 514,878 | 519,368 | 487,762
Gross profit | 87,101 | 259,386 | 274,498
Operating Costs and Expenses | 80,243 | 63,593 | 45,806
Segment Operating Income | 6,858 | 195,793 | 228,692
Depreciation expense | 51,301 | 35,965 | 30,551
Capital expenditures | 224,998 | 132,543 | 90,297
Total Assets | 1,033,555 | 702,299 | 672,048
Diodes [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 581,975 | 690,540 | 765,220
Cost of products sold (excluding depreciation) | 414,893 | 471,088 | 528,278
Depreciation expense in cost of products sold | 45,920 | 43,831 | 38,837
Total cost of products sold | 460,813 | 514,919 | 567,115
Gross profit | 121,162 | 175,621 | 198,105
Operating Costs and Expenses | 25,281 | 22,159 | 21,683
Segment Operating Income | 95,881 | 153,462 | 176,422
Depreciation expense | 47,099 | 44,904 | 40,014
Capital expenditures | 29,534 | 62,185 | 69,126
Total Assets | 724,603 | 852,703 | 814,017
Optoelectronic Components [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 212,368 | 243,146 | 296,384
Cost of products sold (excluding depreciation) | 158,742 | 164,791 | 179,848
Depreciation expense in cost of products sold | 15,374 | 16,129 | 13,749
Total cost of products sold | 174,116 | 180,920 | 193,597
Gross profit | 38,252 | 62,226 | 102,787
Operating Costs and Expenses | 21,393 | 19,263 | 17,331
Segment Operating Income | 16,859 | 42,963 | 85,456
Depreciation expense | 15,784 | 16,496 | 14,065
Capital expenditures | 10,451 | 23,228 | 27,776
Total Assets | 346,866 | 352,984 | 385,388
Resistors [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 725,614 | 843,472 | 832,806
Cost of products sold (excluding depreciation) | 524,808 | 566,640 | 536,514
Depreciation expense in cost of products sold | 41,848 | 38,404 | 34,220
Total cost of products sold | 566,656 | 605,044 | 570,734
Gross profit | 158,958 | 238,428 | 262,072
Operating Costs and Expenses | 33,217 | 29,003 | 26,813
Segment Operating Income | 125,741 | 209,425 | 235,259
Depreciation expense | 42,568 | 39,781 | 34,903
Capital expenditures | 30,301 | 67,085 | 76,702
Total Assets | 958,985 | 946,585 | 861,870
Inductors [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 356,355 | 347,392 | 331,086
Cost of products sold (excluding depreciation) | 231,456 | 220,090 | 211,969
Depreciation expense in cost of products sold | 17,819 | 14,888 | 14,768
Total cost of products sold | 249,275 | 234,978 | 226,737
Gross profit | 107,080 | 112,414 | 104,349
Operating Costs and Expenses | 14,818 | 12,730 | 10,896
Segment Operating Income | 92,262 | 99,684 | 93,453
Depreciation expense | 17,940 | 14,963 | 14,927
Capital expenditures | 6,339 | 10,767 | 35,102
Total Assets | 342,286 | 365,111 | 322,893
Capacitors [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 459,296 | 498,741 | 509,645
Cost of products sold (excluding depreciation) | 330,460 | 358,120 | 371,766
Depreciation expense in cost of products sold | 15,097 | 14,203 | 14,040
Total cost of products sold | 345,557 | 372,323 | 385,806
Gross profit | 113,739 | 126,418 | 123,839
Operating Costs and Expenses | 23,469 | 21,433 | 19,029
Segment Operating Income | 90,270 | 104,985 | 104,810
Depreciation expense | 15,293 | 14,269 | 14,286
Capital expenditures | 13,609 | 21,914 | 15,214
Total Assets | 430,871 | 459,653 | 496,924
Corporate / Other [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 0 | 0 | 0
Cost of products sold (excluding depreciation) | 0 | 0 | 6,661
Depreciation expense in cost of products sold | 0 | 0 | 0
Total cost of products sold | 0 | 0 | 6,661
Gross profit | 0 | 0 | (6,661)
Operating Costs and Expenses | 0 | 0 | 0
Segment Operating Income | 0 | 0 | (6,661)
Depreciation expense | 8,976 | 8,079 | 7,118
Capital expenditures | 4,847 | 11,688 | 11,091
Total Assets | $ 273,530 | $ 560,588 | $ 312,513

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