Segment Information - Segment Reporting Information, by Segment (Details) $ in Thousands |
3 Months Ended | 6 Months Ended | 18 Months Ended | 39 Months Ended | |||||
|---|---|---|---|---|---|---|---|---|---|
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Jun. 27, 2026
USD ($)
site
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Mar. 28, 2026
USD ($)
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Dec. 27, 2025
USD ($)
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Jun. 28, 2025
USD ($)
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Mar. 29, 2025
USD ($)
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Jun. 27, 2026
USD ($)
|
Jun. 28, 2025
USD ($)
|
Jun. 27, 2026
USD ($)
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Mar. 28, 2026
USD ($)
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| Segment Reporting | |||||||||
| Net sales | $ 738,781 | $ 613,413 | $ 1,395,750 | $ 1,167,720 | |||||
| Other segment expenses | 598,700 | 516,615 | 1,140,526 | 992,165 | |||||
| Segment operating income | 119,724 | 92,778 | 220,889 | 162,928 | |||||
| Interest expense | 5,739 | 8,568 | 12,716 | 17,443 | |||||
| Foreign exchange (gain) loss | (160) | 10,448 | (2,573) | 15,291 | |||||
| Other income, net | (2,919) | (4,452) | (3,049) | (7,967) | |||||
| Income before income taxes | 117,064 | 78,214 | 213,795 | 138,161 | |||||
| Restructuring charges | 6,875 | 2,506 | 14,297 | 11,389 | |||||
| Impairment | 13,146 | 0 | $ 100 | 13,146 | 136 | ||||
| Disposal Group, Not Discontinued Operations | |||||||||
| Segment Reporting | |||||||||
| Fixed assets impairment charges | $ 13,100 | ||||||||
| Number of manufacturing sites | site | 2 | ||||||||
| Basler Electric | |||||||||
| Segment Reporting | |||||||||
| Acquisition related costs | 500 | $ 3,000 | |||||||
| Non-cash cost of goods and services sold | $ 5,400 | $ 5,400 | |||||||
| Inventory adjustment | $ 6,400 | (2,600) | |||||||
| Dortmund Fab | |||||||||
| Segment Reporting | |||||||||
| Acquisition related costs | 0 | $ 3,500 | |||||||
| Inventory adjustment | 500 | ||||||||
| Location, Statement of Income, Balance [Axis]: us-gaap:OperatingIncomeLoss | |||||||||
| Segment Reporting | |||||||||
| Acquisition related costs | 400 | 1,500 | 1,500 | 1,600 | |||||
| Operating Segments | |||||||||
| Segment Reporting | |||||||||
| Segment operating income | 140,081 | 96,798 | 255,224 | 175,555 | |||||
| Other | |||||||||
| Segment Reporting | |||||||||
| Segment operating income | (20,357) | (4,020) | (34,335) | (12,627) | |||||
| Electronics | |||||||||
| Segment Reporting | |||||||||
| Net sales | 406,420 | 335,666 | 769,195 | 642,915 | |||||
| Other segment expenses | 319,504 | 285,805 | 612,000 | 546,288 | |||||
| Restructuring charges | 4,687 | 1,107 | 9,692 | 6,422 | |||||
| Impairment | 12,898 | 0 | $ 100 | 12,898 | 136 | ||||
| Electronics | Operating Segments | |||||||||
| Segment Reporting | |||||||||
| Net sales | 335,666 | ||||||||
| Segment operating income | 86,916 | 49,861 | 157,195 | 96,627 | |||||
| Transportation | |||||||||
| Segment Reporting | |||||||||
| Net sales | 182,411 | 179,400 | 352,792 | 341,262 | |||||
| Other segment expenses | 156,720 | 151,326 | 302,998 | 294,271 | |||||
| Restructuring charges | 1,484 | 1,375 | 3,529 | 4,530 | |||||
| Impairment | 248 | 0 | 248 | 0 | |||||
| Transportation | Operating Segments | |||||||||
| Segment Reporting | |||||||||
| Net sales | 179,400 | ||||||||
| Segment operating income | 25,691 | 28,074 | 49,794 | 46,991 | |||||
| Industrial | |||||||||
| Segment Reporting | |||||||||
| Net sales | 149,950 | 98,347 | 273,763 | 183,543 | |||||
| Other segment expenses | 122,476 | 79,484 | 225,528 | 151,606 | |||||
| Restructuring charges | 704 | 24 | 1,076 | 437 | |||||
| Impairment | 0 | 0 | 0 | 0 | |||||
| Industrial | Operating Segments | |||||||||
| Segment Reporting | |||||||||
| Net sales | 98,347 | ||||||||
| Segment operating income | $ 27,474 | $ 18,863 | $ 48,235 | $ 31,937 | |||||
| X | ||||||||||
- Definition Non-Cash Cost Of Goods And Services Sold No definition available.
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| X | ||||||||||
- Definition Number Of Manufacturing Sites No definition available.
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| X | ||||||||||
- Definition Amount of expense for acquisition-related cost incurred to effect business combination. Includes, but is not limited to, finder's fee; advisory, legal, accounting, valuation, and other professional and consulting fees; and general administrative cost, including cost of maintaining internal acquisition department. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to inventory acquired in connection with a business combination for which the initial accounting was incomplete. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, before tax, of realized and unrealized gain (loss) from foreign currency transaction. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of impairment loss for long-lived asset held and used. Includes, but is not limited to, impairment loss for long-lived asset to be disposed of other than by sale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of interest expense classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of expense classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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