XML 60 R69.htm IDEA: XBRL DOCUMENT
v3.20.1

Segment Information - Revenues and Long-lived Assets by Geographical Area (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 28, 2020 | Mar. 30, 2019 | Dec. 28, 2019
Segment Reporting Information [Line Items] |  |  |
Net sales | $ 346,096 | $ 405,500 |
Long-lived assets | 334,829 |  | $ 344,617
Additions to long-lived assets | 11,308 | 14,076 |
United States |  |  |
Segment Reporting Information [Line Items] |  |  |
Net sales | 102,910 | 119,528 |
Long-lived assets | 54,870 |  | 58,081
Additions to long-lived assets | 580 | 905 |
China |  |  |
Segment Reporting Information [Line Items] |  |  |
Net sales | 86,015 | 106,866 |
Long-lived assets | 83,830 |  | 88,306
Additions to long-lived assets | 1,657 | 1,225 |
Mexico |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-lived assets | 69,664 |  | 73,096
Additions to long-lived assets | 2,592 | 5,484 |
Germany |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-lived assets | 35,483 |  | 36,025
Additions to long-lived assets | 753 | 598 |
Philippines |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-lived assets | 55,347 |  | 51,738
Additions to long-lived assets | 3,218 | 5,229 |
Other countries |  |  |
Segment Reporting Information [Line Items] |  |  |
Net sales | 157,171 | 179,106 |
Long-lived assets | 35,635 |  | $ 37,371
Additions to long-lived assets | $ 2,508 | $ 635 |

X
- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e9038-108599 + Details
Name: | us-gaap_NoncurrentAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAdditions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 + Details
Name: | us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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. + References No definition available. + Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_CN
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_MX
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_DE
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_PH
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=lfus_OtherCountriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |