XML 25 R62.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

GOODWILL AND INTANGIBLES (Gross and Net Intangible Assets Other Than Goodwill) (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Gross intangible assets other than goodwill by asset class |  |
Finite-Lived Assets - Gross Amount | $ 302,549 | $ 251,516
Finite-Lived Assets - Accumulated Amortization | 146,771 | 126,955
Trademarks and trade names |  |
Gross intangible assets other than goodwill by asset class |  |
Finite-Lived Assets - Gross Amount | 65,957 | 50,458
Finite-Lived Assets - Accumulated Amortization | 31,284 | 26,357
Indefinite Lived Assets | 22,020 | 23,385
Customer relationships |  |
Gross intangible assets other than goodwill by asset class |  |
Finite-Lived Assets - Gross Amount | 140,198 | 113,837
Finite-Lived Assets - Accumulated Amortization | 62,242 | 52,518
Patents |  |
Gross intangible assets other than goodwill by asset class |  |
Finite-Lived Assets - Gross Amount | 25,931 | 26,848
Finite-Lived Assets - Accumulated Amortization | 13,633 | 13,307
Other Intangible Assets |  |
Gross intangible assets other than goodwill by asset class |  |
Finite-Lived Assets - Gross Amount | 70,463 | 60,373
Finite-Lived Assets - Accumulated Amortization | $ 39,612 | $ 34,773

X
- Definition -- None. No documentation exists for this element. -- + References No definition available. + Details
Name: | leco_FiniteLivedAndIndefiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | leco_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | leco_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TrademarksAndTradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | leco_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | leco_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_PatentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | leco_FiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_OtherIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |