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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) | 12 Months Ended
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Dec. 31, 2020 EUR (€)
Summary of significant accounting policies [line items] |
Low-value asset recognition exemption to leased assets | € 5,000
Technology |
Summary of significant accounting policies [line items] |
Intangible assets amortized estimated useful life | 20 years
Customer relationships |
Summary of significant accounting policies [line items] |
Intangible assets amortized estimated useful life | 25 years
Bottom of range | Computer Software |
Summary of significant accounting policies [line items] |
Intangible assets amortized estimated useful life | 3 years
Bottom of range | Buildings |
Summary of significant accounting policies [line items] |
Property, plant and equipment, useful life | 10 years
Bottom of range | Machinery and Equipment |
Summary of significant accounting policies [line items] |
Property, plant and equipment, useful life | 3 years
Bottom of range | Vehicles |
Summary of significant accounting policies [line items] |
Property, plant and equipment, useful life | 5 years
Top of range | Computer Software |
Summary of significant accounting policies [line items] |
Intangible assets amortized estimated useful life | 5 years
Top of range | Buildings |
Summary of significant accounting policies [line items] |
Property, plant and equipment, useful life | 50 years
Top of range | Machinery and Equipment |
Summary of significant accounting policies [line items] |
Property, plant and equipment, useful life | 40 years
Top of range | Vehicles |
Summary of significant accounting policies [line items] |
Property, plant and equipment, useful life | 8 years

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- Definition The amount of the expense relating to leases of low-value assets accounted for applying paragraph 6 of IFRS 16. This expense shall not include the expense relating to short-term leases of low-value assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2020-01-01 -Paragraph 53 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2020-en-r&anchor=para_53_d&doctype=Standard -URIDate 2020-01-01 + Details
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