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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Intangible Assets (Details)	12 Months Ended
	Dec. 31, 2020
Patents
Intangible assets
Useful life (in years)	5 years
SAP Licenses
Intangible assets
Useful life (in years)	10 years
Other licenses
Intangible assets
Useful life (in years)	5 years
Trade name and trademark
Intangible assets
Useful life (in years)	7 years

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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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

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Balance Type:	na
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X

- Details

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X

- Details

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X

- Details

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X

- Details

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