The interest rate on borrowings. [Refer: Borrowings]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The maturity of borrowings. [Refer: Borrowings]

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

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No definition available.

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- Definition

The amount of interest recognised as a liability.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The non-current portion of non-current borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The cash inflow from borrowings obtained. [Refer: Borrowings]

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition

The amount of current borrowings. [Refer: Borrowings]

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The total amount of debt including interest can be waived up on satisfying the conditions.

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No definition available.

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The period over which debt instrument were converted in to ordinary shares.

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No definition available.

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The aggregated of borrowings with original maturities greater than one year, including current and noncurrent borrowings.

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No definition available.

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The maximum amount of cash to given as credit in the initial period.

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No definition available.

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- Definition

The percentage of cost covered by the borrowings.

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No definition available.

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Borrowings (Details) - EUR (€) € in Thousands		1 Months Ended	3 Months Ended	6 Months Ended
Borrowings (Details) - EUR (€) € in Thousands	Jun. 01, 2012	Jun. 30, 2020	Jun. 30, 2020	Jun. 30, 2020	Dec. 31, 2019	Dec. 10, 2018
Disclosure of detailed information about borrowings [line items]
Total borrowings		€ 5,555	€ 5,555	€ 5,555	€ 13,052
Current portion		(656)	(656)	(656)	(343)
Non Current portion		4,899	4,899	4,899	12,709
Proceeds from borrowings			289	579
Innovation credit
Disclosure of detailed information about borrowings [line items]
Total borrowings		2,771	2,771	2,771	7,191	€ 4,700
Accrued interest		168	168	168	3,124
Percentage of cost covered by the innovative credit	35.00%
Maximum initial borrowing base	€ 5,000
Interest rate (as percent)	10.00%
Total conditional waiver of debt		8,400
Proceeds from borrowings				2,800
Convertible notes
Disclosure of detailed information about borrowings [line items]
Total borrowings		2,279	2,279	2,279	2,473
Accrued interest		€ 337	€ 337	€ 337	€ 264
Interest rate (as percent)		8.00%	8.00%	8.00%
Debt instrument convertible term				36 months
Convertible notes \| Minimum
Disclosure of detailed information about borrowings [line items]
Unconvertible debt maturity				P24M
Convertible notes \| Maximum
Disclosure of detailed information about borrowings [line items]
Unconvertible debt maturity				P36M